Page 117 of 271

Lighting115Headlight 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
When driving in countries where
traffic drives on the opposite side of
the road, the headlights do not have
to be adjusted.
Daytime running lights Daytime running lights increase
visibility of the vehicle during daylight.
They are switched on automatically
when the engine is running.
The system switches between
daytime running lights and low beam automatically, depending on the
lighting conditions.
LED headlights
LED headlight system contains a
variety of particular LEDs in each
headlight which enables the control of the adaptive forward lighting
functions.
Light distribution and intensity of light
are variably triggered depending on the lighting conditions, road type and
driving situation. The vehicle adaptsthe headlights automatically to the
situation to enable optimal light
performance for the driver.
Some adaptive forward lighting
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 3 105.
The lighting functions are only
available with light switch in position
AUTO .
Country light
Activated automatically at a speed
between 34 mph and 71 mph when
driving in rural areas. The illumination of the current lane and the side of theroad is improved. Oncoming and
preceding vehicles are not dazzled.
Page 120 of 271

118LightingDeactivation
Deactivate the high beam assist by
pressing f.
If a headlight flash is activated when
the high beam assist is activated and
low beam is on, the high beam assist will be deactivated. The system
changes to high beam.
If a headlight flash is activated when
the high beam assist is activated and
high beam is on, the high beam assist will be deactivated. The system
changes to low beam.
To reactivate the high beam assist,
flash the headlights again.
Fault in LED headlight system
When the system detects a failure in
the LED headlight system, it selects a preset position to avoid dazzling of
oncoming traffic. A warning is
displayed in the Driver Information
Centre.Hazard warning flashers
Operated by pressing ¨.
When braking in an emergency, the
hazard warning flashers are switched
on automatically depending on the
force of deceleration. They are
switched off automatically the first
time you accelerate.
Turn lightsstalk up:right turn lightsstalk down:left turn lights
A resistance point can be felt when
moving the stalk.
Constant flashing is activated when
the stalk is being moved beyond the
resistance point. It is deactivated
when the steering wheel is moved in
the opposite direction or stalk is
manually moved back to its neutral
position.
Page 122 of 271
120LightingReversing 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
● 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 lightw:automatic switching on
and offpress u:onpress v:off
Page 126 of 271
124Climate controlDemisting and defrosting
● Press à: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
● Open side air vents as required and direct them towards the doorwindows.
Heated rear window, windscreen and exterior mirrors b 3 40.
Heated seats ß 3 50.
Air conditioning system
Controls for:
● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● cooling A/C
● air recirculation 4
● heated rear window and exterior mirrors b
● heated windscreen ,
● heated seats ß
Heated rear window b3 40.
Heated exterior mirrors b3 38.
Heated windscreen , 3 41.
Heated seats ß 3 50.
Some setting changes are indicated
briefly in the Info Display. Activated
functions are indicated by the LED in
the respective button.
Temperature
Adjust the temperature by turning
£ to the desired temperature.
red area:warmerblue area:colder
Page 129 of 271

Climate control127Electronic climate controlsystem
The dual zone climate control allows
different temperatures for driver side
and front passenger side.
In automatic mode, temperature, fan
speed and air distribution are
regulated automatically.
Controls for:
● temperature on driver side £
● MENU enters the Climate setting
menu in the Info Display
● fan speed Z
● automatic mode AUTO
● temperature on front passenger
side £
● cooling A/C
● manual air recirculation 4
● demisting and defrosting à
● heated rear window and exterior mirrors b
● heated windscreen ,
● heated seats ß
● ventilated seats A
Heated rear window Ü 3 40.
Heated exterior mirrors Ü 3 38.
Heated seats ß 3 50.
Ventilated seats A 3 50.
Activated functions are indicated by the LED in the respective control.
The electronic climate control system
is only fully operational when the
engine is running.Climate control settings menu
Press MENU to manually set the
following climate control funtions:
● air distribution l, M , K
● fan speed Z
● temperature for driver and passenger side
● dual zone temperature synchronisation MONO
● cooling A/C
● automatic mode AUTO
Page 130 of 271

