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36Keys, doors and windows
Press and hold c for more than two
seconds to open windows.
Press and hold e for more than two
seconds to close windows.
Release button to stop window
movement.
If the windows are fully opened or
closed, the hazard warning lights will
flash twice.
Overload
If the windows are repeatedly
operated within short intervals, the
window operation is disabled for
some time.
Initialising the power windows
If the windows cannot be closed
automatically (e.g. after
disconnecting the vehicle battery), a
warning message is displayed in the
Driver Information Centre.
Vehicle messages 3 114.
Activate the window electronics as
follows:
1. Close doors.
2. Switch on ignition.
3. Pull the switch until the window is closed and keep pulling for
additional two seconds.
4. Push the switch until the window is completely open and keep
pushing for additional
two seconds.
5. Repeat for each window.Heated rear window
Operated by pressing b together with
heated exterior mirrors. LED in button illuminates.
Heating works with the engine
running and is switched off
automatically after a short time.
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Seats, restraints41
Press both catches, pull the head
restraint upwards and remove.
Front seats
Seat position9 Warning
Only drive with the seat correctly
adjusted.
9 Danger
Do not sit closer than 25 cm to the
steering wheel, to permit safe
airbag deployment.
9 Warning
Never adjust seats while driving as
they could move uncontrollably.
9 Warning
Never store any objects under the
seats.
● Sit with buttocks as far back against the backrest as possible.
Adjust the distance between the
seat and the pedals so that legs
are slightly angled when fully
pressing the pedals. Slide the
front passenger seat as far back
as possible.
● Set seat height high enough to have a clear field of vision on all
sides and of all display
instruments. There should be at
least one hand of clearance
between head and the roof
frame. Your thighs should rest
lightly on the seat without
pressing into it.
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42Seats, restraints● Sit with shoulders as far backagainst the backrest as possible.
Set the backrest rake so that it is possible to easily reach the
steering wheel with arms slightly
bent. Maintain contact between
shoulders and the backrest when turning the steering wheel. Do
not angle the backrest too far
back. We recommend a
maximum rake of approx. 25°.
● Adjust seat and steering wheel in
a way that the wrist rests on top
of the steering wheel while the
arm is fully extended and
shoulders on the backrest.
● Adjust the steering wheel 3 78.
● Adjust the head restraint 3 39.
● Adjust the thigh support so that there is a space approx. two
fingers wide between the edge of the seat and the hollow of the
knee.
● Adjust the lumbar support so that
it supports the natural shape ofthe spine.Manual seat adjustment
Drive only with engaged seats and
backrests.
Longitudinal adjustment
Pull handle, slide seat, release
handle. Try to move the seat back and forth to ensure that the seat is locked
in place.
Backrest inclination
Turn handwheel. Do not lean on
backrest when adjusting.
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48Seats, restraintsThe seat heating will be reduced
automatically from highest level to
medium level after 30 minutes.
Seat heating is operational when
engine is running and during an
Autostop.
Stop-start system 3 156.
Automatic seat heating Depending on the equipment, the
automatic seat heating can be
enabled in the vehicle personalisation menu in the Info-Display.
Vehicle personalisation 3 116.
When enabled, the heating of the
seats will be activated automatically
at vehicle start. The activation is
based on several parameters such as
vehicle interior temperature, intensity
and direction of the sun and
temperature setting of the electronic
climate control system for the driver
and passenger side.
As the vehicle's interior warms up, the seat heating level will be reduced
automatically until it finally goes off.The seat heating level being provided
during the automatic operation is
shown by heated seat indicator lights.
If the passenger seat is unoccupied,
the automatic seat heating feature will not activate the seat heating for that
seat.
The seat heating buttons can be
pressed at any time to exit the
automatic seat heating for the
respective seat and control the seat heating manually instead.
VentilatingAdjust ventilation to the desired
setting by pressing A for the
respective seat one or more times.
The control indicator in the button
indicates the setting.
Ventilated seats are operational when
engine is running and during an
Autostop.
Stop-start system 3 156.
Massage
Press c to switch on the back
massage function.
To switch off, press c again.
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Seats, restraints579Warning
Keep the area in which the airbag
inflates clear of obstructions.
The hooks on the handles in the
roof frame are only suitable for
hanging up light articles of
clothing, without coat hangers. Do not keep any items in these
clothes.
