Get Practical advice Guide for Mercedes A Class 4 Door Second Generation (2004-2011)

Practical advice

Where will I find...? ........................... 200

Display messages ............................. 202

Troubleshooting ................................ 222

Locking/unlocking in an emer-

gency ................................................. 241

Changing the batteries ..................... 244

Changing the bulbs ........................... 245

Replacing the wiper blades .............. 251

Flat tyre ............................................. 253

Battery ............................................... 263

Jump-starting .................................... 266

Towing and tow-starting .................. 268

Fuses .................................................. 271

199

Practical advice

Where will I find...?

Setting up the warning triangle

Where will I find...?

4 Vehicle tool kit and folding wheel chock

5 TIREFIT kit

Vehicle tool kit, TIREFIT kit, jack, first-

aid kit, warning triangle and folding

wheel chock

First-aid kit

The vehicle tool kit, TIREFIT kit, jack, first-aid

i Check the expiry date on the first-aid kit

kit, warning triangle and folding wheel chock

regularly, and replace the contents if nec-

are located in the left-hand stowage compart-

essary.

ment in the luggage compartment.

Removing the first-aid kit

i When using the jack, you should also

observe the safety notes in the "Flat tyre"

X Remove the retaining cross.

section ( Y page 253).

1 Retainer

X Remove first-aid kit 1.

2 Side reflectors

3 Feet

Warning triangle

X Fold feet 3 down and out to the side.

X Fold the stowage space cover down

X Pull side reflectors 2 upwards to form a

( Y page 161).

triangle and lock them at the top using

X Release the Velcro fastening.

retainer 1.

X Remove warning triangle 3.

1 First-aid kit (electric air pump behind it)

2 Jack

3 Warning triangle

200

Practical advice

Where will I find...?

Setting up the foldable wheel chock

Fire extinguisher*

Spare wheel*/"Minispare" emer-

gency spare wheel*

The folding wheel chock serves as an addi-

i Have the fire extinguisher refilled after

tional measure for securing the vehicle

X Open the luggage compartment floor

each use and checked every one or two

against rolling away, e.g. when a wheel is

( Y page 155).

years. Otherwise, it may fail in an emer-

being changed.

gency.

Vehicles with ECO start/stop func-

Observe the legal requirements in all coun-

tries concerned.

tion*

The fire extinguisher is located underneath

the front of the driver's seat.

1 To fold the plates upwards

2 To fold out the lower plate

3 To insert the plate

1 Ball coupling

2 Ball coupling stowage well

X Fold both plates 1 upwards.

1 Tab

X Fold out lower plate 2.

X Remove ball coupling stowage well 2 and

2 Fire extinguisher

X Guide the lugs on the lower plate fully into

ball coupling 1.

openings in base plate 3.

X Pull tab 1 upwards.

X Remove fire extinguisher 2.

* optional

201

Practical advice

Display messages

Vehicles without ECO start/stop func-

Display messages

ist knowledge and tools to carry out the

tion*

work required. Mercedes-Benz recom-

Notes

mends that you use a Mercedes-Benz

Service Centre for this purpose. In particu-

The on-board computer shows warnings or

lar, work relevant to safety or on safety-

malfunctions in the multi-function display.

related systems must be carried out at a

Certain display messages are accompanied

qualified specialist workshop.

by a warning tone or a continuous tone.

The multi-function display shows high-priority

The following tables contain all the display

display messages in red. In the following

messages.

tables, these display messages are printed in

red.

Hiding display messages

Please respond in accordance with the dis-

After a few seconds, the on-board computer

play messages and follow the additional

1 Retaining screw

automatically hides some low priority display

notes in this Owner's Manual.

messages. Other messages remain visible in

2 Spare wheel/"Minispare" emergency

G Risk of accident

the multi-function display until you hide them

spare wheel

No further messages can be displayed if the

yourself.

instrument cluster and/or the multi-func-

All vehicles

Some high priority display messages cannot

tion display fails.

be hidden. The multi-function display shows

X Turn retaining screw 1 anti-clockwise.

This means that you will not see information

these messages continuously until the cau-

about the driving situation, such as the

ses of the messages have been remedied.

i Vehicles with a subwoofer mounted in the

speed, outside temperature, warning/indi-

emergency spare wheel:

Use the buttons on the multi-function steer-

cator lamps, display messages or system

ing wheel.

You must observe the information labels on

failures. The vehicle's handling character-

the subwoofer when removing it.

X Use the è, ·, j or k button

istics may be affected. Adjust your driving

to select another display.

style and speed accordingly.

X Remove spare wheel/"Minispare" emer-

The on-board computer saves certain dis-

Immediately consult a qualified specialist

gency spare wheel 2.

play messages in the message memory

workshop which has the necessary special-

( Y page 106).

* optional

202

Practical advice

Display messages

Text messages

G Risk of accident and injury

If maintenance work is carried out incorrectly this can jeopardise the operating safety of your vehicle. You risk losing control of your vehicle

and thereby causing an accident. The safety systems may also no longer be able to protect you or others as they are designed to do.

Always have maintenance work carried out at a qualified specialist workshop which has the necessary specialist knowledge and tools to

carry out the work required.

Mercedes-Benz recommends that you use a Mercedes-Benz Service Centre for this purpose.

In particular, all work relevant to safety or on safety-related systems must be carried out at a qualified specialist workshop.

203

Practical advice

Display messages

Possible cause/consequence

Possible solution

The maximum speed has been excee-

X Drive slower.

120 km/h

Maximum speed

ded 26 .

exceeded

G Risk of accident

X Carefully drive a short, lightly curving stretch

ABS

ABS, ESP unavaila-

of road at a speed above 20 km/h.

ble See Owner's

ABS (Anti-lock Brake System) and ESP ®

If the display message disappears, ABS and

Manual

(Electronic Stability Program) are tempo-

ESP ® are available again.

rarily unavailable. The self-diagnosis is, for

example, not yet complete.

The following systems are also unavaila-

ble:

R BAS (Brake Assist)

R the steering assistant STEER CONTROL

R hill start assist

R the tyre pressure loss warning system

The brake system continues to function

normally, but without the functions listed

above.

26 Only for certain countries.

204

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Drive on carefully.

X Visit a qualified specialist workshop immedi-

ABS and ESP ® are temporarily unavailable

ately.

due to undervoltage. The battery is, for

X Observe the additional messages in the multi-

example, not being charged.

function display ( Y page 202).

The following systems are also unavaila-

ble:

R BAS

R the steering assistant STEER CONTROL

R hill start assist

R the tyre pressure loss warning system

The brake system continues to function

normally, but without the functions listed

above.

205

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Drive on carefully.

ABS

ABS, ESP inopera-

tive See Owner's

X Visit a qualified specialist workshop immedi-

ABS and ESP ® are unavailable due to a

Manual

ately.

fault.

The following systems are also unavaila-

ble:

R BAS

R the steering assistant STEER CONTROL

R hill start assist

R the tyre pressure loss warning system

The brake system continues to function

normally, but without the functions listed

above.

206

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Carefully drive a short, lightly curving stretch

ESP

unavailable See

of road at a speed above 20 km/h.

Owner's Manual

ESP ® is temporarily unavailable. The self-

If the display message disappears, ESP ® is

diagnosis is, for example, not yet com-

available again.

plete.

The following systems are also unavaila-

ble:

R BAS

R the steering assistant STEER CONTROL

R hill start assist

R the tyre pressure loss warning system

The brake system continues to function

normally, but without the functions listed

above.

207

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Drive on carefully.

X Visit a qualified specialist workshop immedi-

ESP ® is unavailable due to undervoltage.

ately.

The battery is, for example, not being

X Observe the additional messages in the multi-

charged.

function display ( Y page 202).

The following systems are also unavaila-

ble:

R BAS

R the steering assistant STEER CONTROL

R hill start assist

R the tyre pressure loss warning system

The brake system continues to function

normally, but without the functions listed

above.

208

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Drive on carefully.

ESP

inoperative See

Owner's Manual

X Visit a qualified specialist workshop immedi-

ESP ® is unavailable due to a malfunction.

ately.

The following systems are also unavaila-

ble:

R BAS

R the steering assistant STEER CONTROL

R hill start assist

R the tyre pressure loss warning system

The brake system continues to function

normally, but without the functions listed

above.

The multi-function display additionally

X Stop in accordance with traffic conditions.

Vehicle

Consult workshop

shows an F in the position display.

X Move the selector lever to P.

Safe operation of AUTOTRONIC* can no

X Turn the key to position 0 in the ignition lock.

longer be fully guaranteed.

X Wait at least 10 seconds before restarting the

engine.

X Move the selector lever to position D or R.

X Drive on carefully.

X Have the transmission checked immediately at

a qualified specialist workshop.

X Move the selector lever to position N or P.

Vehicles with AUTOTRONIC*: the selector

Shift to N

to start

lever is not in position N or P.

* optional

209

Practical advice

Display messages

Possible cause/consequence

Possible solution

Your vehicle is outside the network pro-

X Wait until the operational readiness symbol

No Service

vider transmitter/receiver range.

appears in the multi-function display

( Y page 113).

The driver’s door is open and the driver's

X Repeat the parking process with the seat belt

Park Assist

cancelled

seat belt has not been fastened.

fastened and the driver's door closed.

You have inadvertently touched the multi-

X Make sure that the multi-function steering

function steering wheel while steering

wheel is not touched while steering interven-

intervention was active.

tion is active.

The vehicle started to skid and ESP ® inter-

X Use the Active Park Assist* system later.

vened.

You have just performed a large number

Active Park Assist* will become available again

Park Assist

inoperative

of turning or parking manoeuvres.

after approximately 10 minutes.

X Stop in accordance with traffic conditions.

X Switch off and restart the engine.

X If the warning message does not disappear:

consult a qualified specialist workshop.

PARKTRONIC* is inoperative.

X Observe the notes on PARKTRONIC* in the

"Troubleshooting" section ( Y page 236).

* optional

210

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Stop the vehicle without making any sudden

Tyre press.

Check tyres

steering or braking manoeuvres. Pay attention

The tyre pressure loss warning system has

to traffic conditions as you do so.

detected a significant loss in pressure.

X Check the tyres.

X Check the tyre pressure. If necessary, correct

the tyre pressure ( Y page 178).

X If necessary, repair the faulty tyre or change

the wheel ( Y page 253).

X Then restart the tyre pressure loss warning

system once the tyre pressure is correct

( Y page 179).

The tyre pressure loss warning system is

X Visit a qualified specialist workshop.

Run Flat Indi-

inoperative

faulty.

cator

A tyre pressure loss warning system dis-

X Correct the tyre pressure on all tyres

Check tyres

Then restart Run

play message appeared.

( Y page 178).

Flat Indicator

X Restart the tyre pressure loss warning system

( Y page 179).

The tyre pressure loss warning system is

X Visit a qualified specialist workshop.

Run Flat Indi-

inoperative

faulty.

cator

G Risk of injury

X Visit a qualified specialist workshop immedi-

SRS

Restraint system

ately.

malfunction Con-

There is a malfunction in the restraint sys-

sult workshop

tem.

211

Practical advice

Display messages

Symbol messages

G Risk of accident and injury

If maintenance work is carried out incorrectly this can jeopardise the operating safety of your vehicle. You risk losing control of your vehicle

and thereby causing an accident. The safety systems may also no longer be able to protect you or others as they are designed to do.

Always have maintenance work carried out at a qualified specialist workshop which has the necessary specialist knowledge and tools to

carry out the work required.

Mercedes-Benz recommends that you use a Mercedes-Benz Service Centre for this purpose.

In particular, all work relevant to safety or on safety-related systems must be carried out at a qualified specialist workshop.

Display messages

Possible cause/consequence

Possible solution

G Risk of injury

X Ask occupants in the rear to fasten their seat

belts.

If the symbol appears in the multi-function

Further

information on the status indicator for the

display, a seat belt buckle has been

rear

seat

belts* ( Y page 76).

released on a rear seat during the journey.

The tailgate is open.

X Close the tailgate.

At least one door is open.

X Close the doors.

Some electronic systems are unable to

X Visit a qualified specialist workshop.

send information to the on-board com-

puter. The following functions may be mal-

functioning:

R coolant temperature display

R rev counter

R cruise control* or Speedtronic* display

* optional

212

Practical advice

Display messages

Possible cause/consequence

Possible solution

The engine fan is faulty.

