Page 118 of 317

116Instruments and controlsVehicle and service messages are
popped up in the Driver Information
Centre if required. Confirm messages by pressing SET/CLR. Vehicle
messages 3 123.
Uplevel display
Main menus are: ● Trip/fuel information, displayed by Info , see description below.
● Audio information, displayed by Audio , see description below.
● Phone information, displayed by Phone , see description below.
● Navigation information,
displayed by Navigation, see
description below.
● Vehicle information, displayed by
Options , see description below.
Some of the displayed functions differ
when the vehicle is being driven or at a standstill and some functions are
only active when the vehicle is being
driven.
Selecting menus and functions
The menus and functions can be
selected via the buttons on the right
side in the steering wheel.● Press p to open main menu page.
● Select a main menu page with Q or P.
● Confirm a main menu page with 9.
Once a main menu page is selected,
press Q or P to select subpages.
● Press q to open a next folder of
the selected subpage.
● Press Q or P to select functions
or to set a numeric value, if
required.
● Press 9 to select and confirm a
function.
Vehicle and service messages pop-
up in the Driver Information Centre
when required.
Confirm messages by pressing 9.
Vehicle messages 3 123.
Page 125 of 317

Instruments and controls123Vehicle messages
Messages are indicated in the Driver
Information Centre, in some cases
together with a warning and signal
chime.
On Midlevel display press SET/CLR
on the turn signal lever to confirm a
message.
On Uplevel display press 9 on the
steering wheel to confirm a message.
Vehicle and service messages
The vehicle messages are displayed
as text. Follow the instructions given
in the messages.
Messages in the
Colour-Info-Display
Some important messages may
appear additionally in the
Colour-Info-Display. Some
messages only pop-up for a few
seconds.
Warning chimes
When starting the engine or whilstdriving
Only one warning chime will sound at a time.
The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
● If seat belt is not fastened.
● If a door or the tailgate is not fully
closed when starting off.
● If a certain speed is exceeded with parking brake applied.
● If adaptive cruise control deactivates automatically.
● If approaching a vehicle ahead too closely.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If the electronic key is not in the passenger compartment.
● If the parking assist detects an object.
Page 140 of 317

138LightingThe following lighting functions are
available with light switch in position
AUTO or 9.
Town light
Activated automatically at a speed up to approx. 34 mph and in situations
with exterior ambient light. The light is
wide and symmetrical. A special
beam pattern is designed to avoid
glare for other road users.
Country light
Activated automatically at a speed
above approx. 34 mph when driving
in rural areas. The illumination of the
current lane and the side of the road is improved. Oncoming and
preceding vehicles are not dazzled.
Curve light
Particular LEDs, based on steering
angle and speed, are additionally
triggered to improve lighting in
curves. This function is activated at
speeds from 25 mph to 43 mph and
reacts to steering angle.
Corner light
When turning off, depending on the
steering angle and the turn signal light, particular LEDs are triggered
which illuminate the direction of
travel. It is activated up to a speed of
25 mph.
Reverse parking function
To assist driver's orientation when
parking, both corner lights and
reversing light illuminate when
headlights are on and reverse gear is engaged. They remain illuminated for
a short time after disengaging reverse gear or until driving faster than
4 mph in a forward gear.
High beam assistThis feature allows the high beam to
function as main driving light at night.
The camera in the windscreen
detects the lights of oncoming or
preceding vehicles. Each LED on
right or left side can be triggered or
faded out particulary according to the traffic situation. This gives the best
light distribution without glaring other
road users. Once activated, high
beam assist remains active and
switches high beam on and off
depending on surrounding
Page 143 of 317
Lighting141
The illustrations show different
versions.
In the event of an accident with airbag
deployment, the hazard warning
flashers are activated automatically.
Turn lightslever up:right turn signallever down:left turn signal
A resistance point can be felt when
moving the lever.
Constant flashing is activated when
the lever is being moved beyond the
resistance point. It is deactivated
when the steering wheel is moved in
the opposite direction or lever is
manually moved back to its neutral
position.
Activate temporary flashing by
holding the lever just before the
resistance point. Turning lights will
flash until lever is being released.
To activate three flashes, tap the
lever briefly without passing the
resistance point.
With a trailer connected, turn signal
flashes six times and tone frequency
changes when pressing the lever until
resistance is felt and then releasing.
Front fog lights
Operated by pressing >.
Page 148 of 317

