Page 120 of 325

118Instruments and controls8'' Colour display
Selecting menus and settings
There are three options to operate the
system:
● via buttons below the display
● directly per touchscreen operation by the finger
● via speech recognitionButton operation
Press X to switch on the display.
Press ; to display the homepage.
Turn MENU to select a menu display
icon or a function.
Press MENU to confirm a selection.
Turn MENU to scroll a submenu list.
Press MENU to confirm a selection.
Press BACK to exit a menu without
changing a setting.
Press ; to return to the homepage.
For further information, see
Infotainment manual.Touchscreen operation
Display must be switched on by
pressing X and homepage must be
selected by pressing ;.
Tap required menu display icon or a function with the finger.
Scroll a longer submenu list with the
finger up or down.
Confirm a required function or
selection by tapping.
Tap q on the display to exit a menu
without changing a setting.
Press ; to return to the homepage.
For further information, see
Infotainment manual.Speech recognition
Description see Infotainment manual.
Vehicle personalisation 3 121.
Valet mode
Some functions of the Driver
Information Centre and the Colour-
Info-Display can be limited for some
drivers.
Activation or deactivation of valet
mode can be set in the menu
SETTINGS in the vehicle
personalisation menu.
Vehicle personalisation 3 121.
For more information see
Infotainment manual.
Smartphone controller
The smartphone controller allows a
smartphone to access vehicle data
via WLAN or Bluetooth connection.
This data can then be displayed and analysed on the smartphone.
Page 123 of 325

Instruments and controls121Vehicle personalisation
The vehicle's behaviour can be
personalised by changing the settings in the Colour-Info-Display.
Some of the personal settings for
different drivers can be memorised
individually for each vehicle key.
Memorised settings 3 23.
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 Following the changing of personal
settings is described via the buttons
below the display. This is valid for
4.2'' as well as 8'' Colour-Info-Display.
Additionally, the 8'' display is operable
as a touchscreen. See description
'Colour-Info-Display' 3 117 and the
Infotainment manual.
With active display, press ;.
Turn MENU to select SETTINGS
display icon.
Press MENU to confirm.
The following settings can be selected by turning and pressing the
multifunction knob:
● Time and Date
● Sport Mode
● Language (Language)
● Valet Mode
● Radio
● Vehicle
● Bluetooth
●Voice
● Display
● Rear Camera
● Return to Factory Settings
● Software Information
In the corresponding submenus, the
following settings can be changed:
Time and Date
See 'Clock' 3 89.
Sport Mode
The driver can select the functions
which will be activated in Sport mode
3 177.
● Sport Mode Backlighting :
Changes the instrument
illumination colour.
● Engine Sport Performance :
Accelerator pedal and gear
change characteristics become
more responsive.
● Sport Steering : Steering support
is reduced.
Page 126 of 325

124Instruments and controlsRear Park Assist Symbols: Activates
or deactivates the rear park assist
symbols.
Return to Factory Settings
Restore Vehicle Settings : Resets all
settings to the default settings.
Clear All Private Data : Deletes all
private information from the vehicle.
Restore Radio Settings : Resets all
radio settings to the default settings.
See Infotainment manual.
Software Information
See Infotainment manual.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 andlights, 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
Page 127 of 325

Instruments and controls125Notice
Depending on the equipment, the
OnStar buttons can also be
integrated in the rear view mirror.
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.
SOS button
Press [ to establish a priority
emergency connection to a specially
trained emergency advisor.
Status LED
Green: The system is ready.
Green flashing: The system is on a
call.
Red: A problem arose.
Off: System is in standby mode.Red / green flashing for a short period
of time: Transmission of the vehicle
location has been deactivated.
OnStar services
General services
If you need any information
concerning e.g. opening hours, points
of interest and destinations or if you need any support e.g. in the case of a vehicle breakdown, a flat tyre and
empty fuel tank, press Z to establish
a connection to an advisor.
Emergency services
In the case of an emergency situation,
press [ and talk to an advisor. The
advisor then contacts emergency or
assistance service providers and
directs them to your vehicle.
In the case of an accident with
activation of airbags or belt
tensioners, an automatic emergency
call is established. The advisor is
immediately connected to your
vehicle to see whether help is
needed.Wi-Fi hotspot
The Wi-Fi hotspot of the vehicle
provides internet connectivity with a
maximum speed of 4G/LTE.
Notice
The Wi-Fi hotspot functionality is not available for all markets.
Up to seven devices may be
connected.
To connect a mobile device with the
Wi-Fi hotspot:
1. Press j and then select Wi-Fi
settings on the Info-Display. The
settings displayed include the Wi-
Fi hotspot name (SSID),
password and connection type.
2. Start a Wi-Fi network search on your mobile device.
3. Select your vehicle hotspot (SSID) when listed.
4. When prompted, enter the password on your mobile device.
Page 142 of 325

