Page 113 of 259

Lighting111It switches automatically back to low
beam when:
● The camera or a sensor in the windscreen detects the lights of
oncoming or preceding vehicles.
● The vehicle speed drops below 9 mph.
● It is foggy or snowy.
● Driving in urban areas.
If there are no restrictions detected, the system switches back to high
beam.
ActivationActivate this function pressing a
button on the turn and lane change
lever. The LED of the button
illuminates if the high beam assist is activated. The high beam is switched on automatically at a speed above
15 mph.
The green control indicator f
illuminates continuously when the
assist is activated, the blue one 7
illuminates when high beam is on.
Control indicator f 3 92.
Deactivation
Deactivate this function pressing a
button on the turn and lane change
lever.
If a headlight flash is activated when
the high beam assist is activated and
low beam is on, the high beam assist will be deactivated. The system
changes to high beam.
If a headlight flash is activated when
the high beam assist is activated and
high beam is on, the high beam assist will be deactivated. The system
changes to low beam.
To reactivate the high beam assist,
flash the headlights again.Automatic headlight levelling
To prevent oncoming traffic from
being dazzled, headlight levelling is
automatically adjusted based on the
load in the vehicle.
Fault in Adaptive forward lighting- LED system
When the system detects a failure in
the Adaptive forward lighting-LED
headlight system, a warning is
displayed in the Driver Information
Centre.
Hazard warning flashers
Operated by pressing ¨.
Page 114 of 259

112LightingHazard warning flashers are switched
on automatically in the following
situations:
● Braking in an emergency (depending on the force of
deceleration).
● In the event of an accident.
They are switched off the first time
you accelerate or if you press ¨.
Turn lightslever up:right turn lightlever down:left turn light
A resistance point can be felt when
moving the lever.
Constant flashing is activated when
the lever is being moved beyond the
resistance point. It is deactivated
when the steering wheel is moved in
the opposite direction or lever is
manually moved back to its neutral
position.
Activate temporary flashing by
holding the lever just before the
resistance point. Turning lights will
flash until lever is being released.
To activate three flashes, tap the
lever briefly without passing the
resistance point.
If you forget to cancel the turn lights
for more than 20 s, the volume of the
audible signal will increase if the
speed is above 40 mph.Front fog lights
Operated by pressing >.
Light switch in position AUTO:
switching on front fog lights will switch headlights on automatically.
Page 115 of 259
Lighting113Rear fog light
Operated by pressing ø.
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 a trailer or a
plug is connected with the socket,
e. g. when a bicycle carrier is used.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move turn light lever all the way up
(right parking lights) or down (left
parking lights).
Confirmed by a signal and the
corresponding turn light 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.
Page 116 of 259
114LightingInterior lightingInstrument panelillumination control
Brightness of the following lights can
be adjusted in position AUTO when
the light sensor detects night
conditions, or in position 8 or 9:
● instrument panel illumination
● Info Display
● illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
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 light
Operate rocker switch:
w:automatic switching on
and offpress u:onpress v:offRear courtesy lights
Illuminate in conjunction with the front courtesy light depending on rocker
switch position.
Reading lights
Operated by pressing s and t in the
courtesy lights.
Page 117 of 259

Lighting115
Illustration shows rear courtesy lights.
Sunvisor lights Illuminates when the cover is opened.
Lighting features
Centre console lighting A spotlight integrated in the overheadconsole illuminates the centre
console when headlights are
switched on.
Entry lighting
Welcome lighting Some or all of the following lights are
switched on for a short time by
unlocking the vehicle with the radio
remote control:
● headlights
● tail lights
● number plate lights
● instrument panel light
● interior lights
The number of activated lights
depends on the surrounding light
conditions.
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.
Vehicle personalisation 3 100.
The following lights will additionally
switch on when the driver's door is
opened:
● illumination of some switches
● Driver Information Centre
● door pocket lights
Exit lighting The following lights are switched on if
the key is removed from the ignition
switch:
● interior lights
● instrument panel light
They will switch off automatically after
a delay. This function works only in
the dark.
Page 118 of 259
116LightingBattery discharge protection
Vehicle battery state of charge
function
The function guarantees longestvehicle 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:
● 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 119 of 259

Climate control117Climate controlClimate control systems.............117
Heating and ventilation system 117
Air conditioning system ...........118
Electronic climate control system .................................... 121
Auxiliary heater ........................125
Air vents ..................................... 126
Adjustable air vents .................126
Fixed air vents ......................... 127
Maintenance .............................. 127
Air intake ................................. 127
Air conditioning regular operation ................................ 128
Service .................................... 128Climate control systems
Heating and ventilation system
Controls for: ● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● heated rear window and exterior mirrors b
● heated seats ß
Temperature £
Adjust the temperature by turning
£ to the desired temperature.red area:warmerblue area:colder
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution l M K
Press:
l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable front air ventsK:to front and rear foot well and
windscreen
Combinations are possible.
Fan speed Z
Adjust the air flow by turning Z to the
desired speed.
to the right:increaseto the left:decrease
Page 120 of 259
118Climate controlDemisting and defrosting the
windows á
● Press á: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
● Open side air vents as required and direct them towards the doorwindows.
Heated rear window and exterior
mirrors b
3 37.
Heated seats ß
3 45.
Air conditioning system
Illustration shows functions which
may not be available for your
particular vehicle.
Controls for: ● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● air conditioning A/C
● air recirculation 4
● heated rear window and exterior
mirrors b
● heated windscreen ,
● heated seats ß
Some changes of settings are
indicated briefly in the Info Display.
Activated functions are indicated by the LED in the respective button.
Temperature £
Adjust the temperature by turning £ to the desired temperature.
red area:warmerblue area:colder