X If the coolant temperature is less than 120 †,

you can continue driving to the nearest quali-

fied specialist workshop.

X Avoid subjecting the engine to heavy loads, e.g.

driving in mountainous terrain, and stop-and-

go driving.

The battery is not being charged. One (or

X Stop immediately and safely when traffic con-

more) of the following could be the cause:

ditions permit and switch off the engine.

X Check the poly-V-belt.

R a faulty alternator

X If the poly-V-belt is torn: do not continue

R a torn poly-V-belt

driving. Consult a qualified specialist work-

R a malfunction in the electronics

shop.

X If the poly-V-belt is not damaged: have the

vehicle checked immediately at a qualified spe-

cialist workshop.

The on-board voltage is too high.

X Have the alternator checked at a qualified spe-

cialist workshop.

The brake pads/linings have reached

X Visit a qualified specialist workshop.

Brake wear

their wear limit.

213

Practical advice

Display messages

Possible cause/consequence

Possible solution

G Risk of accident

X Pull over and stop the vehicle safely, paying

Check brake fluid

attention to road and traffic conditions. Do not

level

There is insufficient brake fluid in the

continue driving under any circumstances.

brake fluid reservoir.

X Consult a qualified specialist workshop.

X Do not top up the brake fluid. This will not rec-

tify the fault.

You are driving with the parking brake

X Release the parking brake.

Release parking

applied.

brake

There is water in the fuel filter. The water

X Visit a qualified specialist workshop.

Clean fuel filter

[

must be drained off 27 .

The coolant is too hot.

X Pull over and stop the vehicle safely and switch

Coolant Stop car,

off the engine, paying attention to road and

turn eng. off

traffic conditions.

X Make sure, that the air supply to the radiator

is not blocked, e.g. by slush.

X Restart the engine only when the display mes-

sage disappears. Otherwise, there is a risk of

engine damage.

X Pay attention to the coolant temperature dis-

play.

X If the temperature increases again, visit a quali-

fied specialist workshop immediately.

27 Only for certain countries.

214

Practical advice

Display messages

Possible cause/consequence

Possible solution

The poly-V-belt may have torn.

X Pull over and stop the vehicle safely and switch

off the engine, paying attention to road and

traffic conditions.

X Check the poly-V-belt.

X If the poly-V-belt is torn: do not continue

driving. Consult a qualified specialist work-

shop.

X If the poly-V-belt is not damaged: do not

start the engine again until the display mes-

sage disappears. Otherwise, there is a risk of

engine damage.

The coolant level is too low.

X Top up the coolant, observing the warning

Top up coolant See

notes before doing so ( Y page 175).

Owner's Manual

X If the coolant needs topping up more often than

usual, have the engine coolant system checked

at a qualified specialist workshop.

G Risk of accident

X Check whether you are able to apply the extra

Power steer. mal-

force required.

function Consult

There is no power assistance for the steer-

workshop

X If you are able to steer safely: carefully drive

ing. You will need to use more force to

on to a qualified specialist workshop.

steer.

X If you are unable to steer safely: do not drive

The steering assistant STEER CONTROL is

on. Contact the nearest qualified specialist

also deactivated.

workshop.

215

Practical advice

Display messages

Possible cause/consequence

Possible solution

The left-hand or right-hand cornering

X Change the bulb ( Y page 245).

Cornering light

light* is faulty.

left

Cornering light

right

X Halogen headlamp: replace the bulbs

Vehicles with the light and visibility pack-

Dipped-beam left

( Y page 245).

age*: the left-hand or right-hand dipped-

beam headlamp is faulty.

Dipped-beam right

X Bi-xenon headlamp*: visit a qualified special-

ist workshop.

The light sensor is faulty. The constant

X Switch the lights to manual control in the on-

AUTO lights inop-

headlamp mode (daytime driving lights) is

board computer ( Y page 109).

erative

switched on.

X Switch the lights on and off using the light

switch.

The left-hand or right-hand trailer turn sig-

X Change the bulb.

Trailer turn sig-

nal lamp is faulty.

nal left

Trailer turn sig-

nal right

The left-hand or right-hand trailer tail light

X Change the bulb.

Trailer tail lamp

is faulty.

left

Trailer tail lamp

right

* optional

216

Practical advice

Display messages

Possible cause/consequence

Possible solution

The rear left-hand or rear right-hand turn

X Change the bulb ( Y page 245).

Turn signal rear

signal is faulty.

left

Turn signal rear

right

The turn signal in the left-hand or right-

X Visit a qualified specialist workshop.

Turn signal left

hand exterior mirror is faulty. This display

mirror

message will only appear if all LEDs are

faulty.

Turn signal right

mirror

The front left-hand or front right-hand turn

X Change the bulb ( Y page 245).

Turn signal front

signal is faulty.

left

Turn signal front

right

Vehicles with light and visibility pack-

X Change the bulb ( Y page 245).

Brake/tail lamp

age*: the left-hand or right-hand brake

left

lamp is faulty.

Brake/tail lamp

right

Vehicles with the lights and visibility pack-

X Visit a qualified specialist workshop.

3rd brake lamp

age*: the third brake lamp is faulty. The

display message will only appear if all

LEDs are faulty.

* optional

217

Practical advice

Display messages

Possible cause/consequence

Possible solution

Vehicles with light and visibility pack-

X Change the bulb ( Y page 245).

Main-beam left

age*: the left-hand or right-hand high

beam is faulty.

Main-beam right

Vehicles with the lights and visibility pack-

X Visit a qualified specialist workshop.

Licence plate lamp

age*: the left-hand or right-hand licence

plate lamp is faulty.

The light is switched on when you leave

X Turn the light switch to M or U.

Switch off lights

the vehicle.

X If the rear foglamp is switched on: press the

light switch in to the stop.

Vehicles with the lights and visibility pack-

X Visit a qualified specialist workshop.

Foglamp left

age*: the left-hand or right-hand fog-

Foglamp right

lamp* is faulty.

Vehicles with lights and visibility pack-

X Change the bulb ( Y page 245).

Left-hand Tail

age*: the tail lamp or the rear foglamp is

lamp/rear foglamp

faulty.

Right-hand Tail

lamp/rear foglamp

Vehicles with the lights and visibility pack-

X Change the bulb ( Y page 245).

Parking lamp front

age*: the front left-hand or front right-

left

hand parking lamp is faulty.

Parking lamp front

right

* optional

218

Practical advice

Display messages

Possible cause/consequence

Possible solution

Vehicles with lights and visibility pack-

X Change the bulb ( Y page 245).

Reversing lamp

age*: the left-hand or right-hand reversing

left

light is faulty.

Reversing lamp

right

Vehicles with a diesel engine: the oil level

X Check the oil level ( Y page 173).

Add 1.0 litreof

is too low.

engine oil when

X If necessary, top up the motor oil.

next refuelling

X Have the engine checked for leaks if the engine

oil needs topping up more often than usual.

Vehicles with a petrol engine: the engine

X Stop in accordance with traffic conditions.

Engine oil pres-

sure Stop car, turn oil pressure is too low. There is a risk of

X Switch off the engine.

engine damage.

eng. off

X Check the oil level ( Y page 173).

X If necessary, top up the motor oil.

Vehicles with a petrol engine: the oil level

X Check the oil level ( Y page 173).

Eng. oil level

is too low.

Check level

X If necessary, top up the motor oil.

X Have the engine checked for leaks if the engine

oil needs topping up more often than usual.

Eng. oil level Stop Vehicles with a diesel engine: the oil level

X Stop in accordance with traffic conditions.

car, turn eng. off is too low. There is a risk of engine dam-

X Switch off the engine.

age.

X Top up the engine oil and check the level

( Y page 173).

* optional

219

Practical advice

Display messages

Possible cause/consequence

Possible solution

Vehicles with a diesel engine: you have

X Siphon off excess engine oil until it is at the

Engine oil level

added too much engine oil. There is a risk

specified level. Observe the legal require-

Reduce oil level

of damage to the engine or to the catalytic

ments.

converter.

Vehicles with a diesel engine: the meas-

X Visit a qualified specialist workshop.

Cannot measure oil

uring system is faulty.

level

Key does not belong You have put the wrong key in the ignition

X Use the correct key.

lock.

to vehicle

The key is in the ignition lock.

X Remove the key.

Remove key

The key needs to be replaced.

X Visit a qualified specialist workshop.

Replace key

X Visit a qualified specialist workshop.

Speedtronic* and cruise control* are

SPEEDTRONIC inop-

faulty.

erative

There is only a small amount of fuel in the

X Refuel at the nearest filling station.

fuel tank.

The fuel level has fallen below the reserve

X Refuel at the nearest filling station.

Reserve fuel level

range.

You have not yet logged on to your mobile

X Enter the PIN for the SIM card.

Enter PIN

phone*.

* optional

220

Practical advice

Display messages

Possible cause/consequence

Possible solution

The Bluetooth connection between your

X If desired, activate the Bluetooth connection

Bluetooth ready

between the mobile phone and the audio sys-

mobile phone and the audio system* or

tem* or COMAND APS* (see separate operat-

COMAND APS* is not activated.

ing instructions).

Your mobile phone is not inserted in the

X Insert the mobile phone into the

No telephone

bracket*.

bracket* ( Y page 164).

X Top up the windscreen washer fluid

Top up washer fluid Vehicles with bi-xenon headlamps*: The

( Y page 175).

washer fluid level in the washer fluid res-

ervoir has dropped below the minimum.

* optional

221

Practical advice

Troubleshooting

Points to remember

G Risk of accident and injury

If maintenance work is carried out incorrectly this can jeopardise the operating safety of your vehicle. You risk losing control of your vehicle

and thereby causing an accident. The safety systems may also no longer be able to protect you or others as they are designed to do.

Always have maintenance work carried out at a qualified specialist workshop which has the necessary specialist knowledge and tools to

carry out the work required.

Mercedes-Benz recommends that you use a Mercedes-Benz Service Centre for this purpose.

In particular, all work relevant to safety or on safety-related systems must be carried out at a qualified specialist workshop.

Warning and indicator lamps in switches and buttons

Problem

Possible cause/consequence

Suggested solutions

One or all of the indicator lamps

The on-board voltage is too low,

X Switch off consumers that are not required, e. g. reading lamp or

because too many consumers are

interior lighting.

in the seat heating* button are

switched on.

Once the battery is sufficiently charged, the seat ventilation* will

flashing. The seat heating* has

switch back on automatically.

switched itself off automatically.

The indicator lamp in the 2

Cooling has been deactivated

X Visit a qualified specialist workshop.

button on the air-conditioning*/ due to a malfunction.

Thermotronic* control panel

lights up. The cooling system can-

not be switched on.

* optional

222

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

The indicator lamp in the F/ The on-board voltage is too low,

X Switch off consumers that are not required, e. g. reading lamp or

1 rear-window heating button because too many consumers are

interior lighting.

is flashing. The rear-window heat- switched on.

Once the battery is sufficiently charged, the rear window heating

will switch back on automatically.

ing has switched itself off prema-

turely or cannot be switched on.

Vehicles with automatic child

A special Mercedes-Benz child

seat recognition on the front-

seat with automatic child seat

passenger seat:

recognition has been fitted to the

front-passenger seat. The front-

The 5 PASSENGER AIRBAG

passenger airbag has therefore

OFF warning lamp on the centre

been disabled as desired.

console is lit.

G Risk of injury

X Remove electronic equipment from the front-passenger seat, for

example

There is no child seat fitted to the

R notebook

front-passenger seat. The auto-

matic child seat recognition is

R mobile phone

malfunctioning.

R cards with transponders, e.g. ski passes or access passes

If the 5 PASSENGER AIRBAG OFF warning lamp is still lit:

X Visit a qualified specialist workshop.

You have started the engine with

You have deactivated the ECO

X Activate the ECO start/stop function* again.

the key. The indicator lamp in the

start/stop function*.

ECO start/stop function* button

X Visit a qualified specialist workshop.

The ECO start/stop function*is

does not light up or goes out

not available due to a fault.

again after a short time.