140Climate controlClimate controlClimate control systems.............140
Air conditioning system ...........140
Automatic climate control system .................................... 142
Dual automatic climate control system .................................... 147
Auxiliary heater ........................151
Air vents ..................................... 151
Adjustable air vents .................151
Fixed air vents ......................... 152
Maintenance .............................. 152
Air intake ................................. 152
Pollen filter ............................... 152
Air conditioning regular operation ................................ 153
Service .................................... 153Climate control systems
Air conditioning system
Controller and buttons for the
following functions:
● temperature TEMP
● air distribution l M K
● fan speed Z
● cooling A/C
● air recirculation 4
● demisting and defrosting V
Heated rear window Ü 3 42.
Heated seats ß 3 53.
Ventilated seats A 3 53.
Heated steering wheel * 3 85.
Temperature TEMP
Turn controller:
red:warmblue:cold
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Page 145 of 325
Climate control143
Controller and buttons for the
following functions:
● temperature TEMP
● air distribution l M K
● fan speed Z
● automatic mode AUTO
● cooling A/C
● air recirculation 4
● demisting and defrosting V
● system ON/OFF X
Heated rear window Ü 3 42.
Heated front seats ß 3 53.
Ventilated front seats A 3 53.
Heated steering wheel * 3 85.
Indication
Settings of temperature and fan
speed are indicated in the climate
display.
Each change of settings is shown
briefly in the Info-Display.
The electronic climate control system
is only fully operational when the
engine is running.
Climate control system settings are
saved in the key used to lock the
vehicle.
Automatic mode AUTO
Basic setting for maximum comfort:
● Press AUTO, the air distribution
and fan speed are regulated
automatically. The LED in the
button illuminates to indicate
activation.
● Press A/C to switch on optimal
cooling and demisting. The LED in the button illuminates to
indicate activation.
Page 147 of 325

Climate control145Select the relevant setting in Settings,
I Vehicle in the Colour-Info-Display.
Colour-Info-Display 3 117.
Vehicle personalisation 3 121.
Notice
If V is pressed while the engine is
running, an Autostop will be inhibited
until V is pressed again.
If V is pressed while the engine is
in an Autostop, the engine will restart automatically.
Stop-start system 3 159.
Manual settings Climate control system settings can
be manually adapted by using the air
distribution buttons and the fan speed controller as follows. Manual
changing of settings will deactivate
automatic mode.Fan speed Z
Turn controller Z. The selected fan
speed is indicated by the number of segments in the climate display.
If the fan is switched off, the air
conditioning is also deactivated.
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
windowsM:to head area via adjustable air
ventsK:to foot well and windscreen
Combinations are possible.
Return to automatic air distribution:
press AUTO .
Page 149 of 325

Climate control147Dual automatic climate
control system
The dual automatic climate control
allows different climatisation
temperatures for driver and front
passenger side.
In Automatic mode, temperature, fan speed and air distribution are
regulated automatically.
Panels and buttons for the following
functions:
● temperature RS
● air distribution l M K
● fan speed R ZS
● automatic mode AUTO
● cooling A/C
● air recirculation 4
● demisting and defrosting V
● system ON/OFF X
● dual zone temperature
synchronisation SYNC
Heated rear window Ü 3 42.
Heated front seats ß 3 53.
Ventilated front seats A 3 53.
Heated steering wheel * 3 85.
IndicationTemperature settings are indicated
separately on the panels for driver
and passenger side.
Each change of settings is shown in
the Info-Display for a few seconds.
The dual automatic climate control
system is only fully operational when
the engine is running.
Climate control system settings are
saved in the key used to lock the vehicle.
Automatic mode AUTO