Page 108 of 269

106Instruments and controlsVehicle personalisationThe vehicle's behaviour can be
personalised by changing the settings in the Info-Display.
Some of the personal settings for
different drivers can be memorised
individually for each vehicle key.
Memorised settings 3 24.
Depending on vehicle equipment and
country-specific regulations, some of
the functions described below might
not be available.
Some functions are only displayed or
active when the engine is running.
Personal settings Graphic-Info-Display
Press CONFIG for the Settings menu.
Turn the MENU-TUNE control to
move to the desired setup menu, and then press MENU-TUNE .
Select Settings and then Vehicle
settings .
Vehicle settings
● Climate and air quality
Auto fan speed : Modifies the
level of the cabin airflow of the
climate control in Automatic
mode.
Auto rear demist : Activates
automatically the heated rear
window.
● Comfort settings
Chime volume : Changes the
volume of warning chimes.
Personalization by driver :
Activates or deactivates the
personalisation function.
Rear auto wipe in reverse :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
● Park assist / Collision detection
Park assist : Activates or
deactivates the ultrasonic
parking assist. Activation is
selectable with or without
attached trailer coupling.
Side blind zone alert : Changes
the settings for the side blind spot alert system.
● Exterior ambient lighting
Exterior lighting by unlocking :
Activates or deactivates the entry
lighting.
Page 109 of 269

Instruments and controls107Duration 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 isopen.
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 24.
● 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 110 of 269

108Instruments and controlsAuto 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 is open.
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 111 of 269

Instruments and controls109Telematics 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.
Note
OnStar is not available for all
markets. For further information,
contact your workshop.
Note
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 are available:
● 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
Note
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 269

Lighting113LightingExterior lighting.......................... 113
Light switch .............................. 113
Automatic light control .............114
High beam ............................... 115
Headlight flash ......................... 115
Headlight range adjustment ....115
Headlights when driving abroad .................................... 115
Daytime running lights .............116
Xenon lighting system .............116
Hazard warning flashers ..........117
Turn and lane-change signals . 118
Front fog lights ......................... 118
Rear fog light ........................... 118
Parking lights ........................... 119
Reversing lights .......................119
Misted light covers ...................119
Interior lighting ........................... 119
Instrument panel illumination control ..................................... 119
Interior lights ............................ 120
Reading lights .......................... 121
Lighting features ........................121
Entry lighting ............................ 121Exit lighting.............................. 121
Battery discharge protection ....122Exterior lighting
Light switch
Turn light switch:
7:lights off8:sidelights9:headlights
Control indicator 8 3 96.
Page 116 of 269

114LightingLight 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 96.
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 3 116.
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 269
Lighting115High beam
To switch from low to high beam,
push lever.
To switch to low beam, push lever
again or pull.
High beam assist 3 116.
Headlight flash To activate the headlight flash, pull
lever.
Headlight range adjustment
Manual headlight range
adjustment
To adapt headlight range to the
vehicle load to prevent dazzling: turn
thumb wheel ? to required position.
0:front seats occupied1:all seats occupied2:all seats occupied and load
compartment laden3:driver's seat occupied and load
compartment ladenHeadlights when driving
abroad
The asymmetrical headlight beam
extends visibility at the edge of the
road at the passenger side.
However, when driving in countries
where traffic drives on the opposite
side of the road, adjust the headlights to prevent dazzling of oncoming
traffic.
There are two adjuster elements on
each headlight housing.
Turn both adjuster elements on each headlight housing 1
/2 turn with a
size six hexagon key anticlockwise to
Page 118 of 269

116Lightingset 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 3 114.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 3 113 , high beam 3 115,
headlight flash 3 115 , headlight range
adjustment 3 115, headlights when
driving abroad 3 115.
Automatic light control 3 114.
High beam assist This feature allows high beam xenon
lights to function as the main driving
light at night and when vehicle speed
exceeds 40 km/h.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 20 km/h.
● It is foggy or snowy.
● Driving in urban areas.
If there are no restrictions detected,
the system switches back to high
beam.
Activation