Page 41 of 187
Seats, restraints39Three-point seat belt
Fastening
Withdraw the belt from the retractor,
guide it untwisted across the body
and insert the latch plate into the
buckle. Tighten the lap belt regularly
whilst driving by pulling the shoulder
belt.
Seat belt reminder X 3 73.
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.
Height adjustment
1. Pull belt out slightly.
2. Press button down.
3. Adjust height and engage.
Page 63 of 187
Instruments and controls61Instruments and
controlsControls ....................................... 61
Warning lights, gauges and indi‐ cators ........................................... 67
Information displays .....................79
Vehicle messages ........................ 85
Trip computer ............................... 86Controls
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
The Infotainment system and a
connected mobile phone can be
operated via the controls on the
steering wheel.
Further information is available in the
Infotainment system manual.
Page 122 of 187

120Driving and operating
indicator Y illuminates in the Driver
Information Centre 3 79 until the
ignition is switched off.
A slight loss of power and torque can be expected in petrol operation. You
must therefore adapt your driving style (e.g. during overtaking
manoeuvres) and vehicle loads (e.g.
towing loads) accordingly.
Every six months run the petrol tank
down until control indicator §
illuminates and then refuel. This is
necessary to maintain fuel quality as
well as system function necessary for
petrol operation.
Fill the tank completely at regular
intervals to prevent corrosion in the
tank.
Refuelling
Fuel filler flap is located at left rear
side of vehicle.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.
Release the fuel filler flap by pulling
the flap by hand.
Insert key into fuel filler cap and turn
anticlockwise to unlock.
To remove fuel filler cap, rotate
anticlockwise.Caution
To avoid damage, do not attempt
to operate the sliding side door
when the fuel filler flap is open.
Notice
Depending on model, the sliding
side door may be fitted with a safety system that prevents the door from
being opened fully when the fuel
filler flap is open.
Sliding side door 3 23.