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Lighting127
Fault in Adaptive forward
lighting system When the system detects a failure in
the Adaptive forward lighting system,
the system moves to a preset position to avoid dazzling of oncoming traffic.
If this is not possible, the affected
headlight will be automatically
switched off. In any case, one
headlight will stay on. A warning is
displayed in the Driver Information Centre.
Hazard warning flashers
Operated with the ¨ button.
In the event of an accident with airbag
deployment the hazard warning
flashers are activated automatically.
Turn and lane-change
signalslever up=right turn signallever down=left turn signal
If the lever is moved past the
resistance point, the turn signal is
switched on constantly. When the
steering wheel moves back, the turn
signal is automatically deactivated.
For three flashes, e.g. when changing lanes, press the lever until resistance
is felt and then release.
With a trailer connected, turn signal
flashes six times when pressing the
lever until resistance is felt and then
releasing.
Move the lever to the resistance point
and hold for longer indication.
Switch the turn signal off manually by moving the lever to its original
position.
Front fog lights
Operated with the > button.
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128Lighting
Light switch in position AUTO:
switching on front fog lights will switch headlights on automatically.
Rear fog lights
Operated with the r button.
Light switch in position AUTO:
switching on rear fog light will switch
headlights on automatically.
Light switch in position 8: rear fog
light can only be switched on with
front fog lights.
The vehicle rear fog light is
deactivated when towing.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move turn signal lever all the way up (right parking lights) or down
(left parking lights).
Confirmed by a signal and the
corresponding turn signal control
indicator.
Reversing lights
The reversing light comes on when
the ignition is on and reverse gear is
selected.
Misted light covers The inside of the light housing may
mist up briefly in poor, wet and cold weather conditions, in heavy rain or
after washing. The mist disappears
quickly by itself; to help switch on the
headlights.
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Lighting129Interior lighting
Instrument panel
illumination control
Brightness of the following lights can
be adjusted when the exterior lights
are on:
■ Instrument panel illumination
■ Info-Display
■ Dome light
■ Illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
On vehicles with light sensor, the
brightness can only be adjusted when
the exterior lights are on and the light sensor detects night conditions.
Interior lights
During entry and exit of the vehicle,
the front and rear courtesy lights
automatically switch on and then off
after a delay.
Notice
In the event of an accident with airbag deployment the courtesy
lights are turned on automatically.
Front courtesy lightOperate rocker switch:w=automatic switching on
and off.press u=on.press v=off.
Rear courtesy lights
Illuminate in conjunction with the front courtesy light depending on rocker
switch position.
Reading lights
Operated with s and t buttons in
front and rear courtesy lights.
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130Lighting
On vehicles with panoramaroof rear
interior lights are located near the rear
handles.
Switch on reading lights by pressing
< on the cover.
Sunvisor lights
Illuminates when the cover is opened.Lighting features
Centre console lighting Spotlight incorporated in the interior
lighting comes on when headlights are switched on.
Entry lighting
Welcome lighting
Headlights, tail lights, number plate
lights, instrument panel light, interior
lights and puddle lights are switched
on for a short time by unlocking the
vehicle with the radio remote control.
This function works only in the dark
and facilitates locating the vehicle.
The lighting switches off immediately
when the ignition is switched on.
Starting off 3 16.
This function can be activated or
deactivated in the Vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Colour-Info-Display.
Colour-Info-Display 3 113.
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Lighting131
Vehicle personalisation 3 117.
The settings can be saved for the key being used 3 22.
The following lights will additionally switch on when the driver's door is
opened:
■ All switches
■ Driver Information Centre
■ Door pocket lights
Exit lighting The following lights switch on if the
key is removed from the ignition
switch:
■ Interior lights
■ Instrument panel light
■ Puddle lights
They will switch off automatically after
a delay. This function works only in
the dark. Theatre lighting is activated
if the driver's door is opened during
this time.
Headlights, tail lights and number
plate lights illuminate the surrounding area for an adjustable time after
leaving the vehicle.
Switching on 1. Switch off ignition.
2. Remove ignition key.
3. Open driver's door.
4. Pull turn signal lever.
5. Close driver's door.
If the driver's door is not closed the
lights switch off after two minutes.
Exit lighting is switched off
immediately if the turn signal lever is pulled while the driver's door is open.
This function can be activated or
deactivated in the Vehicle
personalisation.
Select the relevant setting in Settings,
I Vehicle in the Colour-Info-Display.
Colour-Info-Display 3 113.
Vehicle personalisation 3 117.
The settings can be saved for the key being used 3 22.
Battery discharge
protection
Vehicle battery state of charge
function
The function guarantees longest
vehicle battery life via a generator
with controllable power output and
optimised power distribution.
To prevent discharge of the vehicle
battery when driving, the following
systems are reduced automatically in two stages and finally switched off:
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132Lighting
■ Auxiliary heater
■ Heated rear window and mirrors
■ Heated seats
■ Fan
In the second stage a message which
confirms the activation of the vehicle
battery discharge protection will be
displayed in the Driver Information
Centre.
Switching off electric lights
To prevent discharge of the vehicle
battery when the ignition is switched
off, some interior lights are switched
off automatically after some time.
Page 135 of 321
Climate control133Climate controlClimate control systems ............. 133
Air vents ..................................... 144
Maintenance .............................. 145Climate control systems
Air conditioning system
Controller and buttons for the
following functions:
■ Temperature TEMP
■ Air distribution l M K
■ Fan speed Z
■ Cooling A/C
■ Air recirculation 4
■ Demisting and defrosting V
Heated rear window Ü 3 41.
Heated seats ß 3 52.
Ventilated seats
A 3 53.
Heated steering wheel * 3 82.
Temperature TEMP
Turn controller:
red=warmblue=cold
Heating will not be fully effective until
the engine has reached normal
operating temperature.
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134Climate control
Air distribution l M K
Press button:
l=to windscreen and front door
windowsM=to head area via adjustable air
ventsK=to foot well
Combinations are possible.
Setting is indicated by the LED in the
button.
Fan speed Z
Adjust the air flow by turning the
controller Z to the desired speed. J
means fan off.
Cooling A/C
Press button A/C to switch on cooling.
Activation is indicated by the LED in
the button. Cooling is only functional
when the engine is running and
climate control fan is switched on.
Press button A/C again to switch off
cooling.
The air conditioning system cools and
dehumidifies (dries) cabin air as
required. Therefore condensation
may form and is drained under the
vehicle.