* optional

223

Practical advice

Troubleshooting

Warning and indicator lamps in the instrument cluster

Problem

Possible cause/consequence

Suggested solutions

- The yellow ABS warning

G Risk of accident

X Drive on carefully.

lamp comes on while the

X Observe the additional messages in the multi-function display

ABS (Anti-lock Brake System) is

engine is running.

( Y page 202).

deactivated due to a fault. There-

X Visit a qualified specialist workshop.

fore, ESP ® (Electronic Stability

Program), BAS (Brake Assist), the

steering assistant STEER CON-

TROL, the hill start assist and the

tyre pressure loss warning sys-

tem are also deactivated.

The brake system continues to

function normally, but without

electronic support. The wheels

could therefore lock if you brake

hard.

If the ABS control unit is faulty,

other systems may also not be

available: e.g. Parktronic sys-

tem*, the navigation system* or

the Autotronic*.

- The yellow ABS warning

G Risk of accident

X Switch off consumers that are not required, e g. reading lamps or

lamp comes on while the

interior lighting.

The on-board voltage is too low.

engine is running.

ABS will be available again as soon as the vehicle's electrical sys-

ABS has been deactivated due to

tem voltage increases.

undervoltage.

* optional

224

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

Therefore, ESP ® , BAS, the steer-

ing assistant STEER CONTROL,

hill start assist and the tyre pres-

sure loss warning system are also

deactivated.

The brake system continues to

function normally, but without

electronic support. The wheels

could therefore lock if you brake

hard.

G Risk of accident

X Observe the additional messages in the multi-function display

v The yellow ESP ® warning

( Y page 202).

lamp is lit while the engine

ESP ® is unavailable due to a mal-

is running. In addition, a

X Drive on carefully.

function.

message appears in the

X Visit a qualified specialist workshop.

The following systems have also

multi-function display.

been deactivated:

R BAS

R the steering assistant STEER

CONTROL

R hill start assist

R the tyre pressure loss warning

system

The braking system remains

available with full brake boosting

effect but without the above func-

tions.

225

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

G Risk of accident

X Only depress the accelerator pedal as far as necessary when pull-

v The yellow ESP ® warning

ing away.

lamp flashes while the

ESP ® or traction control has

vehicle is in motion.

X Release the accelerator pedal while you are driving.

intervened because there is a risk

X Adapt your driving style to suit the road and weather conditions.

of skidding or at least one wheel

has started to spin.

X Do not deactivate ESP ® .

1 The red SRS warning lamp G Risk of injury

X Visit a qualified specialist workshop immediately.

is lit while the engine is

There is a malfunction in the

running.

restraint system. The airbags or

belt tensioners may either be trig-

gered unintentionally or, in the

event of an accident, not be trig-

gered at all.

1 The red SRS warning lamp The connector on the removable

X Attach the connector to the coupling on the seat ( Y page 156).

is lit while the engine is

front-passenger seat* is

running. In addition, the

detached.

indicator lamp 5

PASSENGER AIRBAG OFF

flashes in the centre con-

sole and a warning tone

sounds.

H The red brake system

You are driving with the parking

X Release the parking brake.

warning lamp comes on

brake applied.

The warning lamp goes out and the warning tone ceases.

while you are driving. A

warning tone also sounds.

* optional

226

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

H The red brake system

G Risk of accident

X Pull over and stop the vehicle safely, paying attention to road and

warning lamp comes on

traffic conditions. Do not continue driving under any circumstan-

There is insufficient brake fluid in

while the engine is run-

ces.

the fluid reservoir.

ning.

X Consult a qualified specialist workshop immediately.

X Observe the additional messages in the multi-function display

( Y page 202).

Do not top up the brake fluid. This will not rectify the fault.

± The yellow engine diagnos- Vehicles with a diesel engine: the

X Start the engine three to four times after refuelling.

tics warning lamp lights up fuel tank has been run dry.

Emergency running mode is cancelled. The vehicle need not be

while the engine is run-

checked.

ning.

± The yellow engine diagnos- There may be a fault, for example

X Have the vehicle checked as soon as possible at a qualified spe-

tics warning lamp lights up R in the engine management

cialist workshop.

while the engine is run-

R in the ignition system

ning.

R in the exhaust system

R in the ignition system (for vehi-

cles with petrol engines)

The emission limit values may be

exceeded and the engine can run

in emergency mode.

227

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

< The red seat belt warning

The seat belt warning lamp

X Fasten your seat belt ( Y page 73).

lamp lights up for 6 sec-

reminds the driver and front

onds after the engine

passenger to fasten their seat

belts.

starts up 28 .

< After the engine starts, a

G Risk of injury

X Fasten your seat belt ( Y page 73).

warning tone sounds for

The warning tone ceases.

The driver's seat belt is not fas-

up to 6 seconds 28 .

tened.

< The red seat belt warning

G Risk of injury

X Fasten your seat belt ( Y page 73).

lamp lights up after the

The warning lamp goes out.

The driver or front passenger has

engine starts, as soon as

not fastened their seat belt

the driver's door or the

front-passenger door is

G Risk of injury

X Remove the objects from the front-passenger seat and stow them

closed.

safely.

There are objects on the front-

The warning lamp goes out.

passenger seat

28 Only for certain countries.

228

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

< The red warning lamp

G Risk of injury

X Fasten your seat belt ( Y page 73).

flashes and an intermit-

The warning lamp goes out and the intermittent audible warning

The driver or front passenger has

tent audible warning

ceases.

not fastened their seat belt and

sounds.

you are driving faster than

25 km/h or have briefly driven

faster than 25 km/h.

G Risk of injury

X Remove the objects from the front-passenger seat and stow them

safely.

There are objects on the front-

The warning lamp goes out and the intermittent audible warning

passenger seat and you are driv-

ceases.

ing faster than 25 km/h or have

briefly driven faster than

25 km/h.

The yellow engine diagnostics

The fuel level has fallen below the

X Refuel at the nearest filling station.

warning lamp lights up while the

reserve range.

engine is running.

229

Practical advice

Troubleshooting

Warning tones

Problem

Possible cause/consequence

Suggested solutions

You have opened the vehicle with

X Switch off the alarm ( Y page 57).

The anti-theft warning alarm* is

the anti-theft alarm system still

triggered.

activated*.

You hear a warning tone.

A message appears in the multi-

X See the explanations for the display message ( Y page 202).

function display.

You are driving with the parking

X Release the parking brake.

brake applied.

The light is switched on when you X Turn the light switch to M or U.

leave the vehicle.

X If the rear foglamp is switched on: press the light switch in to the

stop.

G Risk of injury

X Fasten your seat belt ( Y page 73).

The driver or front passenger has

not fastened their seat belt

* optional

230

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

X Move the selector lever to P.

You hear a warning tone.

Vehicles with AUTOTRONIC*:

You have:

R switched off the engine

R opened the driver's door

R not moved the selector lever to

position P

Accident

Problem

Possible cause/consequence

Suggested solutions

Fuel is leaking from the vehicle.

G Risk of fire

X Switch off the ignition immediately.

The fuel line or the fuel tank has X Remove the ignition key.

been damaged. The leaking fuel Do not restart the engine under any circumstances. The leaking fuel

creates a risk of fire or explosion. creates a risk of fire or explosion.

X Consult a qualified specialist workshop.

You are unable to determine the

X Consult a qualified specialist workshop.

extent of the damage.

You cannot detect any damage.

X Start the engine as normal.

* optional

231

Practical advice

Troubleshooting

Fuel and fuel tank

Problem

Possible cause/consequence

Suggested solutions

X Turn the key to position 0 ( Y page 62) in the ignition lock immedi-

Fuel is leaking from the vehicle.

G Risk of explosion or fire

ately and remove it.

The fuel line or the fuel tank is

X Do not restart the engine under any circumstances.

defective.

X Consult a qualified specialist workshop.

The fuel filler flap cannot be

The fuel filler flap is not released.

X Unlock the vehicle ( Y page 241).

opened.

X Unlock the vehicle manually ( Y page 242).

The opening mechanism is jam-

X Consult a qualified specialist workshop.

med.

The fuel tank in a diesel engine

There is air in the fuel system.

X Refuel the vehicle.

vehicle has been run completely

X Switch on the ignition for approximately 10 seconds (key in posi-

dry and the engine will not start.

tion 2 ( Y page 62) in the ignition lock).

X Start the engine continuously for up to 40 seconds until it runs

smoothly.

The fuel system is now free of air.

If the engine does not start:

X Wait two minutes.

X Repeat the starting procedure for up to 40 seconds.

If the engine still does not start:

X Consult a qualified specialist workshop.

232

Practical advice

Troubleshooting

Engine

Problem

Possible cause/consequence

Suggested solutions

X Turn the key back to position 0 ( Y page 62) in the ignition lock

The engine will not start. You can

R The engine electronics system

hear the starter motor operating.

is malfunctioning.

before the next starting attempt.

X Try to start the engine again ( Y page 87). When doing so, remember

R There is a malfunction in the

that excessively long and frequent attempts to start the engine will

fuel supply.

drain the battery.

R The on-board voltage is too low

If the engine does not start after several attempts:

because the starter battery is

X Consult a qualified specialist workshop.

too weak or discharged.

The engine will not start. You can The fuel tank has been run dry.

X Refuel the vehicle.

hear the starter motor operating.

X Bleed the fuel system ( Y page 232).

The reserve fuel warning lamp is

on and the fuel gauge shows 0.

The engine will not start. You can- The on-board voltage is too low X Jump-start the vehicle ( Y page 266).

not hear the starter motor oper- because the starter battery is too If the engine does not start despite attempting to jump-start it:

ating.

weak or discharged.

X Consult a qualified specialist workshop.

The starter motor was exposed to

X Allow the starter motor to cool down for approximately two

a thermal load that was too high.

minutes.

X Try to start the engine again.

If the engine still does not start:

X Consult a qualified specialist workshop.

233

Practical advice

Troubleshooting

Problem

Possible cause/consequence

Suggested solutions

Vehicles with a petrol engine:

There is a malfunction in the

X Only depress the accelerator pedal slightly.

engine electronics or a mechani-

The engine is not running

X Have the cause rectified immediately at a qualified specialist work-

cal component of the engine con-

smoothly and is misfiring.

shop.

trol unit.

Otherwise, non-combusted fuel may get into the catalytic converter

and damage it.

A coolant temperature of over

The coolant level is too low. The

X Stop as soon as possible and allow the engine and the coolant to

120 °C is displayed. The coolant

coolant is too hot and the engine

cool down.

warning lamp may also be on and

is no longer being cooled suffi-

X Check the coolant level ( Y page 175). Observe the warning notes

a warning tone may sound

ciently.

as you do so and top up the coolant if necessary.

( Y page 97).

If the coolant level is correct, the

X If the coolant temperature is less than 120 °C, you can continue

radiator fan may be faulty. The

driving to the nearest qualified specialist workshop.

coolant is too hot and the engine

X Avoid heavy loads on the engine as you do so, e.g. driving on

is no longer being cooled suffi-

mountain roads and stop/start driving.

ciently.

234

Practical advice

Troubleshooting

AUTOTRONIC*

Problem

Possible cause/consequence

Suggested solutions

The transmission has problems

The transmission is losing oil.

X Have the transmission checked at a qualified specialist workshop

shifting gear

immediately.

The acceleration ability is deteri- The transmission is in emergency

X Stop the vehicle.

orating.

mode.

X Move the selector lever to position P.

The one-touch gearshifting is no

X Turn the key to position 0 in the ignition lock.

longer working.

X Wait at least 10 seconds before restarting the engine.

The transmission no longer

X Move the selector lever to position D or R.

changes gear.

X Have the transmission checked at a qualified specialist workshop

immediately.

* optional

235

Practical advice

Troubleshooting

Parktronic*

Problem

Possible cause/consequence

Suggested solutions

Only the red segments in the

Parktronic has malfunctioned

X If problems persist, have Parktronic checked at a qualified spe-

Parktronic warning display are lit. and has switched itself off.

cialist workshop.

You also hear a warning tone for

approximately two seconds.

Parktronic is deactivated after

approximately 20 seconds and

the indicator lamp in the Park-

tronic button lights up.

Only the red segments in the

The Parktronic sensors are dirty

X Clean the Parktronic sensors ( Y page 196).

Parktronic warning display are lit. or there is interference.

X Switch the ignition back on.

