Page 17 of 293
In brief15Horn
Press j.
Climate control
Heated rear window, heated
exterior mirrors
The heating is operated by pressing
Ü .
Heated rear window 3 34.
Demisting and defrosting the
windows
Press V.
Set the temperature control to the
highest level.
Heated rear window Ü on.
Climate control system 3 127.
Page 20 of 293

18In briefStarting off
Check before starting off ● Tyre pressure and condition 3 227, 3 269.
● Engine oil level and fluid levels 3 200.
● All windows, mirrors, exterior lighting and number plates are
free from dirt, snow and ice and
are operational.
● Proper position of mirrors, seats, and seat belts 3 29, 3 39,
3 47.
● Brake function at low speed, particularly if the brakes are wet.Starting the engine
● Turn key to position 1.
● Move the steering wheel slightly to release the steering wheel
lock.
● Operate clutch and brake.
● Automatic transmission in P or N.
● Do not operate accelerator pedal.
● Diesel engines: turn the key to position 2 for preheating and wait
until control indicator !
extinguishes.
● Turn key to position 3 and
release.
Starting the engine 3 139.
Stop-start system
If the vehicle is at a low speed or at a
standstill and certain conditions are
fulfilled, activate an Autostop as
follows:
● Depress the clutch pedal.
● Set the lever in neutral.
● Release the clutch pedal.
An Autostop is indicated by the
needle at the AUTOSTOP position in
the tachometer.
To restart the engine, depress the
clutch pedal again.
Stop-start system 3 140.
Page 32 of 293
30Keys, doors and windowsIn position 0 no mirror is selected.
Folding mirrors
For pedestrian safety, the exterior
mirrors will swing out of their normal
mounting position if they are struck
with sufficient force. Reposition the mirror by applying slight pressure tothe mirror housing.
Electric folding
Turn control to 0, then push the
control down. Both exterior mirrors
will fold.
Push the control down again - both
exterior mirrors return to their original position.
If an electrically folded mirror is
manually extended, pressing down
the control will only electrically extend
the other mirror.
Heated mirrors
Operated by pressing Ü.
Heating works with the engine
running and is switched off
automatically after a short time.
Page 36 of 293

34Keys, doors and windowsInitialising the power windowsIf the windows cannot be closed
automatically (e.g. after
disconnecting the vehicle battery), a
warning message or a warning code
is displayed in the Driver Information
Centre.
Vehicle messages 3 97.
Activate the window electronics as follows:
1. Close doors.
2. Switch on ignition.
3. Pull switch until the window is closed and keep pulling for
additional two seconds.
4. Repeat for each window.Heated rear window
Operated by pressing Ü.
Heating works with the engine
running and is switched off
automatically after a short time.
Sun visors The sun visors can be folded down or
swivelled to the side to prevent
dazzling.
If the sun visors have integral mirrors, the mirror covers should be closed
when driving.
A ticket holder is located on the
backside of the sun visor.
Roof
Sunroof9 Warning
Take care when operating the
sunroof. Risk of injury, particularly to children.
Keep a close watch on the
movable parts when operating
them. Ensure that nothing
becomes trapped in them as they
move.
Switch on ignition to operate the sunroof.
Page 39 of 293