128Climate controlClimate setting menu can also be
displayed:
● by selecting Climate on the
7'' Colour Info Display or
● by pressing Í and then selecting
Climate from the menu on the
8'' Colour Info Display.
Automatic mode AUTO
Basic setting for maximum comfort: ● Press AUTO, the air distribution
and fan speed are regulated
automatically.
● Open all air vents to allow optimised air distribution in
automatic mode.
● Air conditioning must be activated for optimal cooling and
demisting. Press A/C to switch on
air conditioning. The LED in the
button indicates activation.
● Set the preselected temperatures for driver and front
passenger using the left and right rotary ring. Recommended
temperature is 22 °C.
Manual settings Climate control system settings can
be changed by activating the
following functions:
Fan speed ZAdjust the air flow by turning rotary
ring to the desired speed. Turn
anticlockwise to decrease or turn
clockwise to increase. Fan speed can also be changed in the climate
settings menu. Press MENU to enter
the menu.
Turn rotary ring anticlockwise as far
as it will go: fan and cooling are
switched off.
To return to automatic mode, press
AUTO .
Air distribution l, M , K
Press MENU to enter the menu.
Page 131 of 271

Climate control129Touch in the Colour Info Display:l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable air ventsK:to front and rear foot well and
windscreen
To return to automatic air distribution,
press AUTO .
Temperature preselection £
Set the preselected temperatures
separately for the driver and the front
passenger to the desired value using
the left and right rotary ring. The
rotary ring on the passenger side
changes the temperature of the
passenger side. The rotary ring on the driver's side changes the temperature
of the driver's side or of both sides,
depending on activation of
synchronisation MONO in the climate
settings menu. Press MENU to enter
the menu.
Recommended temperature is 22 °C .
Temperature is indicated in displays beside the rotary rings and in the
climate settings menu.
If the minimum temperature Lo is set,
the climate control system runs at maximum cooling, if cooling A/C is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at maximum heating.
Notice
If A/C is switched on, reducing the
set cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Stop-start system 3 139.Dual zone temperature
synchronisation MONO or SYNC
Press MENU to enter the menu.
Touch MONO or SYNC to link
passenger side temperature setting
to the driver side.
When passenger side control dial will be adjusted, synchronisation is
deactivated.
Air conditioning A/C
Press A/C to switch on cooling. The
LED in the button illuminates to
indicate activation. Cooling is only
functional when the engine is running and climate control fan is switched on.
Page 136 of 271

134Driving and operatingDriving and
operatingDriving hints ............................... 135
Control of the vehicle ...............135
Steering ................................... 135
Starting and operating ...............135
New vehicle running-in ............135
Ignition switch positions ...........135
Power button ........................... 136
Power saving mode .................137
Starting the engine ..................138
Overrun cut-off ........................ 139
Stop-start system ....................139
Parking .................................... 142
Engine exhaust .......................... 143
Exhaust filter ............................ 143
Catalytic converter ...................143
AdBlue ..................................... 144
Automatic transmission ..............147
Transmission display ...............147
Selector lever .......................... 147
Manual mode ........................... 148
Electronic driving programmes 149
Fault ........................................ 149
Interruption of power supply ....149Manual transmission ..................150
Brakes ........................................ 151
Antilock brake system .............151
Parking brake .......................... 151
Brake assist ............................. 153
Hill start assist ......................... 154
Ride control systems .................154
Electronic Stability Control and Traction Control system .........154
Selective ride control ...............155
Sport mode .............................. 157
Driver assistance systems .........157
Cruise control .......................... 157
Speed limiter ........................... 160
Adaptive cruise control ............162
Forward collision alert .............169
Active emergency braking .......170
Front pedestrian protection .....173
Parking assist .......................... 175
Advanced parking assist .........178
Side blind spot alert .................182
Panoramic view system ...........184
Rear view camera ...................187
Lane departure warning ..........188
Lane keep assist .....................189
Driver alert ............................... 191
Fuel ............................................ 193
Fuel for petrol engines .............193Fuel for diesel engines ............193
Refuelling ................................ 194
Trailer hitch ................................ 196
General information .................196
Driving characteristics and towing tips .............................. 196
Trailer towing ........................... 196
Towing equipment ...................197
Trailer stability assist ...............199