Parktronic is deactivated after

approximately 20 seconds.

Only the red segments in the

The problem may be caused by an

X See if Parktronic functions in a different location.

Parktronic warning display are lit. external source of radio or ultra-

Parktronic is deactivated after

sound waves.

approximately 20 seconds.

* optional

236

Practical advice

Troubleshooting

Headlamps

Problem

Possible cause/consequence

Suggested solutions

The headlamps or the turn signals Air humidity is very high.

X Drive with the headlamps switched on.

in the exterior mirrors are misted

The headlamps are demisted after a short distance.

up on the inside.

The headlamp housing is not

X Have the headlamps checked at a qualified specialist workshop.

sealed and moisture has been

able to enter.

Windscreen wipers

Problem

Possible cause/consequence

Suggested solutions

The windscreen wipers are jam-

Leaves or snow, for example, may

X For safety reasons, you should remove the key from the ignition

med.

be obstructing the windscreen

lock.

wiper movement. The wiper

X Remove the cause of the obstruction.

motor has been deactivated.

X Switch the windscreen wipers back on.

The windscreen wipers fail com-

G Risk of accident

X Select another wiper speed on the combination switch.

pletely.

X Have the windscreen wipers checked at a qualified specialist work-

The windscreen wiper drive is

shop.

malfunctioning.

237

Practical advice

Troubleshooting

Side windows

Problem

Possible cause/consequence

Suggested solutions

A side window will not close.

Objects are trapped between the

X Remove the objects.

window and the door frame.

X Close the side window.

There are objects in the window

X Remove the objects.

guide rail which are preventing

X Close the side window.

the window from closing.

You cannot see the cause.

X Close the side window with increased force or without the anti-

entrapment feature ( Y page 85).

Mirrors

Problem

Possible cause/consequence

Suggested solutions

An exterior mirror has been

Vehicles with exterior mirrors that cannot be folded in/out electri-

pushed out of position.

cally:

X Move the exterior mirror into the correct position manually.

Vehicles with electrically folding exterior mirrors*:

X Press the mirror-folding button* ( Y page 71) repeatedly until you

hear a distinct click.

The mirror housing is engaged again and you can adjust the mirror

as usual ( Y page 71).

* optional

238

Practical advice

Troubleshooting

Key

Problem

Possible cause/consequence

Suggested solutions

You cannot lock or unlock the

The key batteries are discharged

X Point the tip of the key at the driver's door handle from close range

vehicle using the key.

or nearly discharged.

and try to unlock or lock the vehicle again.

If this does not work:

X Unlock the vehicle using the emergency key element

( Y page 241).

X Check the key batteries ( Y page 244) and replace them if neces-

sary ( Y page 244).

The key is faulty.

X Unlock the vehicle using the emergency key element

( Y page 241).

X Have the key checked at a qualified specialist workshop.

The battery charge indicator lamp The key batteries are discharged.

X Change the batteries ( Y page 244).

of the key does not go on during

the test.

You have lost a key.

X Have the key cancelled at a Mercedes-Benz Service Centre.

X Report the loss immediately to the vehicle insurers.

X If necessary, have the manual locks changed too.

You have lost the emergency key

X Report the loss immediately to the vehicle insurers.

element.

X If necessary, have the manual locks changed too.

The engine cannot be started

The steering lock is mechanically

X Remove the key and reinsert it into the ignition lock. While doing

using the key.

blocked.

this, turn the steering wheel in both directions.

239

Practical advice

Troubleshooting

Trailer towing

Problem

Possible cause/consequence

Suggested solutions

The ball coupling cannot be

G Risk of accident

X Remove the ball coupling and clean it ( Y page 196). If the ball cou-

locked.

pling still cannot be locked, remove the ball coupling. It must no

The ball coupling is dirty.

longer be used to tow a trailer, as safe operation is not guaranteed.

The key cannot be removed from

The trailer tow hitch is damaged.

the ball coupling.

X Have the entire trailer tow hitch checked at a qualified specialist

workshop.

Parking up the vehicle

Problem

Possible cause/consequence

Suggested solutions

The vehicle is to be left parked up Damage resulting from non-use

X Visit a qualified specialist workshop and seek advice.

for longer than six weeks.

may occur if the vehicle is parked

X Disconnect the battery ( Y page 265).

up for long periods.

240

Practical advice

Locking/unlocking in an emergency

Releasing and removing the emergency

Locking/unlocking in an emergency

Unlocking the vehicle

key element

If the vehicle can no longer be unlocked cen-

Emergency key

trally with the key:

If the vehicle can no longer be locked or

X Remove the emergency key element from

unlocked with the key, use the emergency

the key ( Y page 241).

key element.

If you use the emergency key element to

unlock and open the driver's door, the anti-

theft alarm system* will be triggered

( Y page 57).

There are several ways to turn off the alarm:

X Press the k or j button on the key.

X Push release catch 1 in the direction of

X Insert the key into the ignition lock.

the arrow and at the same time remove

If you unlock the vehicle using the emergency

emergency key element 2 from the key.

key element, the fuel filler flap will not be

$ To unlock

unlocked automatically.

X To unlock the fuel filler flap: insert the

X Insert the emergency key element into the

key in the ignition lock.

lock of the driver's door as far as it will go.

X Firmly turn the emergency key element

anti-clockwise as far as it will go to position

$ and hold it in this position.

i On right-hand-drive vehicles, turn the

emergency key element clockwise.

X Pull the door handle firmly.

The locking knob pops up.

The door is unlocked.

* optional

241

$Practical adviceLocking/unlocking in an emergencyX Turn the emergency key element back andi Make sure that you have the key with youEmergency fuel filler flap releaseremove have not left it in the vehicle.G Risk of injuryX Pull the door handle again.X Close the rear door on the driver’s corners of the vehicle walls may beThe vehicle is -edged. You could injure yourselfLocking the vehiclewhile carrying out an emergency release of3-doorthe fuel filler flap. Avoid contact with theIf the vehicle can no longer be locked cen-edges of the vehicle walls.X Close the front-passenger with the key:X Open the driver's door and the emergency release is located on the5-doorX Press the locking button on the driver’sright-hand side of the luggage compartment,door ( Y page 61).behind the side trim panel when viewed in theX Close the front-passenger door, the rearThe locking knob in the front-passengerdirection of on the front-passenger side and thedoor moves down.X Open the .X Press down the locking knob manually, ifX Open the cover on the right-hand side ofX Open the driver’s door and the rear door luggage compartment ( Y page 161).the driver’s side.X Close the driver's door from the outside.X Press the locking button on the driver’sX Press down the locking knob in the driver'sdoor ( Y page 61).door by reaching through the open locking knobs in the front-passengerdoor and in the rear doors drop down.i Make sure that you have the key with youX Press the locking knobs in the front-and have not left it in the and rear doors down manually,X Close the vehicle is locked.X Close the driver's door from the outside.X Press down the locking knob in the driver'sdoor by reaching through the open reardoor.1 Emergency release242$

Practical advice

Locking/unlocking in an emergency

X Turn the emergency key element back and

i Make sure that you have the key with you

Emergency fuel filler flap release

remove it.

and have not left it in the vehicle.

G Risk of injury

X Pull the door handle again.

X Close the rear door on the driver’s side.

The corners of the vehicle walls may be

The vehicle is locked.

sharp-edged. You could injure yourself

Locking the vehicle

while carrying out an emergency release of

3-door

the fuel filler flap. Avoid contact with the

If the vehicle can no longer be locked cen-

edges of the vehicle walls.

X Close the front-passenger door.

trally with the key:

X Open the driver's door and the tailgate.

The emergency release is located on the

5-door

X Press the locking button on the driver’s

right-hand side of the luggage compartment,

door ( Y page 61).

behind the side trim panel when viewed in the

X Close the front-passenger door, the rear

The locking knob in the front-passenger

direction of travel.

door on the front-passenger side and the

door moves down.

X Open the tailgate.

tailgate.

X Press down the locking knob manually, if

X Open the cover on the right-hand side of

X Open the driver’s door and the rear door on

necessary.

the luggage compartment ( Y page 161).

the driver’s side.

X Close the driver's door from the outside.

X Press the locking button on the driver’s

X Press down the locking knob in the driver's

door ( Y page 61).

door by reaching through the open tailgate.

The locking knobs in the front-passenger

door and in the rear doors drop down.

i Make sure that you have the key with you

X Press the locking knobs in the front-

and have not left it in the vehicle.

passenger and rear doors down manually,

X Close the tailgate.

if necessary.

The vehicle is locked.

X Close the driver's door from the outside.

X Press down the locking knob in the driver's

door by reaching through the open rear

door.

1 Emergency release

242

Practical advice

Locking/unlocking in an emergency

Vehicles with the CLASSIC or AVANT-

X Pull emergency release 1 in the direction

Vehicles with the ELEGANCE*design/

GARDE*design/trim level

trim level or with the optional front

of the arrow.

The fuel filler flap is unlocked.

compartment armrest*

X Open the fuel filler flap.

Releasing the parking lock manually

on vehicles with AUTOTRONIC*

In the event of an electrical fault, it is possible

to release the selector lever lock manually to

move it out of position P, e.g. if you wish to

tow the vehicle away.

Releasing the parking lock manually

1 Screwdriver or similar implement

Releasing the parking lock manually

1 Screwdriver or similar implement

X Insert implement 1 into the opening.

2 Release pin

X Push implement 1 in the direction of the

G Risk of injury

arrow and simultaneously move the selec-

tor lever out of position P.

Release pin 2 can become very hot. There-

fore only press the release pin with a suit-

X Remove implement 1.

able screwdriver or similar implement; oth-

The selector lever can now be moved freely

erwise, you could burn yourself.

until it is returned to position P.

1 Cup holder

X Use implement 1 to press release pin 2

X Apply the parking brake.

and simultaneously move the selector lever

out of position P.

X Pull up cup holder 1.

The selector lever can now be moved freely

until it is returned to position P.

* optional

243

Practical advice

Changing the batteries

X Using emergency key element 1, press

Changing the batteries

Key

the grey release catch in the opening in the

Notes

Checking the batteries

direction of arrow 2.

Battery tray 4 is released.

It is advisable to have the batteries replaced

X Press the j or k button.

at a qualified specialist workshop, e.g. at a

X Pull battery tray 4 out of the key in the

The batteries are in order if the battery

Mercedes-Benz Service Centre.

charge indicator lamp lights up briefly.

direction of arrow 3.

G Risk of poisoning

Changing the batteries

Batteries contain toxic and caustic sub-

stances. For this reason, keep batteries

You require two CR 2025 3 V cell batteries.

away from children.

X Remove the emergency key element from

If a battery is swallowed, consult a doctor

the key ( Y page 241).

immediately.

H Environmental note

Do not dispose of batteries with the house-

hold rubbish, as they contain highly toxic

substances.

Take discharged batteries to a qualified

X Remove old batteries 1 from the battery

specialist workshop, e.g. a Mercedes-Benz

tray.

Service Centre, or to a special collection

X Insert the new batteries underneath con-

point for old batteries.

tact spring 2 with the positive terminal

facing upwards. Use a lint-free cloth to do

so.

1 Emergency key element

X Push the battery tray back into the key

2 To release the battery tray

housing until the battery tray engages.

3 To pull out the battery tray

X Check the function of all key buttons on the

4 Battery tray

vehicle.

244

Practical advice

Changing the bulbs

Overview

contacts on xenon bulbs. Therefore, never

remove the cover from xenon bulbs.

Notes on changing bulbs

Do not change xenon bulbs yourself, but

Bulbs and lamps are an important aspect of

have them replaced at a qualified specialist

vehicle safety. You must therefore make sure

workshop which has the necessary special-

that these function correctly at all times.

ist knowledge and tools to carry out the

work required.

G Risk of injury

Mercedes-Benz recommends that you use

Bulbs and lamps can be very hot. You

a Mercedes-Benz Service Centre for this

should therefore allow them to cool down

purpose. In particular, work relevant to

before you change them. Otherwise, you

safety or on safety-related systems must be

could be burned if you touch them.

carried out at a qualified specialist work-

Keep bulbs out of the reach of children.

shop.

Otherwise, they could damage them, for

example, and injure themselves.

Never use a bulb which has been dropped.

Such a bulb may explode and injure you.