Seats, restraints37Seats, restraintsHead restraints............................ 37
Active head restraints ................38
Front seats ................................... 39
Seat position .............................. 39
Manual seat adjustment ............40
Seat folding ............................... 42
Power seat adjustment ..............43
Armrest ...................................... 45
Heating ...................................... 45
Rear seats ................................... 46
Armrest ...................................... 46
Seat belts ..................................... 46
Three-point seat belt .................47
Airbag system .............................. 49
Front airbag system ...................50
Side airbag system ....................50
Curtain airbag system ...............51
Airbag deactivation ....................52
Child restraints ............................. 53
Child restraint systems ..............53
Child restraint installation locations ................................... 55Head restraints
Position9 Warning
Only drive with the head restraint
set to the proper position.
The upper edge of the head restraint
should be at upper head level. If this
is not possible for extremely tall
people, set to highest position, and
set to lowest position for small people.
Adjustment
Head restraints on front seats
Height adjustment
Press release button, adjust height,
engage.
Page 47 of 293
Seats, restraints45Adjust lumbar support using the
four-way switch to suit personal requirements.
Moving support up and down: push switch up or down.
Increasing and decreasing support:
push switch forwards or backwards.
Adjustable thigh support
Pull the lever and slide the thigh
support.
Overload
If the seat setting is electrically
overloaded, the power supply is
automatically cut-off for a short time.
Armrest
The armrest can be slid forwards by
10 cm. Under the armrest there is a
storage compartment.
Armrest storage 3 60.
Heating
Adjust heating to the desired setting
by pressing ß for the respective seat
one or more times. The control
indicator in the button indicates the
setting.
Prolonged use of the highest setting
for people with sensitive skin is not
recommended.
Seat heating is operational when
engine is running and during an
Autostop.
Stop-start system 3 140.
Page 72 of 293

70Instruments and controlsInstruments and
controlsControls ....................................... 71
Steering wheel adjustment ........71
Steering wheel controls .............71
Heated steering wheel ...............71
Horn ........................................... 72
Windscreen wiper/washer .........72
Rear window wiper/washer .......74
Outside temperature ..................74
Clock ......................................... 75
Power outlets ............................. 76
Cigarette lighter ......................... 77
Ashtrays .................................... 77
Warning lights, gauges and indi‐ cators ........................................... 78
Instrument cluster ......................78
Speedometer ............................. 78
Odometer .................................. 78
Trip odometer ............................ 78
Tachometer ............................... 78
Fuel gauge ................................ 79
Fuel selector .............................. 79
Engine coolant temperature gauge ....................................... 81
Service display .......................... 81Control indicators ......................82
Turn signal ................................. 85
Seat belt reminder .....................85
Airbag and belt tensioners .........85
Airbag deactivation ....................85
Charging system .......................86
Malfunction indicator light ..........86
Service vehicle soon .................86
Brake and clutch system ...........86
Operate pedal ............................ 86
Electric parking brake ................86
Electric parking brake fault ........87
Antilock brake system (ABS) .....87
Upshift ....................................... 87
Power steering .......................... 87
Lane departure warning ............87
Ultrasonic parking assist ...........88
Electronic Stability Control off ...88
Electronic Stability Control and Traction Control system ...........88
Traction Control system off .......88
Preheating ................................. 88
Diesel particle filter ....................88
Tyre pressure monitoring system ...................................... 89
Engine oil pressure ....................89
Low fuel ..................................... 89
Immobiliser ................................ 90
Reduced engine power .............90
Exterior light .............................. 90High beam................................. 90
High beam assist .......................90
Adaptive forward lighting ...........90
Fog light ..................................... 90
Rear fog light ............................. 90
Low washer fluid ........................90
Cruise control ............................ 90
Adaptive cruise control ..............90
Vehicle detected ahead .............91
Door open .................................. 91
Information displays .....................91
Driver Information Centre ..........91
Graphic-Info-Display, Colour- Info-Display .............................. 95
Smartphone controller ...............97
Vehicle messages ........................97
Warning chimes .......................100
Battery voltage ........................ 100
Trip computer ............................. 101
Vehicle personalisation ..............103
Telematics service .....................108
OnStar ..................................... 108
ERA GLONASS .......................111
Page 73 of 293
Instruments and controls71Controls
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, the cruise
control and a connected mobile
phone can be operated via the
controls on the steering wheel.
Further information is available in the
Infotainment manual.
Driver assistance systems 3 157.
Heated steering wheel
Activate heating by pressing *.
Activation is indicated by illumination
of the LED in the button.