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128Instruments and controlsRain Sense Wipers: Activates or
deactivates automatic wiping
with rain sensor.
Auto Wipe in Reverse Gear :
Activates or deactivates
automatic switching on of the
rear window wiper when reverse gear is engaged.
Extended Hill Start Assist :
Toggles between hill start assist
and extended hold hill start assist
● Lighting
Vehicle Locator Lights : Activates
or deactivates the entry lighting.
Exit Lighting : Activates or
deactivates and changes the
duration of exit lighting.
Left or Right-Hand Traffic :
Changes between lighting for left or right-hand traffic.
Adaptive Forward Lighting :
Changes the settings of the LED
headlights.
● Power Door Locks
Open Door Anti-Lock Out :
Activates or deactivates the doorlocking function while a door is
open.
Auto Door Lock : Activates or
deactivates the automatic door locking function after switching
on 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 and Start
Remote Unlock Light Feedback :
Activates or deactivates the
hazard warning flasher feedback
whilst unlocking.
Remote Lock Feedback :
Changes what kind of feedback
is given when locking the vehicle.
Remote Door Unlock : Changes
the configuration to unlock only
the driver's door or the whole
vehicle whilst unlocking.
Relock Doors Unlocked
Remotely : Activates or
deactivates the automatic relock
function after unlocking without
opening the vehicle.Remote Window Operation :
Activates or deactivates the
operation of power windows with
electronic key.
Passive Door Unlock : Changes
the configuration to unlock only the driver's door or the whole
vehicle whilst unlocking.
Passive Door Lock : Activates or
deactivates the passive locking
function. This feature locks the
vehicle automatically after
several seconds if all doors have
been closed and an electronic
key has been removed from the
vehicle.
Remote Left in Vehicle Alert :
Activates or deactivates the
warning chime when the
electronic key remains in the
vehicle.
Personal
See infotainment manual.
Page 131 of 323

Instruments and controls129Telematics 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 136 of 323

134LightingLightingExterior lighting.......................... 134
Light switch .............................. 134
Automatic light control .............135
High beam ............................... 135
High beam assist .....................135
Headlight flash ......................... 137
Headlight range adjustment ....137
Headlights when driving abroad .................................... 137
Daytime running lights .............138
LED headlights ........................ 138
Hazard warning flashers ..........139
Turn lights ................................ 140
Front fog lights ......................... 140
Rear fog light ........................... 140
Parking lights ........................... 141
Reversing lights .......................141
Misted light covers ...................141
Interior lighting ........................... 141
Instrument panel illumination control ..................................... 141
Interior lights ............................ 142
Reading lights .......................... 142
Sunvisor lights ......................... 143Lighting features ........................143
Centre console lighting ............143
Entry lighting ............................ 143
Exit lighting .............................. 143
Battery discharge protection ....144Exterior lighting
Light switch
Turn light switch:
AUTO:automatic light control
switches automatically
between daytime running
light and headlight8:sidelights9:headlights
When switching on the ignition,
automatic light control is active.
Control indicator 8 3 110.
Page 137 of 323

Lighting135Tail lightsTail lights are illuminated together
with low/high beam and sidelights.
Automatic light control
When the automatic light control
function is switched on and the
engine is running, the system
switches between daytime running
lights and headlights automatically
depending on the external lighting
conditions and information given by
the wiper system.
Daytime running light 3 138.
Automatic headlight activation
During poor lighting conditions
headlights are switched on.
Additionally, headlights are switched
on if the windscreen wipers have
been activated for several wipes.
LED headlights 3 138.
Tunnel detection
When a tunnel is entered, headlights
are switched on immediately.
High beam
Push lever to switch from low to high
beam.
Pull lever to deactivate high beam.
High beam assist 3 138.
High beam assist The camera in the windscreen
detects the lights of oncoming or
preceding vehicles. Once activated,
high beam assist remains active and
switches high beam on and off
automatically. The latest setting of the high beam assist will remain after the
ignition is switched on again.
It switches automatically to low beam when:
● Driving in urban areas.
● It is foggy or snowy.
● Front or rear fog lights are switched on.
If there are no restrictions detected,
the system switches back to high
beam.
Page 140 of 323

138LightingEvery time the ignition is switched on,
f flashes for approx. 4 seconds as a
reminder.
To deactivate, use the same
procedure as described above. f will
not flash when function is deactivated.
Control indicator f 3 110.
Daytime running lights Daytime running lights increase
visibility of the vehicle during daylight.
They are switched on automatically
during daytime when engine is
running.
The system switches between
daytime running lights and headlights
automatically, depending on the
lighting conditions.
Automatic light control 3 135.
LED headlights
LED headlight system contains a
variety of particular LEDs in each
headlight which enables the control of different lighting programmes.Light distribution and intensity of light
are variably triggered depending on the lighting conditions, road type and
driving situation. The vehicle adapts
the headlights automatically to the
situation to enable optimal light
performance for the driver.
Some functions of the LED headlights
can be deactivated or activated in the vehicle personalisation menu. Select
the relevant setting in Settings I
Vehicle in the Info Display.
Vehicle personalisation 3 124.
The following lighting functions are
available with light switch in position
AUTO or 9.
Town lightActivated automatically at a speed up to approx. 55 km/h and in situations
with exterior ambient light. The beam
is shaped broadly and designed to
avoid glare of other road users.
Country light
Activated automatically at a speed
above approx. 55 km/h when driving
in rural areas. The illumination of the current lane and the side of the roadis improved. Oncoming and
preceding vehicles are not dazzled.
Curve light
Page 143 of 323
Lighting141Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move indicator 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.Interior lighting
Instrument panel illumination 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
Push and then turn A until the desired
brightness is obtained.
Page 145 of 323

Lighting143Illustration shows rear reading light.Sunvisor lights
Illuminates when the cover is opened.Lighting features
Centre console lighting Spotlight incorporated in the interiorlighting comes on when headlights
are switched on.
Entry lighting
Welcome lighting
The following lights are switched on
for a short time by unlocking the
vehicle with the radio remote control:
● headlights
● puddle lights in both outside mirrors
● tail lights
● number plate lights
● instrument panel light
● interior lights
Some functions are only operable
when it is dark outside to facilitate locating the vehicle.
The lighting switches off immediately
when the ignition is switched on.
Starting off 3 18.This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings
I Vehicle in the Info Display.
Info Display 3 118.
Vehicle personalisation 3 124.
The settings can be saved for the key
being used 3 25.
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 will switch on
when the ignition is switched off:
● interior lights
● instrument panel light
● puddle lights in both outside mirrors
They will switch off automatically after
a delay. This function works only in
the dark.
Page 146 of 323

144LightingPath lighting
Headlights, tail lights and number
plate lights illuminate the surrounding area for an adjustable time after
leaving the vehicle.
ActivatingHalogen headlights
1. Switch off the ignition.
2. Open the driver's door.
3. Pull the indicator lever.
4. Close the 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 indicator lever is
pulled while the driver's door is open.LED headlights
Path lighting is activated, when the
ignition is switched off and the driver's door is opened.
This function can be activated or
deactivated in the vehicle
personalisation.
Select the relevant setting in Settings
I Vehicle in the Info Display.
Info Display 3 118.
Vehicle personalisation 3 124.
The settings can be saved for the key being used 3 25.
Battery discharge protection 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.