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

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 -> Changing the bulbs for Your Mercedes A Class 4 Door Second Generation (2004-2011)

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