Airbag deactivation
The front passenger airbag system must be deactivated for child restraint
system on the passenger seat
according to the instructions in the
table 3 61. The side airbag and
curtain airbag systems, the belt
pretensioners and all driver airbag
systems will remain active.The front passenger airbag system
can be deactivated via a key-
operated switch on the passenger side of the instrument panel.
Use the ignition key to choose the position:
*
OFF:front passenger airbag is
deactivated and will not
inflate in the event of a
collision. Control indicator
* OFF illuminates
continuously in the centre
consoleV
ON:front passenger airbag is
active9 Danger
Deactivate passenger airbag only
in combination with the use of a
child restraint system, subject to
the instructions and restrictions in
the table 3 61.
Otherwise, there is a risk of fatal
injury for a person occupying a
seat with a deactivated front
passenger airbag.
If the control indicator V illuminates
for approx. 60 seconds after the
ignition is switched on, the front
passenger airbag system will inflate
in the event of a collision.
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Instruments and controls77Instruments and
controlsControls ....................................... 78
Steering wheel adjustment ........78
Steering wheel controls .............78
Heated steering wheel ...............79
Horn ........................................... 79
Windscreen wiper/washer .........79
Rear window wiper/washer .......81
Outside temperature ..................82
Clock ......................................... 82
Power outlets ............................. 84
Inductive charging .....................85
Ashtrays .................................... 85
Warning lights, gauges and indi‐ cators ........................................... 87
Instrument cluster ......................87
Speedometer ............................. 92
Odometer .................................. 93
Trip odometer ............................ 93
Tachometer ............................... 94
Fuel gauge ................................ 94
Engine coolant temperature gauge ....................................... 95
Service display .......................... 95
Control indicators ......................96Turn signal................................. 96
Seat belt reminder .....................96
Airbag and belt tensioners .........97
Airbag deactivation ....................97
Charging system .......................98
Malfunction indicator light ..........98
Brake and clutch system ...........98
Electric parking brake ................98
Electric parking brake fault ........98
Antilock brake system (ABS) .....99
Gear shifting .............................. 99
Following distance .....................99
Lane keep assist .......................99
Electronic Stability Control off ...99
Electronic Stability Control and Traction Control system ...........99
Traction Control system off .....100
Engine coolant temperature ....100
Preheating ............................... 100
AdBlue ..................................... 100
Tyre pressure monitoring system .................................... 100
Engine oil pressure ..................100
Low fuel ................................... 101
Immobiliser .............................. 101
Exterior light ............................ 101
High beam ............................... 101
High beam assist .....................101
LED headlights ........................ 101
Fog light ................................... 101Rear fog light........................... 102
Cruise control .......................... 102
Adaptive cruise control ............102
Vehicle detected ahead ...........102
Pedestrian detection ................102
Speed limiter ........................... 102
Traffic sign assistant ................102
Door open ................................ 102
Information displays ...................103
Driver Information Centre ........103
Info display .............................. 110
Head-up display ......................112
Vehicle messages ......................114
Warning chimes .......................115
Battery voltage ........................ 115
Vehicle personalisation ..............116
Telematics service .....................120
OnStar ..................................... 120
Page 89 of 301
Instruments and controls87Warning lights, gauges
and indicators
Instrument cluster
Depending on the version, three
instrument clusters are available:
● Baselevel
● Midlevel
● Uplevel
Uplevel instrument cluster can be
displayed as Sport mode or Tour
mode.
Page 94 of 301

92Instruments and controlsOverviewOTurn signal 3 96XSeat belt reminder 3 96vAirbag and belt tensioners
3 97VAirbag deactivation 3 97pCharging system 3 98ZMalfunction indicator light
3 98RBrake and clutch system 3 98mElectric parking brake 3 98jElectric parking brake fault
3 98uAntilock brake system (ABS)
3 99RGear shifting 3 99EFollowing distance 3 99aLane keep assist 3 99nElectronic Stability Control off
3 99bElectronic Stability Control and
Traction Control system 3 99kTraction Control system off
3 100WEngine coolant temperature
3 100!Preheating 3 100YAdBlue 3 100wTyre pressure monitoring
system 3 100IEngine oil pressure 3 100YLow fuel 3 101dImmobiliser 3 1018Exterior light 3 101CHigh beam 3 101fHigh beam assist 3 101fLED headlights 3 101>Fog light 3 101rRear fog light 3 102mCruise control 3 102CAdaptive cruise control 3 102AVehicle detected ahead 3 1027Pedestrian detected ahead
3 195LSpeed limiter 3 102LTraffic sign assistant 3 102hDoor open 3 102
Speedometer
Indicates vehicle speed.