Page 108 of 267

106Instruments and controlsDuration upon exit of vehicle:
Activates or deactivates and
changes the duration of exit
lighting.
● Power door locks
Auto door lock : Activates or
deactivates the automatic door
locking function after switching on ignition.
Stop door lock if door open :
Activates or deactivates the door
locking function while a door is open.
Delayed door lock : Activates or
deactivates the delayed door
locking function. This menu
option is displayed with Stop door
lock if door open deactivated.
Central locking system 3 22.
● Remote locking, unlocking,
starting
Remote unlock feedback :
Activates or deactivates the
hazard warning flasher feedback
whilst unlocking.
Passive door unlock : Changes
the configuration to unlock onlythe driver's door or the whole
vehicle whilst unlocking.
Auto relock doors : Activates or
deactivates the automatic relock
function after unlocking without
opening the vehicle.
● Restore factory settings :
Resets all settings to the default settings.
Personal settings
Colour-Info-Display
When audio is switched on, press ;
on the control panel.Select Settings and then Vehicle
settings .
Vehicle settings
● Climate & air quality
Auto Fan Max Speed : Modifies
the level of the cabin airflow of the climate control in automatic
mode.
Air Conditioning Mode : Controls
the state of the cooling
compressor when the vehicle is
started. Last setting
(recommended) or at vehicle
start is either always on or always
off.
Page 109 of 267

Instruments and controls107Auto Rear Defog: Automatically
activates heated rear window.
● Collision / Detection Systems
Park Assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Side Blind Zone Alert : Activates
or deactivates side blind zone alert.
● Comfort and Convenience
Chime Volume : Changes the
volume of warning chimes.
Personalization By Driver :
Activates or deactivates the
personalisation function.
Auto Wipe in Reverse Gear :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
● Lighting
Vehicle Locator Lights : Activates
or deactivates the entry lighting.Exit Lighting : Activates or
deactivates and changes the duration of exit lighting.
● Power Door Locks
Unlocked Door Anti Lock Out :
Activates or deactivates the door locking function while a door isopen.
Auto Door Lock : Activates or
deactivates the automatic door
locking function after switching on ignition.
Auto Door Unlock : Changes the
configuration to unlock only the driver's door or the whole vehicle after switching off ignition.
Delayed Door Lock : Activates or
deactivates the delayed door
locking function. This feature
delays the actual locking of the
doors until all doors are closed.
● Remote Lock, Unlock, Start
Remote Unlock Light Feedback :
Activates or deactivates the
hazard warning flasher feedback whilst unlocking.
Remote Door Unlock : Changes
the configuration to unlock onlythe driver's door or the whole
vehicle whilst unlocking.
Relock Remotely Unlocked
Doors : Activates or deactivates
the automatic relock function
after unlocking without opening
the vehicle.
Page 110 of 267

108Instruments and controlsTelematics service
OnStar OnStar is a personal connectivity and
service assistant with integrated
Wi-Fi hotspot. The OnStar service is
available 24 hours a day, seven days
a week.
Notice
OnStar is not available for all
markets. For further information,
contact your workshop.
Notice
In order to be available and
operational, OnStar needs a valid
OnStar subscription, functioning
vehicle electrics, mobile service and
GPS satellite link.
To activate the OnStar services and
set up an account, press Z and speak
with an advisor.Depending on the equipment of the vehicle, the following services areavailable:
● Emergency services and support
in the case of a vehicle
breakdown
● Wi-Fi hotspot
● Smartphone application
● Remote control, e.g. location of the vehicle, activation of horn and
lights, control of central locking system
● Stolen vehicle assistance
● Vehicle diagnostics
● Destination download
Notice
The OnStar module of the vehicle is
deactivated after ten days without an
ignition cycle. Functions requiring a
data connection will be available
again after switching on the ignition.OnStar buttons
Privacy button
Press and hold j until a message is
heard to activate or deactivate the
transmission of the vehicle location.
Press j to answer a call or to end a
call to an advisor.
Press j to access the Wi-Fi settings.
Service button
Press Z to establish a connection to
an advisor.
Page 115 of 267

