Page 42 of 249
40Seats, restraints
Loose or bulky clothing prevents the
belt from fitting snugly. Do not place
objects such as handbags or mobile
phones between the belt and your body.
9 Warning
The belt must not rest against hard
or fragile objects in the pockets of
your clothing.
Seat belt reminder X 3 87.
Height adjustment
1. pull belt out slightly
2. press button
3. adjust height and engage
Adjust the height so that the belt lies across the shoulder. It must not lie
across the throat or upper arm.
Do not adjust while driving.
Page 76 of 249
74Instruments and controlsInstruments and
controlsControls ....................................... 74
Warning lights, gauges and indi‐
cators ........................................... 82
Information displays .....................93
Vehicle messages ...................... 100
Vehicle personalisation ..............103Controls
Steering wheel adjustment
Unlock lever, adjust steering wheel,
then engage lever and ensure it is fully locked.
Do not adjust steering wheel unless
vehicle is stationary and steering
wheel lock has been released.
Steering wheel controls
Cruise control, Speed limiter,
Forward collision alert setting,
Infotainment system and a connected
mobile phone can be operated via the controls on the steering wheel.
Driver assistance systems 3 147.
Further information is available in the
Infotainment system manual.
Page 106 of 249

104Instruments and controls
The following settings can be
selected:
■ Languages
■ Time Date
■ Radio settings
■ Phone settings
■ Vehicle settings
In the corresponding submenus, the
following settings can be changed:
Languages
Selection of the desired language.
Time Date
See 'Clock' 3 79.
Radio settings
See Infotainment system manual for
further information.
Phone settings
See Infotainment system manual for
further information.
Vehicle settings ■ Climate and air quality
Auto fan speed : Modifies the level
of the cabin airflow of the climate
control in Automatic mode.
Air conditioning mode : Controls the
state of the cooling compressor
when the vehicle is started. Last
setting (recommended) or at
vehicle start is either always ON or always OFF.Auto rear demist : Activates
automatically rear heated window.
■ Comfort settings
Chime volume : Changes the
volume of warning chimes.
Personalization by driver : Activates
or deactivates the personalisation
function.
Rear auto wipe in reverse :
Activates or deactivates automatic
switching on of the rear window
wiper when reverse gear is
engaged.
■ Park assist / Collision detection
Park assist : Activates or
deactivates the ultrasonic parking
assist. Activation is selectable with
or without attached trailer coupling.
Side blind zone alert : Changes the
settings for the side blind spot alert
system.
■ Exterior ambient lighting
Exterior lighting by unlocking :
Activates or deactivates the entry lighting.
Duration upon exit of vehicle :
Page 171 of 249

Driving and operating169Caution
Use of fuel that does not comply toEN 228 or E DIN 51626-1 or
equivalent can lead to deposits or
engine damage and may affect
your warranty.
Caution
Use of fuel with too low an octane
rating could lead to uncontrolled combustion and engine damage.
Fuel for diesel engines
Only use diesel fuel that complies
with EN 590.
In countries outside the European
Union use Euro-Diesel fuel with a
sulphur concentration below 50 ppm.
Caution
Use of fuel that does not comply to EN 590 or similar can lead to
engine powerloss, increased wear
or engine damage and may affect
your warranty.
Do not use marine diesel oils, heating
oils, Aquazole and similar diesel-
water emulsions. Diesel fuels must
not be diluted with fuels for petrol
engines.
Refuelling
9 Danger
Before refuelling, switch off engine
and any external heaters with
combustion chambers. Switch off
any mobile phones.
Follow the operating and safety
instructions of the filling station
when refuelling.
9 Danger
Fuel is flammable and explosive.
No smoking. No naked flames or
sparks.
If you can smell fuel in your
vehicle, have the cause of this
remedied immediately by a
workshop.
Caution
In case of misfuelling, do not
switch on ignition.
Fuel filler flap is located at right rear
side of the vehicle.