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130Instruments and controlsThe advisor can look up any address
or point of interest and directly send
the destination to the built-in
navigation system.
OnStar settings
OnStar PIN
To have full access to all OnStar
services, a four-digit PIN is required. The PIN has to be personalised when first talking to an advisor.
To change the PIN, press Z to call an
advisor.
Account data
An OnStar subscriber has an account
where all the data is stored. To
request a change of the account
information, press Z and talk to an
advisor or log in to your account.
If the OnStar service is used on
another vehicle, press Z and request
that the account be transferred to the new vehicle.Notice
In any case, if the vehicle is disposed
of, sold or otherwise transferred,
immediately inform OnStar about
the changes and terminate the
OnStar service on this vehicle.
Vehicle location
The vehicle location is transmitted to OnStar when service is requested ortriggered. A message on the Info-
Display informs about this
transmission.
To activate or deactivate the
transmission of the vehicle location,
press and hold j until an audio
message is heard.
The deactivation is indicated by the
status light flashing red and green for a short period of time and each time
the vehicle is started.
Notice
If the transmission of the vehicle
location is deactivated, some
services are no longer available.
Notice
The vehicle location always remains
accessible to OnStar in the case of
an emergency.Find the privacy policy in your
account.
Software updates
OnStar may remotely carry out
software updates without further
notice or consent. These updates are to enhance or maintain safety and
security or the operation of the
vehicle.
These updates may concern privacy
issues. Find the privacy policy in your
account.
Page 138 of 289

136LightingFault in LED headlight system
When the system detects a failure in
the LED headlight system, f
illuminates and a warning is displayed
in the Driver Information Centre.
Hazard warning flashers
Operated by pressing ¨.
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.
When a trailer is 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 by pressing >.
Light switch in position AUTO:
switching on front fog lights will switch headlights on automatically.
Page 140 of 289
138LightingInterior lightingInstrument panelillumination control
Brightness of the following lights can
be adjusted when the exterior lights
are on:
● 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.
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Lighting139Reading lights
Operated by pressing s and t in
front and rear courtesy lights.
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 the light pipes in doors and
FlexConsole 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 key is turned to
position 1 3 150.
Activation or deactivation of this
function can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 124.
The settings can be saved for the key being used 3 21.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 switch on if the
key is removed from the ignition
switch:
● interior lights
● instrument panel light (only when
it is dark)
● light tubes in doors
● number plate lights (puddle lights)
They will switch off automatically after
a delay and will be activated again if
the driver's door is opened.
Path lighting Headlights, tail lights and number
plate lights illuminate the surrounding
area for an adjustable time after
leaving the vehicle.
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140LightingActivating
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.
Activation, deactivation and duration
of this function can be changed in the Settings menu in the Info-Display.
Vehicle personalisation 3 124.
The settings can be saved for the key
being used 3 21.
Battery discharge protection
To prevent discharge of the vehicle
battery when the ignition is switched
off, some interior lights are switched
off automatically after some time.
Page 146 of 289

144Climate control
Climate control settings are shown onthe Info-Display. Setting
modifications are briefly popped-up,
superimposed over the currently
displayed menu.
The electronic climate control system
is only fully operational when the
engine is running.
Automatic mode AUTO
Basic setting for maximum comfort:
● Press AUTO. The LED in the
button illuminates to indicate
activation. The air distribution
and fan speed are regulated
automatically.
● Open all air vents to allow optimised air distribution in
automatic mode.
● Press n to switch on optimal
cooling and demisting. The LED in the button illuminates to
indicate activation.
● Set the preselected temperatures for driver and front
passenger using the left and right
rotary knobs. Recommended
temperature is 22 °C.
The fan speed regulation in automatic mode can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 124.
All air vents are actuated
automatically in automatic mode. The air vents should therefore always be
open.
Temperature preselection
Temperatures can be set to a desired value between 16 °C and 28 °C.
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Climate control145
If the minimum temperature Lo is set,
the climate control system runs at
maximum cooling, if cooling n is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at
maximum heating.
Notice
If n is switched on, reducing the set
cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Stop-start system 3 153.
Demisting and defrosting the
windows V
● Press V. The LED in the button
illuminates to indicate activation.
● Temperature and air distribution are set automatically and the fan
runs at high speed.
● Switch on heated rear window Ü.
● To return to previous mode: press V. To return to automatic
mode: press AUTO.
Setting of automatic rear window
heating can be changed in the
Settings menu in the Info-Display.
Vehicle personalisation 3 124.
Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If l is pressed with the fan switched
on and the engine running, an
Autostop will be inhibited until l is
pressed again or until the fan is
switched off.If V is pressed while the engine is
in an Autostop, the engine will restart
automatically.
If l is pressed with the fan switched
on while the engine is in an
Autostop, the engine will restart
automatically.
Stop-start system 3 153.
Manual settings Climate control system settings can
be changed by activating the buttons
and rotary knobs as follows.
Changing a setting will deactivate the
automatic mode.
Fan speed Z
Page 148 of 289

146Climate controlPress the lower button to decrease or
upper button to increase fan speed.
The fan speed is indicated by the
number of segments in the display.
Pressing and holding the lower
button: fan and cooling are switched
off.
Pressing and holding the upper
button: the fan runs at maximum
speed.
To return to automatic mode: Press
AUTO .
Air distribution l,
M ,
K
Press appropriate button for desired
adjustment. The LED in the button
illuminates to indicate activation.l:to windscreen and front door
windows (air conditioning is
activated in the background to
help preventing windows from
fogging)M:to head area via adjustable air ventsK:to foot well and windscreen
All combinations are possible.
Return to automatic air distribution:
press AUTO .
Cooling n
Press n 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 n again to switch off cooling.
The air conditioning system cools and
dehumidifies (dries) when outside
temperature is above a specific level. Therefore condensation may form
and drip from under the vehicle.
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons. When the cooling
system is switched off, no engine
restart will be requested by the
climate control system during an
Autostop. Exception: defrost system
is activated and outside temperature
above 0 °C. Stop-start system
3 153.
The display will indicate ACON when
cooling is activated or ACOFF when
the cooling is deactivated.Activation or deactivation of cooling
operation after engine start can be
changed in the Settings menu in the
Info-Display. Vehicle personalisation
3 124.
Air recirculation mode 4
Press 4 to activate air recirculation
mode. The LED in the button
illuminates to indicate activation.
Press 4 again to deactivate
recirculation mode.9 Warning
The exchange of fresh air is
reduced in air recirculation mode.
In operation without cooling the air humidity increases, so the
windows may mist up from inside.
The quality of the passenger
compartment air deteriorates,
which may cause the vehicle
occupants to feel drowsy.
In warm and very humid ambient air conditions, the windscreen may mist
up from outside when cold air is