H7 bulbs are pressurised and could explode

when you change them, particularly if they

are very hot. You should therefore wear eye

protection and gloves when you are chang-

ing them.

G Risk of injury

Xenon bulbs carry a high voltage. You could

get an electric shock and be seriously or

even fatally injured if you touch the electric

245

Practical advice

Changing the bulbs

Front bulbs

Rear bulbs

R Side lamp/parking lamp (halogen head-

lamps)

Bulb

Type

Bulb

Type

R Cornering light* (vehicles with bi-xenon

Additional turn

Third brake

headlamps*)

LEDs 29

LED 29

signal lamp

lamp

R Front turn signal lamp

Parking lamp/

W5W

Licence plate

C5W

R Brake lamp

side lamp

lamp

R Reversing lamp

Main-beam

H7 55 W

Rear foglamp

P 21 W

R Rear foglamp/tail lamp

headlamps 30 /

Tail lamp

P4W

R Turn signal lamp (rear)

cornering

R Licence plate lamp

light* 31

Turn signal lamp PY 21 W

Observe the following points:

Dipped-beam

H7 55 W 30

Reversing lamp

P 21 W

headlamps

R Use only the bulb types specified here.

Brake lamp

P 21 W

R To prevent a short-circuit, switch off the

D1S 35 W* 32

lights before changing a bulb.

Before changing bulbs

Turn signal lamp PY 21 W

R Only hold bulbs with a clean, lint-free cloth.

You can replace the following bulbs:

Front foglamps* H11 55 W 33

R Do not work with wet or greasy fingers.

R Dipped-beam headlamps (halogen head-

R If the new bulb still does not light up, con-

lamps)

sult a qualified specialist workshop, e.g. a

R Main-beam headlamps (halogen head-

Mercedes-Benz Service Centre.

lamps)

29 LEDs must not be replaced, as they are designed to have an unlimited service life.

30 Vehicles with halogen headlamps.

31 Vehicles with bi-xenon headlamps*

32 Vehicles with xenon headlamps*: always have these bulbs changed at a qualified specialist workshop, e.g. a Mercedes-Benz Service Centre.

33 These bulbs must be replaced at a qualified specialist workshop, e.g. a Mercedes-Benz Service Centre.

* optional

246

Practical advice

Changing the bulbs

X To close: fold the cover upwards.

X To fit: guide the lower retaining lug into the

i Due to the location of the bulbs in the

front headlamps, it is best to have these

rubber grommet on the longitudinal mem-

X Screw in retaining screw 1.

changed at a qualified specialist workshop,

ber and fit washer fluid reservoir 2 into

e.g. a Mercedes-Benz Service Centre.

bracket 3.

Removing/fitting the washer fluid res-

X Turn retaining screw 1 clockwise.

ervoir

i Have the headlamp setting checked reg-

ularly at a qualified specialist workshop,

You must remove the washer fluid reservoir

Replacing the bulbs in the dipped-beam

e.g. a Mercedes-Benz Service Centre.

from the engine compartment before you can

headlamp (halogen headlamps)

replace the bulbs in the front left-hand head-

lamp.

Changing the front bulbs

Opening/closing the cover in the front

wheel arch

X Switch off the lights.

X To remove: turn retaining screw 1 anti-

X Open the cover in the front wheel arch

( Y page 247).

clockwise.

X Open the bonnet.

X Remove washer fluid reservoir 2 from

X To open: turn the front wheels inwards.

bracket 3.

X Left-hand headlamps: remove the washer

fluid reservoir ( Y page 247).

X Unscrew retaining screw 1.

X Put washer fluid reservoir 2 to one side

X Press retaining lug : down and remove

and leave the lines and hoses connected.

X Fold the cover down.

Make sure that no washer fluid escapes.

housing cover 2.

X Pull connector = from bulb holder 4.

247

Practical advice

Changing the bulbs

X Turn bulb holder 4 anti-clockwise and pull

X Remove the washer fluid reservoir

X Switch off the lights.

( Y page 247).

it out.

X Open the cover in the front wheel arch

X Press retaining lug 1 down and remove

( Y page 247).

X Remove the bulb from bulb holder 4.

housing cover ;.

X Open the bonnet.

X Insert the new bulb into bulb holder 4.

X Main-beam headlamps: pull connector =

X Remove the washer fluid reservoir

X Insert bulb holder 4 and turn it clockwise.

from the bulb.

( Y page 247).

X Attach connector = to bulb holder 4.

X Turn housing cover ? anti-clockwise.

X Press retaining lug : down and remove

X Align the bottom of housing cover 2 and

housing cover ;.

X Remove the bulb.

fold it upwards until it engages.

X Pull out bulb holder =.

X Insert the new bulb so that it is flush.

X Turn the bulb anti-clockwise, applying

Main-beam headlamps (halogen head-

X Turn housing cover ? clockwise.

slight pressure, and remove it from bulb

lamps)/cornering light*(bi-xenon head-

X Main-beam headlamps: attach connec-

holder =.

lamps*)

tor = to the bulb.

X Insert the new bulb into bulb holder = and

X Align the bottom of housing cover ; and

turn it clockwise.

fold it upwards until it engages.

X Insert bulb holder =.

Replacing the bulb in the side lamp/

X Align the bottom of housing cover ; and

parking lamp (halogen headlamps)

fold it upwards until it engages.

X Switch off the lights.

X Open the cover in the front wheel arch

( Y page 247).

X Open the bonnet.

* optional

248

Practical advice

Changing the bulbs

Replacing the turn signal lamps

X Insert the new bulb into bulb holder : and

turn clockwise while applying slight pres-

sure.

X Insert bulb holder : and turn it clockwise.

Changing the rear bulbs

Opening and closing the side trim pan-

els

You must open the side trim panel in the lug-

Right-hand side trim panel

gage compartment before you can change

Opening

the bulbs in the tail lamps.

X Switch off the lights.

X Turn release catch 1 90° in the direction

X Open the cover in the front wheel arch

of the arrow and remove side trim panel

( Y page 247).

X Open the bonnet.

X Left side: remove the compressor.

X Left-hand headlamp: remove the washer

X Right side: remove the stowage compart-

fluid reservoir ( Y page 247).

ment.

X Turn bulb holder : anti-clockwise and pull

it out.

Closing

X Turn the bulb anti-clockwise, applying

X Left side: insert the compressor.

slight pressure, and remove it from bulb

X Right side: insert the stowage compart-

holder :.

ment.

Left-hand side trim panel

X Insert side trim panel 2 and turn catch

1 90° in the opposite direction to the

arrow.

249

Practical advice

Changing the bulbs

Changing the tail lamps

Changing the bulbs in the licence plate

lamps

X Switch off the lights.

X Open the luggage compartment.

X Open the side trim panel ( Y page 249).

Bulb holder

1 Brake lamp

2 Reversing lamp

X Switch off the lights.

3 Turn signal lamp

X Open the tailgate.

4 Rear foglamp/tail lamp

X Using a screwdriver, loosen both sides of

Bulb holder

X Lightly press the corresponding bulb into

licence plate lamp 1 in the direction of the

X Press retaining lugs 1 simultaneously in

the holder, turn it anti-clockwise and

arrow.

the direction of the arrow and pull the bulb

remove it from the bulb holder.

X Remove licence plate lamp 1.

holder out.

X Insert the corresponding new bulb into the

X Replace the bulb.

bulb holder and turn it clockwise.

X Insert licence plate lamp 1 and press it in

X Attach the bulb holder and press firmly.

until it engages.

The retaining lugs on the bulb holder

engages audibly.

X Close the side trim panel ( Y page 249).

250

Practical advice

Replacing the wiper blades

X Position the new wiper blade 1 with

Replacing the wiper blades

recess 6 on lug 5.

Windscreen wiper blades

X Fold wiper blade 1 in the direction of

G Risk of accident

arrow 3 onto the wiper arm, until retaining

clips 2 engage in bracket 4.

The windscreen will not longer be properly

wiped if the wiper blades are worn. This

X Make sure that wiper blade 1 is seated

could prevent you from observing the traffic

correctly.

conditions, thereby causing an accident.

X Fold the wiper arm back onto the wind-

Replace the wiper blades twice a year, ide-

screen.

ally in spring and autumn.

X Press both release clips 2.

G Risk of accident

Rear window wiper blade

X Fold wiper blade 1 in the direction of

The wiper arms could start moving and

G Risk of injury

arrow 3 away from wiper arm 4.

cause an injury if you leave the windscreen

The wiper arm could be set in motion and

wipers switched on.

X Remove wiper blade 1 in the direction of

injure you if the windscreen wipers are

the arrow 5.

Remove the key from the ignition lock

switched on.

before replacing the wiper blades.

Remove the key from the ignition lock

Fitting

before replacing the wiper blade.

! Make sure that you touch only the wiper

arm of the windscreen wiper to avoid dam-

aging the windscreen wiper blades.

Removing

X Remove the key from the ignition lock.

X Fold the wiper arm away from the wind-

screen.

251

Practical advice

Replacing the wiper blades

Removing

X Turn wiper blade 1 parallel to the wiper

arm.

X Fold the wiper arm back onto the rear win-

dow.

Adjusting the spraying nozzles

Check the spraying nozzles setting regularly.

If they have moved, you can readjust them

yourself.

G Risk of injury

X Swivel spraying nozzles 1 upwards or

The wiper arms could start moving and

downwards.

X Remove the key from the ignition lock.

cause an injury if you leave the windscreen

X Wipe briefly with washer fluid to test them

X Fold the wiper arm away from the rear win-

wipers switched on.

( Y page 83).

dow until it engages.

Remove the key from the ignition lock

The spraying nozzles are correctly posi-

X Turn wiper blade 1 in the direction of

before adjusting the spraying nozzles.

tioned if the stream of water hits the wind-

arrow 2 until it is released from the

screen approximately in the centre.

retainer on the wiper arm.

! Do not use any tools, e.g. a needle, to

X Remove wiper blade 1.

adjust the spraying nozzles. There is other-

wise a risk of damaging the spraying noz-

zles.

Fitting

X Push the new wiper blade 1 onto the wiper

arm until you feel it engage.

X Make sure that wiper blade 1 is seated

correctly.

252

$Practical adviceFlat tyreVehicles with AUTOTRONIC*Flat tyreUsing the TIREFIT kitX Move the selector lever to can use the TIREFIT kit to seal smallFlat tyre equipment variantspunctures, particularly those in the tyre vehicle may be equipped with:You can use TIREFIT in outdoor temperaturesFor all vehiclesR a TIREFIT kit ( Y page 200)down to -20 °C.X All occupants must get out of the vehicle.R a "Minispare" emergency spareG Risk of accidentMake sure that they are not endangered aswheel* ( Y page 201)In the following situations, your safety is atthey do risk and tyre sealant is unable toR a spare wheel* ( Y page 201)X Make sure that no one is near the dangerprovide breakdown assistance:area whilst a wheel is being changed. Any-R the MOExtended run-flat sys-R if there are cuts or punctures in the tyreone who is not directly assisting in thetem* ( Y page 262)greater than 4 mmwheel change should, for example, standbehind the barrier.R if the wheel rim is damagedPreparing the vehicleX Switch off the engine.R if you have driven at very low tyre pres-X Remove the key from the ignition or on a flat tyrei Vehicle preparation is not necessary onvehicles with MOE tyres*.Do not drive any further. Consult a qualifiedX Get out of the workshop which has the neces-X Stop your vehicle as far away from trafficX Close the driver’s specialist knowledge and tools to carryas possible on solid, non-slippery, levelout the work required.X Place the warning triangle ( Y page 200) atground.a suitable distance. Observe legal require-Mercedes-Benz recommends that you useX Switch on the hazard warning .a Mercedes-Benz Service Centre for thisX Apply the . In particular, work relevant tosafety or on safety-related systems must beVehicles with manual transmissioncarried out at a qualified specialist work-shop.X Shift to either first or reverse gear.Z* optional253$

Practical advice

Flat tyre

Vehicles with AUTOTRONIC*

Flat tyre

Using the TIREFIT kit

X Move the selector lever to P.

You can use the TIREFIT kit to seal small

Flat tyre equipment variants

punctures, particularly those in the tyre tread.