146Climate controlClimate controlClimate control systems.............146
Heating and ventilation system 146
Air conditioning system ...........147
Electronic climate control system .................................... 149
Auxiliary heater ........................154
Air vents ..................................... 154
Adjustable air vents .................154
Fixed air vents ......................... 154
Maintenance .............................. 155
Air intake ................................. 155
Pollen filter ............................... 155
Air conditioning regular
operation ................................ 155
Service .................................... 155Climate control systems
Heating and ventilation system
Controls for: ● temperature
● air distribution l, M and K
● fan speed Z
● demisting and defrosting V
Heated rear window Ü 3 42.
Heated exterior mirrors Ü 3 39.
Heated seats ß 3 53.
Heated steering wheel * 3 91.
Temperaturered:warmblue:cold
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution
l:to windscreen and front door
windowsM:to head area via adjustable air
ventsK:to foot well and windscreen
All combinations are possible.
Fan speed Adjust the air flow by switching the fan
to the desired speed.
Page 149 of 317

Climate control147Demisting and defrosting
●Press V: the air distribution is
directed towards the windscreen.
● Set temperature control to warmest level.
● Set fan speed to highest level.
● Switch on heated rear window Ü.
● Open side air vents as required and direct them towards the doorwindows.
Air conditioning system
Controls for:
● temperature
● air distribution l, M and K
● fan speed Z
● demisting and defrosting V
A/C:cooling4:air recirculationÜ:heated rear window
Heated rear window Ü 3 42.
Heated exterior mirrors Ü 3 39.
Heated seats ß 3 53.
Ventilated seats A 3 53.
Heated steering wheel A 3 91.
Cooling 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.
Press A/C again to switch off cooling.
The air conditioning system cools and
dehumidifies (dries) as soon as the
outside temperature is slightly above
the freezing point. Therefore
condensation may form and drip from under the vehicle.
Page 152 of 317
150Climate controlHeated exterior mirrors Ü 3 39.
Heated seats ß 3 53.
Ventilated seats A 3 53.
Heated steering wheel A 3 91.
Each change of settings is shown in
the Info-Display for a few seconds.
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 air distribution
and fan speed are regulated
automatically.
● Open all air vents to allow optimised air distribution in
automatic mode.
● Press A/C 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 knob. Recommended
temperature is 22 °C.
The fan speed regulation in automatic mode can be changed in the Settings menu.
Vehicle personalisation 3 124.
Temperature preselection
Page 158 of 317

156Driving and operatingDriving and
operatingDriving hints ............................... 157
Control of the vehicle ...............157
Steering ................................... 157
Starting and operating ...............157
New vehicle running-in ............157
Ignition switch positions ...........157
Power button ........................... 158
Retained power off ..................159
Starting the engine ..................160
Overrun cut-off ........................ 162
Stop-start system ....................162
Parking .................................... 165
Engine exhaust .......................... 167
Diesel particle filter ..................167
Catalytic converter ...................168
AdBlue ..................................... 168
Automatic transmission ..............171
Transmission display ...............171
Selector lever .......................... 172
Manual mode ........................... 173
Electronic driving programmes 173
Fault ........................................ 173
Interruption of power supply ....174Manual transmission ..................175
Manual transmission automa‐ ted .............................................. 175
Transmission display ...............176
Selector lever .......................... 176
Manual mode ........................... 177
Electronic driving programmes 178
Fault ........................................ 178
Brakes ........................................ 178
Antilock brake system .............178
Parking brake .......................... 179
Brake assist ............................. 181
Hill start assist ......................... 181
Ride control systems .................181
Traction Control system ..........181
Electronic Stability Control ......182
Sport mode .............................. 184
Driver assistance systems .........184
Cruise control .......................... 184
Speed limiter ........................... 186
Adaptive cruise control ............188
Forward collision alert .............195
Following distance indication ...198
Active emergency braking .......199
Parking assist .......................... 202
Side blind spot alert .................210
Rear view camera ...................211
Traffic sign assistant ................213
Lane keep assist .....................217Fuel............................................ 220
Fuel for petrol engines .............220
Fuel for diesel engines ............221
Fuel for natural gas operation . 222
Refuelling ................................ 222
Trailer hitch ................................ 225
General information .................225
Driving characteristics and towing tips .............................. 225
Trailer towing ........................... 225
Towing equipment ...................226
Trailer stability assist ...............229