Get Climate control -> Air vents Guide for Mercedes A Class 4 Door Third Generation (2012-2017)

Operating the climate control system

150

and observe the important safety notes when

doing so (Y page 151).

The auxiliary ventilation

is switched on. The num-

ber in the display shows

the remaining time (in

minutes) for the auxiliary

ventilation.

Switching the auxiliary heating/ventila-

tion on/off

The auxiliary heating is

switched on. The number

in the display shows the

remaining time (in

minutes) for the auxiliary

heating.

A departure time has

been activated. The

departure time appears

in the display.

Remote control

:

Display

;

u Switches on the auxiliary heating/

ventilation/checks status

. Sets the departure time

^ Switches off the auxiliary heating/

ventilation

, Sets the departure time

A departure time has

been activated. The aux-

iliary ventilation is cur-

rently activated. The

number in the display

shows the remaining

time (in minutes) for the

auxiliary ventilation. If

the vehicle is not started

after this time, the run-

ning time is increased by

five minutes.

=

?

A

X

To switch on: press and hold the u

button.

ON is shown in the remote control display.

X

To switch off: press and hold the ^

button.

OFF is shown in the remote control display.

A departure time has

been activated. The aux-

iliary heating is currently

activated. The number in

the display shows the

remaining time (in

minutes) for the auxiliary

heating. If the vehicle is

not started after this

time, the running time is

increased by five

Checking the status of the auxiliary heat-

ing/ventilation

X

Briefly press the u button.

The following messages may appear in the

display:

Display

Meaning

The auxiliary heating/

ventilation is switched

off.

minutes.

If the engine has not yet reached operating

temperature when it is started, the auxiliary

heating running time is increased. The auxili-

ary heating continues to run until the operat-

Operating the climate control system

151

Deactivating the set departure time

ing temperature is reached. If this is the case,

the y symbol appears in the remote con-

trol display and the running time is zero

minutes.

X

Briefly press the u button.

The status of the auxiliary heating is shown

in the display.

X

Press the . button.

The first departure time stored appears in

the display.

Press the ^ button.

OFF is shown in the remote control display.

Setting the departure time

Make sure that the time set in the vehicle is

correct before setting the departure time (see

the separate operating instructions). Other-

wise, the auxiliary heating may switch on at

the wrong time and at an unsuitable location.

When setting the departure time, observe the

important safety notes (Y page 148).

X

Replacing the remote control battery

Important safety notes

X

Briefly press the u button.

WARNING

G

X

Press the , or . button repeatedly

Batteries contain toxic and corrosive substan-

ces. If batteries are swallowed, it can result in

severe health problems. There is a risk of fatal

injury.

Keep batteries out of the reach of children. If

a battery is swallowed, seek medical attention

immediately.

until the time to be changed appears in the

display.

Press the u and ^ buttons at the

same time.

The Î symbol in the remote control dis-

play flashes.

X

Press the , or . button to set the

desired departure time.

i The longer you press the , or .

button, the faster the time changes.

Environmental note

H

Batteries contain pollutants.

It is illegal to dispose of them

with the household rubbish.

They must be collected sep-

arately and disposed of in an

environmentally responsible

recycling system.

Dispose of batteries in an

environmentally responsible

manner. Take discharged

batteries to a qualified spe-

cialist workshop or to a col-

lection point for used batter-

ies.

X

Press the u and ^ buttons at the

same time.

The new departure time is stored.

Activating the set departure time

X

Briefly press the u button.

Press the , or . button repeatedly

until the desired departure time appears in

the display.

Press the u button.

The Í symbol, the departure time and,

depending on the selected departure time,

the letter A, B or C appear in the display.

X

Z

Operating the climate control system

152

Replacing the battery

If the battery needs to be replaced, the bat-

tery symbol on the left of the display is shown

as empty. A CR2450 lithium battery is

required when replacing the battery.

X

Press a pointed object into recess :.

X

Slide battery cover ; backwards in the

direction of the arrow.

X

Remove old battery =.

X

Insert the new battery with the lettering

facing upwards.

X

Slide battery cover ; in the opposite direc-

tion to the arrow on the remote control until

it engages.

X

Use the remote control to check the vehi-

cle's auxiliary heating functions.

Air vents

153

Problems with the auxiliary heating/ventilation

Problem

Possible causes/consequences and M Solutions

FAIL¨

The signal transmission between the transmitter and the vehicle is

faulty.

X

Change your position in relation to the vehicle, moving closer if

necessary.

X

Make another attempt to switch the auxiliary heating/ventila-

tion on or off using the remote control.

FAIL

The auxiliary heating cannot be switched on or has switched itself

off.

The starter battery is not sufficiently charged.

X

Charge the starter battery.

X

Make another attempt to switch on the auxiliary heating/venti-

lation using the remote control.

The auxiliary heating cannot be switched on or has switched itself

off.

The fuel tank content is below the reserve fuel level.

X

Refuel at the nearest filling station.

X

Make another attempt to switch on the auxiliary heating using

the remote control.

The auxiliary heating/ventilation cannot be switched on or has

switched itself off.

The auxiliary heating/ventilation is malfunctioning.

X

Have the auxiliary heating/ventilation checked at a qualified

specialist workshop.

In order to ensure the direct flow of fresh air

through the air vents into the vehicle interior,

please observe the following notes:

Air vents

Important safety notes

R

keep the air inlet between the windscreen

WARNING

G

and the bonnet free of blockages, such as

ice, snow or leaves

never cover the vents or ventilation grilles

in the vehicle interior

Very hot or very cold air can flow from the air

vents. This could result in burns or frostbite in

the immediate vicinity of the air vents. There

is a risk of injury.

R

Make sure that all vehicle occupants always

maintain a sufficient distance to the air out-

lets. If necessary, redirect the airflow to

another area of the vehicle interior.

i Optimal climate control function is ach-

ieved by opening the air vents fully and set-

ting the adjusters to the middle position.

Z

Air vents

154

Adjusting the centre air vents

Setting the rear-compartment air

vents

X

To open the centre air vent: turn the

adjuster in one of centre air vents : to the

left.

:

Rear-compartment air vent, left

;

=

Rear-compartment air vent, right

Rear-compartment air vent thumbwheel

X

To close the centre air vent: turn the

adjuster in one of centre air vents : clock-

wise as far as it will go.

X

To open or close: turn thumbwheel = up

or down.

i If the control panel in the front is switched

off, no air can flow through the rear air

vents.

Adjusting the side air vents

:

Side window demister vent

Side air vent

;

X

To open a side air vent: turn the adjuster

in side air vent ; to the left.

X

To close a side air vent: turn the adjuster

in side air vent ; clockwise as far as it will

go.

Climate control -> Air vents for Your Mercedes A Class 4 Door Third Generation (2012-2017)

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