Your vehicle may be equipped with:

You can use TIREFIT in outdoor temperatures

For all vehicles

R a TIREFIT kit ( Y page 200)

down to -20 °C.

X All occupants must get out of the vehicle.

R a "Minispare" emergency spare

G Risk of accident

Make sure that they are not endangered as

wheel* ( Y page 201)

In the following situations, your safety is at

they do so.

particular risk and tyre sealant is unable to

R a spare wheel* ( Y page 201)

X Make sure that no one is near the danger

provide breakdown assistance:

area whilst a wheel is being changed. Any-

R the MOExtended run-flat sys-

R if there are cuts or punctures in the tyre

one who is not directly assisting in the

tem* ( Y page 262)

greater than 4 mm

wheel change should, for example, stand

behind the barrier.

R if the wheel rim is damaged

Preparing the vehicle

X Switch off the engine.

R if you have driven at very low tyre pres-

X Remove the key from the ignition lock.

sures or on a flat tyre

i Vehicle preparation is not necessary on

vehicles with MOE tyres*.

Do not drive any further. Consult a qualified

X Get out of the vehicle.

specialist workshop which has the neces-

X Stop your vehicle as far away from traffic

X Close the driver’s door.

sary specialist knowledge and tools to carry

as possible on solid, non-slippery, level

out the work required.

X Place the warning triangle ( Y page 200) at

ground.

a suitable distance. Observe legal require-

Mercedes-Benz recommends that you use

X Switch on the hazard warning lamps.

ments.

a Mercedes-Benz Service Centre for this

X Apply the handbrake.

purpose. In particular, work relevant to

safety or on safety-related systems must be

Vehicles with manual transmission

carried out at a qualified specialist work-

shop.

X Shift to either first or reverse gear.

* optional

253

Practical advice

Flat tyre

X Do not remove any foreign objects which

i Your vehicle may be equipped with one of

R If TIREFIT comes into contact with your

have penetrated the tyre, e.g. screws or

two different air pumps. Version 1 can be

eyes or skin, immediately rinse thor-

nails.

identified by the flap, behind which the

oughly with clean water.

hose with the pressure gauge and cable are

X Remove TIREFIT, the accompanying "max.

R Change out of clothing which has come

located; version 2 has a pressure gauge

80 km/h" sticker and the electric air pump

into contact with TIREFIT immediately.

integrated in the electric air pump.

from the stowage compartment

R If an allergic reaction occurs, consult a

( Y page 200).

doctor immediately.

Type 1

Keep TIREFIT away from children.

R If TIREFIT is swallowed, immediately

rinse your mouth out thoroughly with

water and drink plenty of water.

R Do not induce vomiting. Consult a doctor

immediately.

R Do not inhale TIREFIT fumes.

i If TIREFIT leaks out, allow it to dry. It can

1 Driver's field of vision sticker

then be removed like a layer of film.

1 TIREFIT sealant filler bottle

2 Wheel sticker

If you get TIREFIT on your clothing, have it

2 Flap

cleaned as soon as possible with perchloro-

X Affix part 1 of the sticker within the driv-

ethylene.

3 Recess

er's field of vision.

4 On/off switch

G Risk of injury

X Affix part 2 of the sticker near the valve

5 Electric connector with cable

Comply with the manufacturer's safety

on the wheel with the defective tyre.

6 Air pump hose

instructions shown on the sticker on the

G Risk of injury

electric air pump.

7 Flange

TIREFIT must not come into contact with

your skin, eyes or clothing.

254

Practical advice

Flat tyre

Do not switch off the electric pump dur-

X Open flap 2 on the electric air pump.

ing this phase.

X Pull connector 5 and air pump hose 6

from the housing.

X Let the electric pump run for five minutes.

The tyre should then have a pressure of at

X Screw air pump hose 6 onto flange 7 of

least 1.8 bar.

TIREFIT filler bottle 1.

X Place TIREFIT sealant filler bottle 1 head

! Do not operate the electric air pump for

downwards into recess 3 of the electric

longer than eight minutes at a time without

air pump.

a break. Otherwise, it may overheat.

The air pump can be operated again once

it has cooled down.

a Pressure release screw

If a pressure of 1.8 bar is not reached after

b Pressure gauge

five minutes:

X Make sure pressure release screw a on

X Switch off and disconnect the electric air

pressure gauge b is fully closed.

pump and drive the vehicle forwards or

X Screw filler hose 8 onto valve 9.

backwards approximately 10 m.

This distributes the TIREFIT more evenly.

X Insert plug 5 into the socket of the ciga-

X Remove TIREFIT sealant filler bottle 1

rette lighter* ( Y page 163) or into a 12 V

from the electric pump.

power socket in your vehicle .

8 Filler hose

X Pump up the tyre again.

X Turn the key to position 2 ( Y page 62) in

9 Valve

the ignition lock.

G Risk of accident

X Remove the cap from valve 9 on the faulty

X Press on/off switch 4 on the electric air

If a pressure of 1.8 bar is not achieved after

tyre.

pump to I.

five minutes, the tyre is too badly damaged.

The electric air pump is switched on. The

Do not drive any further. Consult a qualified

tyre is inflated.

specialist workshop which has the neces-

sary specialist knowledge and tools to carry

i First, TIREFIT is pumped into the tyre. The

out the work required. Mercedes-Benz rec-

pressure can briefly rise to around 5 bar.

* optional

255

Practical advice

Flat tyre

H Environmental note

ommends that you use a Mercedes-Benz

Service Centre for this purpose. In particu-

lar, work relevant to safety or on safety-

Have the used TIREFIT kit disposed of pro-

lar, work relevant to safety or on safety-

related systems must be carried out at a

fessionally, e.g. at a Mercedes-Benz

related systems must be carried out at a

qualified specialist workshop.

Service Centre.

qualified specialist workshop.

X If the tyre pressure is still at least 1.3 bar,

X Have the TIREFIT kit replaced every four

If a tyre pressure of 1.8 bar is reached:

correct it (see fuel filler flap for values).

years at a qualified specialist workshop,

To increase the tyre pressure: switch on

e.g. a Mercedes-Benz Service Centre.

X Press on/off switch 4 on the electric air

the electric air pump.

pump to 0.

To reduce the tyre pressure: open pres-

Type 2

The electric air pump is switched off.

sure release screw a on pressure

X Disconnect the electric air pump and stow

gauge b.

it away.

X Drive to the nearest workshop and have the

X Fold up the warning triangle and stow it

tyre changed there.

away.

X Have the TIREFIT kit replaced as soon as

X Pull away immediately.

possible at a qualified specialist workshop,

This distributes the TIREFIT more evenly

e.g. at a Mercedes-Benz Service Centre.

around the tyre.

G Risk of accident

X Stop after driving for approximately ten

minutes and check the tyre pressure with

Do not exceed the maximum speed of

the electric air pump.

80 km/h.

G Risk of accident

The "max. 80 km/h" sticker must be affixed

1 TIREFIT sealant filler bottle

within the driver's field of vision.

If the tyre pressure is now lower than

2 Recess

1.3 bar, the tyre is too badly damaged. Do

The vehicle's handling characteristics may

3 On/off switch

not drive any further. Consult a qualified

be affected.

4 Electric connector with cable

specialist workshop which has the neces-

5 Air pump hose

sary specialist knowledge and tools to carry

6 Flange

out the work required. Mercedes-Benz rec-

ommends that you use a Mercedes-Benz

256

Practical advice

Flat tyre

X Pull connector 4 and air pump hose 5

X Insert plug 4 into the socket of the ciga-

If a pressure of 1.8 bar is not reached after

from the housing.

five minutes:

rette lighter* ( Y page 163) or into a 12 V

power socket in your vehicle .

X Screw air pump hose 5 onto flange 6 of

X Switch off and disconnect the electric air

TIREFIT filler bottle 1.

X Turn the key to position 2 ( Y page 62) in

pump and drive the vehicle forwards or

the ignition lock.

backwards approximately 10 m.

X Place TIREFIT sealant filler bottle 1 head

This distributes the TIREFIT more evenly.

downwards into recess 2 of the electric

X Press on/off switch 3 on the electric air

X Remove TIREFIT sealant filler bottle 1

air pump.

pump to I.

from the electric pump.

The electric air pump is switched on. The

X Pump up the tyre again.

tyre is inflated.

G Risk of accident

i First, TIREFIT is pumped into the tyre. The

If a pressure of 1.8 bar is not achieved after

pressure can briefly rise to around 5 bar.

five minutes, the tyre is too badly damaged.

Do not switch off the electric pump dur-

Do not drive any further. Consult a qualified

ing this phase.

specialist workshop which has the neces-

X Let the electric pump run for five minutes.

sary specialist knowledge and tools to carry

The tyre should then have a pressure of at

out the work required. Mercedes-Benz rec-

least 1.8 bar.

ommends that you use a Mercedes-Benz

Service Centre for this purpose. In particu-

! Do not operate the electric air pump for

7 Valve

lar, work relevant to safety or on safety-

longer than eight minutes at a time without

8 Filler hose

related systems must be carried out at a

a break. Otherwise, it may overheat.

qualified specialist workshop.

X Remove the cap from valve 7 on the faulty

The air pump can be operated again once

tyre.

it has cooled down.

If a tyre pressure of 1.8 bar is reached:

X Screw filler hose 8 onto valve 7.

X Press on/off switch 3 on the electric air

pump to 0.

The electric air pump is switched off.

X Disconnect the electric air pump and stow

it away.

* optional

257

Practical advice

Flat tyre

X Fold up the warning triangle and stow it

G Risk of accident

away.

Do not exceed the maximum speed of

X Pull away immediately.

80 km/h.

This distributes the TIREFIT more evenly

The "max. 80 km/h" sticker must be affixed

around the tyre.

within the driver's field of vision.

X Stop after driving for approximately ten

The vehicle's handling characteristics may

minutes and check the tyre pressure with

be affected.

the electric air pump.

H Environmental note

G Risk of accident

Have the used TIREFIT kit disposed of pro-

If the tyre pressure is now lower than

9 Pressure release button

fessionally, e.g. at a Mercedes-Benz

1.3 bar, the tyre is too badly damaged. Do

Service Centre.

not drive any further. Consult a qualified

a Pressure gauge

specialist workshop which has the neces-

X If the tyre pressure is still at least 1.3 bar,

X Have the TIREFIT kit replaced every four

sary specialist knowledge and tools to carry

correct it (see fuel filler flap for values).

years at a qualified specialist workshop,

out the work required. Mercedes-Benz rec-

e.g. a Mercedes-Benz Service Centre.

To increase the tyre pressure: switch on

ommends that you use a Mercedes-Benz

the electric air pump.

Service Centre for this purpose. In particu-

lar, work relevant to safety or on safety-

To reduce the tyre pressure: press yellow

related systems must be carried out at a

pressure release button 9 next to pres-

qualified specialist workshop.

sure gauge a.

X Drive to the nearest workshop and have the

tyre changed there.

X Have the TIREFIT kit replaced as soon as

possible at a qualified specialist workshop,

e.g. at a Mercedes-Benz Service Centre.

258

Practical advice

Flat tyre

X On downhill gradients: place chocks or

Changing a wheel/fitting the spare

pose. In particular, work relevant to safety

similar behind both wheels of the other

wheel*

or on safety-related systems must be car-

axle.

ried out at a qualified specialist workshop.

G Risk of accident

The wheel dimensions and tyre size of the

Preparing the vehicle

"Minispare" emergency spare wheel* may

X Prepare the vehicle as described

differ from those of the standard wheels.

( Y page 253).

Your vehicle's handling characteristics will

X If a trailer is coupled, uncouple it.

change when a "Minispare" emergency

X Place the wheels in the straight-ahead posi-

spare wheel* is fitted. Adapt your style of

tion.

driving accordingly.

X Take the "Minispare" emergency spare

The "Minispare" emergency spare wheel*

wheel* or the spare wheel* out of the stow-

may only be used for a short time. Do not

age well under the luggage compartment

exceed the maximum speed of 80 km/h

floor.

Steel wheel with wheel trim

and do not deactivate ESP ® .

X Take the following out of the left-hand

X Vehicles with steel wheels: carefully

Never drive the vehicle with more than one

stowage compartment in the luggage com-

reach into two wheel trim openings and

"Minispare" emergency spare wheel* fit-

partment

remove the wheel trim.

ted.