Lighting113Light switch with automatic light
control
Turn light switch:
AUTO:automatic light control:
headlights are switched on
and off automatically
depending on external
lighting conditionsm:activation or deactivation of
the automatic light control.
Switch turns back to AUTO8:sidelights9:headlightsA status message in the Driver
Information Centre indicates the
current status of the automatic light
control.
When switching on the ignition,
automatic light control is active.
When headlights are on, 8
illuminates. Control indicator 8
3 95.
Tail lights
Tail lights are illuminated together
with headlights and sidelights.
Automatic light controlWhen the automatic light control
function is switched on and the
engine is running, the system
switches between daytime running
light and headlights automatically
depending on the lighting conditions
and information given by the rain
sensor system.
Daytime running light 3 115.
Automatic headlight activation During poor lighting conditions the
headlights are switched on.
Furthermore the headlights are
switched on if the windscreen wipers
have been activated for several
wipes.
Tunnel detection When a tunnel is entered, the
headlights are switched on
immediately.
Page 117 of 267

Lighting115set to right-hand traffic mode.
Therefore, insert the key in the guide as shown in the illustration.
Alternatively, a Phillips head
screwdriver size three can be used for
setting.
To reset to left-hand traffic mode, turn
adjuster elements 1
/2 turn clockwise.
Daytime running lights Daytime running light increases
visibility of the vehicle during daylight.
They are switched on automatically
when ignition is on.
Versions with automatic light control
The system switches automatically
between daytime running light and
headlights, depending on the lighting
conditions and information given by
the rain sensor system. Automatic
light control 3 113.Xenon lighting system
Xenon lighting system includes: ● xenon headlights for low and high
beam
● high beam assist
● corner lighting
● reversing function
Xenon headlights Xenon headlights for low and high
beam ensure better visibility under all
conditions.
Operation is the same as for halogen headlights.
Light switch 3 112 , high beam 3 114,
headlight flash 3 114 , headlight range
adjustment 3 114, headlights when
driving abroad 3 114.
Automatic light control 3 113.
High beam assist This feature allows high beam xenon
lights to function as the main driving
light at night and when vehicle speed
exceeds 25 mph.It switches automatically to low beam when:
● The camera in the windscreen detects the lights of oncoming or
preceding vehicles.
● The vehicle speed drops below 12 mph.
● It is foggy or snowy.
● Driving in urban areas.
If there are no restrictions detected,
the system switches back to high
beam.
Activation
Page 118 of 267

116LightingThe high beam assist is activated by
pushing the indicator lever twice at a
speed above 25 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 95.
Deactivation
Push indicator lever once. It is also
deactivated when front fog lights are
switched on.
If a headlight flash is activated when
the high beam is on, the high beam
assist will be deactivated.
If a headlight flash is activated when
the high beam is off, the high beam
assist will remain activated.
The latest setting of the high beam
assist will remain after the ignition is
switched on again.Corner lighting
On tight bends or when turning off,
depending on the steering angle or
the indicator light signal, an additional left or right reflector is switched on
which illuminates the road in the
direction of travel. It is activated up to
a speed of 25 mph.
Reversing function To assist driver's orientation when
parking, both corner lights and
reversing light illuminate when
headlights are on and reverse gear is engaged. They remain illuminated for
a short time after disengaging reverse gear or until driving faster than
4 mph in a forward gear.
Hazard warning flashers
Operated by pressing ¨.
In the event of an accident with airbag
deployment, the hazard warning
flashers are activated automatically.
Page 120 of 267
118LightingParking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off the ignition.
2. Move the turn signal lever all the way up (right parking lights) or
down (left parking lights).
Confirmed by an acoustic 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.Interior lighting
Instrument panel illumination control
Brightness of the following lights can
be adjusted when the exterior lights
are on:
● instrument panel illumination
● dome light
● Info-Display
● illuminated switches and operation elements
Turn thumb wheel A and hold until
the desired brightness is obtained.
Page 121 of 267

Lighting119On vehicles with automatic light
control, the brightness can only be
adjusted when the exterior lights are on and the light sensor detects nightconditions.
Interior lights
Front courtesy light
Operate rocker switch:
centre
position
w:automatic switching on
when opening a door.
Turns off after a delaypress I:permanently onpress 0:permanently offFront courtesy light with reading
lights
When opening a door, the courtesylight automatically switches on and
then off after a delay.
Pressing c switches courtesy light
on or off manually.
Switching on ignition will turn off
courtesy light.
When exterior lighting has been on
previously, courtesy light will turn on
when ignition is switched off.
Notice
In the event of an accident with
airbag deployment, the courtesy lights are turned on automatically.
Rear courtesy lights
Left and right lamps are operated
separately.
Operate rocker switches:
centre
position:automatic switching on
when opening a door.
Turns off after a delaypress I:permanently onpress 0:permanently off