R the vehicle tool kit

G Risk of accident

R the wheel chock

Have the "Minispare" emergency spare

R the jack

wheel* or the spare wheel* replaced with

a new wheel as soon as possible at a quali-

X Secure the vehicle to prevent it from rolling

fied specialist workshop which has the nec-

away.

essary specialist knowledge and tools to

On level ground: place chocks or similar

carry out the work required. Mercedes-

items under the front and rear of the wheel

Benz recommends that you use a

that is diagonally opposite the wheel you

Mercedes-Benz Service Centre for this pur-

wish to change.

* optional

259

$Practical adviceFlat tyreOtherwise, the jack will not be able to ach-ieve its load-bearing capacity due to therestricted not start the engine at any time whilethe wheel is being not lie under the vehicle when it is beingsupported by the jack. If you do not raisethe vehicle as described, it could slip off thejack (e.g. if the engine is started or a dooror the tailgate is opened or closed) and youcould be seriously injured.1 Wheel wrench1 Jacking point2 JackG Risk of accidentX Using wheel wrench 1, loosen the bolts on3 Ratchet ring spanner with socket wrenchthe wheel you wish to change by about oneIf you fail to position the jack correctly, thefull turn. Do not unscrew the bolts com-vehicle may:X Position jack 2 at jacking point 1.pletely.R slip off the jackR injure you or othersRaising the vehicleR be damagedG Risk of injuryThus, it is important to make sure that theThe jack is designed only to raise the vehi-jack is positioned correctly in the respec-cle for a short time while a wheel is beingtive jacking points. Before positioning , remove any dirt that may have collec-The vehicle must be placed on stands if youted in the jacking to work under jacking points for the jack are locatedMake sure that the jack is placed on a firm,behind the wheel housings of the front wheelsnon-slip, level surface. Do not use woodenand in front of the wheel housings of the rearblocks or similar objects as a jack .260$

Practical advice

Flat tyre

Otherwise, the jack will not be able to ach-

ieve its load-bearing capacity due to the

restricted height.

Do not start the engine at any time while

the wheel is being changed.

Do not lie under the vehicle when it is being

supported by the jack. If you do not raise

the vehicle as described, it could slip off the

jack (e.g. if the engine is started or a door

or the tailgate is opened or closed) and you

could be seriously injured.

1 Wheel wrench

1 Jacking point

2 Jack

G Risk of accident

X Using wheel wrench 1, loosen the bolts on

3 Ratchet ring spanner with socket wrench

the wheel you wish to change by about one

If you fail to position the jack correctly, the

full turn. Do not unscrew the bolts com-

vehicle may:

X Position jack 2 at jacking point 1.

pletely.

R slip off the jack

R injure you or others

Raising the vehicle

R be damaged

G Risk of injury

Thus, it is important to make sure that the

The jack is designed only to raise the vehi-

jack is positioned correctly in the respec-

cle for a short time while a wheel is being

tive jacking points. Before positioning the

changed.

jack, remove any dirt that may have collec-

The vehicle must be placed on stands if you

ted in the jacking points.

intend to work under it.

The jacking points for the jack are located

Make sure that the jack is placed on a firm,

behind the wheel housings of the front wheels

non-slip, level surface. Do not use wooden

and in front of the wheel housings of the rear

blocks or similar objects as a jack underlay.

wheels.

260

Practical advice

Flat tyre

X Make sure that the base of the jack is posi-

necessary specialist knowledge and tools

tioned directly under jacking point 1.

to carry out the work required. Mercedes-

Benz recommends that you use a

X Take ratchet ring spanner and socket 3

Mercedes-Benz Service Centre or Service

out of the vehicle tool kit.

24h for this purpose. In particular, work rel-

X Take ratchet ring spanner 3 out of the

evant to safety or on safety-related systems

vehicle tool kit and place it on the jack so

must be carried out at a qualified specialist

that the lettering AUF is visible.

workshop.

X Raise the vehicle with ratchet ring spanner

3 until the tyre is at most three centime-

G Risk of accident

tres off the ground.

Only use wheel bolts that have been

X Unscrew the wheel bolts.

designed for the wheel and the vehicle. For

X Place the "Minispare" emergency spare

safety reasons, Mercedes-Benz recom-

wheel* or the spare wheel onto the wheel

! Do not place wheel bolts in sand or on a

mends that you only use wheel bolts which

hub and push it on.

dirty surface. This could cause damage to

have been approved for Mercedes-Benz

the bolt and wheel hub threads.

vehicles. Other bolts could work loose.

Do not tighten the wheel bolts completely

X Remove the wheel.

while the vehicle is still jacked up. The vehi-

cle could topple off the jack.

Fitting a new wheel

X Clean the wheel and wheel hub contact

G Risk of accident

surfaces.

Replace damaged or corroded wheel bolts.

Never oil or grease wheel bolts.

G Risk of accident

If a wheel hub thread is damaged, you must

X Tighten the wheel bolts until they are fin-

not drive the vehicle any further. Consult a

ger-tight.

qualified specialist workshop which has the

* optional

261

Practical advice

Flat tyre

Lowering the vehicle

You must not exceed a maximum speed of

could work loose if they are not tightened

80 km/h.

to a torque of 130 Nm.

X Place the ratchet ring spanner onto the

G Risk of accident

hexagon nut of the jack so that the lettering

X Turn the jack back to its initial position and

AB is visible.

The handling characteristics of your vehicle

store it and the rest of the vehicle tool kit

X Lower the vehicle by turning the ratchet

deteriorate in run-flat mode, for example:

in the stowage compartment in the luggage

ring spanner until the vehicle is once again

R when cornering

compartment.

standing firmly on the ground.

R when braking

i When you are driving with the "Minispare"

X Place the jack to one side.

R when accelerating rapidly

emergency spare wheel* fitted, the tyre

pressure loss warning system* cannot

Adapt your driving style accordingly and

function reliably.

avoid sudden changes in direction and sud-

den acceleration, as well as driving over

obstacles (i.e. kerbs, potholes), and driving

MOExtended run-flat system*

off-road. This is particularly the case when

the vehicle is heavily laden.

The MOExtended run-flat system may only be

used in conjunction with the tyre pressure

The maximum permissible distance that

loss warning system.

can be driven in run-flat mode depends to

a large extent on the loads placed on the

! The maximum permissible distance which

vehicle. It can be shorter due to high

can be driven in run-flat mode depends on

1 – 5 Wheel bolts

speeds, a heavy load, sudden acceleration

the load in the vehicle. It is 50 km if the

and/or manoeuvring, the road surface con-

vehicle is partially laden and 30 km if fully

X Tighten the wheel bolts evenly in a cross-

dition, outside temperature, etc., or further,

laden.

wise pattern in the sequence indica-

if you drive carefully and conservatively.

The maximum range that can be driven in

ted (1 to 5). The tightening torque is

Do not continue to drive in run-flat mode if:

emergency operation is measured from the

130 Nm.

R you hear banging noises.

point at which the pressure loss warning

G Risk of accident

message appears in the multi-function dis-

R the vehicle starts to shake.

Have the tightening torque checked imme-

play.

R you see smoke and smell rubber.

diately after a wheel is changed. The wheels

* optional

262

Practical advice

Battery

tery. Avoid creating

R ESP ® is intervening constantly.

sparks.

R there are tears in the sidewalls of the

Notes on the vehicle battery

Battery acid is caustic.

tyre.

In order for the battery to achieve the maxi-

Avoid contact with the

After driving in run-flat mode, you must

mum possible service life, it must always be

skin, eyes or clothing.

have the wheel(s) checked for damage at a

sufficiently charged.

Wear suitable protective

qualified specialist workshop which has the

Have the battery charge checked more fre-

clothing, in particular

necessary specialist knowledge and tools

quently if you use the vehicle mainly for short

gloves, an apron and a

to carry out the work required. The faulty

trips or if you leave it standing idle for a

face mask.

tyre must be replaced in every case.

lengthy period.

Immediately rinse acid

Mercedes-Benz recommends that you use

To prevent damage from corrosion, only

splashes off with clean

a Mercedes-Benz Service Centre for this

replace the battery with one that has a central

water. Consult a doctor if

purpose. In particular, work relevant to

ventilation cover.

necessary.

safety or on safety-related systems must be

Consult a Mercedes-Benz Service Centre if

Wear eye protection.

carried out at a qualified specialist work-

you wish to leave your vehicle parked up for

shop.

a long period of time.

G Risk of injury

i On a vehicle with MOExtended tyres, only

Keep children away.

use MOExtended spare tyres. These must

Comply with safety precautions and take

be of the size specified for the vehicle.

protective measures when handling batter-

ies.

Observe this Owner's

Risk of explosion

Manual.

Fire, naked flames and

H Environmental note

smoking are prohibited

Do not dispose of batteries with the house-

when handling the bat-

hold rubbish. Dispose of defective batteries

in an environmentally responsible manner.

263

Practical advice

Battery

Take them to a Mercedes-Benz Service

step out of the vehicle first and touch the

Centre or to a special collection point for

bodywork.

old batteries.

R Do not wipe the battery using a cloth. The

battery could be destroyed as a result of

G Risk of injury

electrostatic charge or due to flying

For safety reasons, Mercedes-Benz recom-

sparks.

mends that you only use batteries which

have been tested and approved for your

! Switch off the engine and remove the key

vehicle by Mercedes-Benz. These batteries

before disconnecting or removing the ter-

provide increased impact protection to pre-

minal clamps from the battery. You may

vent vehicle occupants from suffering acid

1 Retaining screw

otherwise destroy electronic components,

burns should the battery be damaged in the

such as the alternator.

2 Cap

event of an accident.

To prevent acid burns, observe the follow-

X Remove the floormat*.

i Mercedes-Benz recommends that you

ing safety notes when handling batteries:

have all work involving the battery, e.g.

X Remove retaining screw 1 by turning it

R Do not lean over batteries.

removing, charging and replacing, carried

anti-clockwise, e.g. by using a coin.

out at a qualified specialist workshop, e.g.

R Do not place any metal objects on a bat-

X Lift up cover 2.

a Mercedes-Benz Service Centre.

tery. You could otherwise cause a short

circuit and the battery's gas mixture

Installation location of the battery

could ignite.

R Make sure that you do not create an elec-

Your vehicle is equipped with a battery in the

trostatic charge, e.g. by wearing syn-

footwell in front of the front-passenger seat.

thetic clothing or as a result of friction on

The main fuse box is also located there.

fabrics. Therefore, you should not pull or

slide the battery over carpets or other

synthetic materials.

R Never touch the battery first. To dis-

charge a possible electrostatic charge,

* optional

264

$Practical adviceBattery! Always disconnect the battery in theRemoving the batteryorder described below. Never swap the ter-X Disconnect the battery ( Y page 265).minal clamps. You may otherwise damageX Loosen the bolt which holds the battery inthe vehicle .X Apply the handbrake and shift the selectorX Remove the to position P on vehicles with AUTO-TRONIC*.Charging and fitting the batteryX Switch off all electrical consumers.X Turn the key to position 0 ( Y page 62) inG Risk of injurythe ignition lock and remove charge the battery in a well-ventilated3 Negative terminalX Remove the negative terminal clamp fromarea. As the battery is being charged, gases4 Positive terminalthe escape and generate minor explosions.X Remove the cover from the positive termi-This may injure you and other persons orDisconnecting the batterynal damage to the paintwork or acid cor-rosion on the vehicle.X Remove the positive terminal clamp fromG Risk of accidentthe can obtain information about batteryIf the battery is disconnected:chargers which allow the battery to beX Disconnect the breather hose.R the brake boosting effect will not be avail-charged when still installed from a qualifiedable. Greater braking force will then bespecialist workshop, e.g. a Mercedes-Benzrequired and the brake pedal travel willService longer. If necessary, depress theG Risk of injurybrake pedal with maximum is a risk of acid burns during theR you will no longer be able to turn the keycharging process due to the gases whichin the ignition from the battery. Do not lean overR the selector lever is locked in position Pthe battery during the charging vehicles with AUTOTRONIC*.Z* optional265$

Practical advice

Battery

! Always disconnect the battery in the

Removing the battery

order described below. Never swap the ter-

X Disconnect the battery ( Y page 265).

minal clamps. You may otherwise damage

X Loosen the bolt which holds the battery in

the vehicle electronics.

place.

X Apply the handbrake and shift the selector

X Remove the battery.

lever to position P on vehicles with AUTO-

TRONIC*.

Charging and fitting the battery

X Switch off all electrical consumers.

X Turn the key to position 0 ( Y page 62) in

G Risk of injury

the ignition lock and remove it.

Only charge the battery in a well-ventilated

3 Negative terminal

X Remove the negative terminal clamp from

area. As the battery is being charged, gases

4 Positive terminal

the battery.

can escape and generate minor explosions.

X Remove the cover from the positive termi-

This may injure you and other persons or

Disconnecting the battery

nal clamp.

cause damage to the paintwork or acid cor-

rosion on the vehicle.

X Remove the positive terminal clamp from

G Risk of accident

the battery.

You can obtain information about battery

If the battery is disconnected:

chargers which allow the battery to be

X Disconnect the breather hose.

R the brake boosting effect will not be avail-

charged when still installed from a qualified

able. Greater braking force will then be

specialist workshop, e.g. a Mercedes-Benz

required and the brake pedal travel will

Service Centre.

be longer. If necessary, depress the

G Risk of injury

brake pedal with maximum force.

There is a risk of acid burns during the

R you will no longer be able to turn the key

charging process due to the gases which

in the ignition lock.

escape from the battery. Do not lean over

R the selector lever is locked in position P

the battery during the charging process.

on vehicles with AUTOTRONIC*.

* optional

265

Practical advice

Jump-starting

G Risk of injury

Reconnecting the battery

Jump-starting

Battery acid is caustic. Avoid contact with

! Always reconnect the battery in the

If your vehicle's battery is discharged, the

the skin, eyes or clothing.

sequence described below. Never swap the

engine can be jump-started from another

terminal clamps. You may otherwise dam-

vehicle or from an external battery using jump

! Only charge the installed battery with a

age the vehicle electronics.

leads.

battery charger which has been tested and

X Switch off all electrical consumers.

Observe the following points:

approved by Mercedes-Benz. These battery

chargers allow the battery to be charged

X Connect the positive terminal clamp and

R Jump-starting may only be performed when

while it is still installed. However, the bat-

secure the cover.

the engine and catalytic converter are cold.

tery must always be disconnected first.

X Connect the negative terminal clamp.

R Do not start the engine if the battery is fro-

X Connect the breather hose. Make sure that

zen. Let the battery thaw first.

! Only use battery chargers with a maxi-

a cell cap is fitted on the side.

R Jump-starting may only be performed from

mum charging voltage of 14.8 V.

batteries with a nominal voltage of 12 V.

i If the battery power supply has been inter-

X Charge the battery. Observe the notes in

rupted (e.g. if it has been reconnected), you

R Only use jump leads which have a sufficient

the operating instructions for your battery

must carry out the following tasks:

cross-section and insulated terminal

charger.

R set the time ( Y page 109).

clamps.

X Refit the charged battery.

R reset the function for folding the exterior

To do this, follow the steps described in

i Jump leads and further information about

mirrors in/out automatically* by folding

"Removing the battery" ( Y page 265) in

jump-starting can be obtained from any

the mirrors out once ( Y page 72).

reverse order.

Mercedes-Benz Service Centre.

R reset the side windows ( Y page 85)

! Avoid repeated and lengthy starting

attempts.

Never start the vehicle using a rapid battery

charger.

* optional

266

Practical advice

Jump-starting

G Risk of injury

X Electrical consumers can be switched on

again. Do not, however, switch on the lights

There is a risk of acid burns when jump-

as this places too heavy a load on the bat-

starting a vehicle due to the gases which

tery.

escape from the battery. Do not lean over

X Remove the jump lead from earth

the battery while the engine is being jump-

point 4 and negative terminal 3 first,

started.

then from positive terminals 1 and 2,

G Risk of explosion

each time disconnecting from the battery

on your own vehicle first.

Gases escaping from the battery during

jump-starting may cause minor explosions.

X Have the battery checked at a qualified

Avoid creating sparks. Keep naked flames

specialist workshop, e.g. a Mercedes-Benz

1 Positive terminal of donor battery

away from the battery, and do not smoke.

Service Centre.

2 Positive terminal on your vehicle

Comply with safety precautions and take

3 Negative terminal of donor battery

protective measures when handling batter-

4 Negative terminal on your vehicle

ies. You will find these under "Battery" in

the index.

X Open the battery cover ( Y page 264).

X Connect positive terminal 2 on your vehi-

X Make sure that the two vehicles do not

cle to positive terminal 1 of the donor bat-

touch.

tery using the jump lead, beginning with

X Apply the parking brake.

your own battery.

X Manual transmission: engage neutral.

X Start the engine of the donor vehicle and

X AUTOTRONIC*: move the DIRECT SELECT

run it at idling speed.

selector lever to P.

X Connect negative terminal 3 of the donor

X Switch off all electrical consumers.

battery to negative terminal 4 of your

vehicle's battery using the jump lead, con-

X Open the bonnet ( Y page 171).

necting the jump lead to the donor battery

first.

X Start the engine.

* optional

267

Practical advice

Towing and tow-starting

R The selector lever must be in position N

When towing, observe the legal requirements

Towing and tow-starting

in all countries concerned.

when towing a vehicle with AUTO-

Points to remember

TRONIC*.

! When towing, pull away slowly and with-

G Risk of accident

R If you are towing the vehicle over a consid-

out jerking. If the tractive power is too high,

erable distance, this must only be done

the vehicles could be damaged.

If you have the vehicle towed, you must use

with the front axle raised.

a rigid towing bar if:

! Do not use the towing eye for recovery,

R the engine is not running.

R The ignition must be switched off if you are

as this could damage the vehicle. If in

towing the vehicle with the front/rear axle

R there is a brake system malfunction.

doubt, recover the vehicle with a crane.

raised. Intervention by ESP ® could other-

R there is a malfunction in the voltage sup-

wise damage the brake system.

! You may tow the vehicle for a maximum

ply or the vehicle's electrical system.

of 50 km. A towing speed of 50 km/h must

R Before towing the vehicle, make sure that

The electric power steering and the brake

not be exceeded.

the battery is connected and charged. Oth-

force booster do not work when the engine

erwise:

With towing distances over 50 km, the

is not running. Greater braking force will

entire vehicle needs to be lifted up and

- you cannot switch on the ignition

then be required and brake pedal travel will

transported.

you cannot move the selector lever

be longer. If necessary, depress the brake

to N (on vehicles with AUTOTRONIC*)

pedal with full force.

! Only secure the tow cable or towing bar

Do not tow the vehicle if the key cannot be

to the towing eyes. You may otherwise

you have no support when braking

turned in the ignition lock. If this is the case,

damage the vehicle.

the steering is locked and the vehicle can-

i Switch off the automatic locking feature

R Vehicles with AUTOTRONIC* must not be

not be steered.

before the vehicle is towed ( Y page 111).

tow-started.

You could otherwise be locked out when

If you tow or tow-start another vehicle, its

R If the engine does not start, try jump-start-

pushing or towing the vehicle.

weight must not exceed the maximum per-

ing it ( Y page 266).

missible gross vehicle weight of your vehi-

cle.

R If it is not possible to jump-start the vehicle,

have it towed to the nearest qualified spe-

It is better to have the vehicle transported

cialist workshop, e.g. a Mercedes-Benz

than to have it towed.

Service Centre.

* optional

268

Practical advice

Towing and tow-starting

Opening the rear cover

Fitting the towing eye

Towing the vehicle

Vehicles with a trailer tow hitch: if you

! You may tow the vehicle for a maximum

intend to use the vehicle for towing, fit the ball

of 50 km. A towing speed of 50 km/h must

coupling ( Y page 186) and connect the tow-

not be exceeded.

bar to this.

With towing distances over 50 km, the

entire vehicle needs to be lifted up and

Opening the front cover

transported.

The mountings for the removable towing eyes

are in the bumpers. They are located at the

! The engine must be switched off (key in

front and rear behind covers on the right-hand

ignition lock in position 0 or position 1) if

side of the vehicle when viewed in the direc-

the vehicle is being towed with the front

tion of travel.

1 Cover

axle raised or if the parking brake is being

tested on a dynamometer. Intervention by

X Press cover 1 back in the direction of the

ESP ® could otherwise damage the brake

arrow.

system.

X Take cover 1 off the opening.

Vehicles with manual transmission

Securing the towing eye

X Turn the key to position 2 ( Y page 62) in

X Take the towing eye and the wheel wrench

the ignition lock.

from the vehicle tool kit ( Y page 200).

X Fully depress the clutch pedal.

X Screw in the towing eye clockwise to the

X Shift to neutral.

stop.

1 Cover

X Insert the wheel wrench handle into the

towing eye and tighten it.

X Press cover 1 back in the direction of the

arrow.

X Take cover 1 off the opening.

269

Practical advice

Towing and tow-starting

Vehicles with AUTOTRONIC*

X Tow the vehicle or let it roll.

Transporting the vehicle

X Shift to a suitable gear and bring the clutch

X Turn the key to position 2 in the ignition

The towing eyes or trailer coupling* can be

pedal up slowly. Do not depress the accel-

lock.

used to pull the vehicle onto a trailer or trans-

erator pedal.

X Move the selector lever to N.

porter if you wish to transport it.

The engine is started.

! Only lash the vehicle down by the wheels

or wheel rims, not by parts of the vehicle

Tow-starting (emergency engine

Removing the towing eye

such as axle or steering components. The

starting)

vehicle could otherwise be damaged.

X Take the wheel wrench from the vehicle

Please note:

tool kit ( Y page 200).

Vehicles with manual transmission

R Vehicles with AUTOTRONIC* must not be

X Insert the wheel wrench handle into the

tow-started.

towing eye and turn it anti-clockwise.

X Shift to neutral.

R The battery must be connected.

X Unscrew the towing eye.

R The engine and catalytic converter must be

Vehicles with AUTOTRONIC*

X Replace the cover and press it until it

cold.

engages.

X Turn the key to position 2 ( Y page 62) in

R Avoid repeated and lengthy starting

X Return the towing eye and the wheel

the ignition lock.

attempts.

wrench to the vehicle tool kit.

X Move the selector lever to N.

Vehicles with manual transmission

X Turn the key to position 2 ( Y page 62) in

the ignition lock.

X Fully depress the clutch pedal.

X Shift to neutral.

* optional

270

Practical advice

Fuses

have the correct fuse rating for the system

Fuses

Main fuse box

concerned. Otherwise, components or sys-

The main fuse box is in the front-passenger

Notes on changing fuses

tems could be damaged.

footwell in front of the seat.

The fuses in your vehicle serve to close down

The fuses are located in the main fuse box in

faulty circuits. If a fuse blows, all the compo-

the front-passenger footwell.

nents on the circuit and their functions will

fail.

Fuse allocation chart

Blown fuses must be replaced with fuses of

The fuse allocation chart is in the main fuse

the same rating, which you can recognise by

box in the front-passenger footwell.

the colour and value. The fuse ratings are lis-

ted in the fuse allocation chart. A Mercedes-

Benz Service Centre will be happy to advise

Before changing a fuse

you.

X Park the vehicle.

G Risk of fire

X Switch off all electrical consumers.

1 Cover

Only use fuses that have been approved for

X Remove the key from the ignition lock.

2 Retaining screw

Mercedes-Benz vehicles and which have

the correct fuse rating for the systems con-

X Remove the footmats*.

cerned. Do not attempt to repair or bridge

X Turn retaining screw 2 anti-clockwise, e.g.

faulty fuses. Otherwise, a circuit overload

with a coin.

could cause a fire. Have the cause traced

and rectified at a qualified specialist work-

X Lift up cover 1.

shop, e.g. a Mercedes-Benz Service Centre.

X Remove the cover mat from the battery.

If the newly inserted fuse also blows, have the

cause traced and rectified at a qualified spe-

cialist workshop, e.g. a Mercedes-Benz

Service Centre.

! Only use fuses that have been approved

for Mercedes-Benz vehicles and which

* optional

271

Practical advice

Fuses

1 Fuse allocation chart

2 Main fuse box

272

Practical advice for Your Mercedes A Class 4 Door Second Generation (2004-2011)

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