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Seats, restraints37Activate seat heating by pressing ß
for the respective front seat.
Activation is indicated by the LED in
the button.
Pressing ß once more deactivates
seat heating.
Seat heating is operational when engine is running.
During an Autostop seat heating is also operational.
Stop-start system 3 128.Seat belts
The seat belts are locked during
heavy acceleration or deceleration of
the vehicle holding the occupants in
the sitting position. Therefore the risk
of injury is considerably reduced.
9 Warning
Fasten seat belt before each trip.
In the event of an accident, people
not wearing seat belts endanger their fellow occupants and
themselves.
Seat belts are designed to be used by only one person at a time. Child
restraint system 3 45.
Periodically check all parts of the belt
system for damage, pollution and
proper functionality.
Have damaged components
replaced. After an accident, have the
belts and triggered belt pretensioners replaced by a workshop.
Notice
Make sure that the belts are not
damaged by shoes or sharp-edged
objects or are trapped. Prevent dirt
from getting into the belt retractors.
Seat belt reminder
Each seat is equipped with a seat belt
reminder, indicated for driver seat as
control indicator X in the tachometer
3 84, for front passenger seat as
control indicator k in the centre
console 3 82, and for rear seats by
symbols X in the Driver Information
Centre 3 89.
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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 ............................. 77
Inductive charging .....................77
Cigarette lighter ......................... 78
Ashtrays .................................... 78
Warning lights, gauges and indi‐ cators ........................................... 79
Instrument cluster ......................79
Speedometer ............................. 79
Odometer .................................. 79
Trip odometer ............................ 79
Tachometer ............................... 79
Fuel gauge ................................ 80
Fuel selector .............................. 80
Engine coolant temperature gauge ....................................... 81Service display.......................... 81
Control indicators ......................82
Turn signal ................................. 84
Seat belt reminder .....................84
Airbag and belt tensioners .........85
Airbag deactivation ....................85
Charging system .......................85
Malfunction indicator light ..........86
Service vehicle soon .................86
Brake and clutch system ...........86
Operate pedal ............................ 86
Antilock brake system (ABS) .....87
Upshift ....................................... 87
Power steering .......................... 87
Ultrasonic parking assist ...........87
Electronic Stability Control off ...87
Electronic Stability Control and Traction Control system ...........87
Tyre pressure monitoring system ...................................... 88
Engine oil pressure ....................88
Low fuel ..................................... 88
Immobiliser ................................ 89
Exterior light .............................. 89
High beam ................................. 89
Rear fog light ............................. 89
Cruise control ............................ 89
Door open .................................. 89
Information displays .....................89
Driver Information Centre ..........89Colour-Info-Display ....................94
Graphic-Info-Display ..................95
Vehicle messages ........................96
Warning chimes .........................98
Battery voltage .......................... 98
Vehicle personalisation ................99
Telematics service .....................102
OnStar ..................................... 102
Page 74 of 241
72Instruments and controlsThe highlighted grip areas of the
steering wheel are heated quicker
and to a higher temperature than the
other areas.
Heating is operational when the
engine is running and during an
Autostop.
Stop-start system 3 128.
Horn
Press j.
Windscreen wiper/washer
Windscreen wiperHI:fastLO:slowINT:interval wiping
or
automatic wiping with rain
sensorOFF:off
For a single wipe when the
windscreen wiper is off, press the
lever down to position 1x.
Do not use if the windscreen is frozen.
Switch off in car washes.
Adjustable wiper interval
Wiper lever in position INT.
Turn the adjuster wheel to adjust the
desired wipe interval:
short interval:turn adjuster
wheel upwardslong interval:turn adjuster
wheel downwards
Page 81 of 241
Instruments and controls79Warning lights, gauges
and indicators
Instrument cluster
The needles of the instruments briefly
rotate to the end position when the
ignition is switched on.
Speedometer
Indicates vehicle speed.
Odometer
The bottom line displays the recorded distance in miles.
Trip odometer The top line displays the recordeddistance since the last reset.
To reset, press SET/CLR on the turn
signal lever for a few seconds
3 89.
Trip odometer counts up to a distance
of 2000 miles and then restarts at 0.
Tachometer
Displays the engine speed.
Drive in a low engine speed range for each gear as much as possible.
Caution
If the needle is in the red warning
zone, the maximum permitted
engine speed is exceeded. Engine at risk.
Page 83 of 241
Instruments and controls81Engine coolant temperaturegauge
Displays the coolant temperature.
left area:engine operating
temperature not yet
reachedcentral
area:normal operating
temperatureright area:temperature too highCaution
If engine coolant temperature is
too high, stop vehicle, switch off
engine. Danger to engine. Check
coolant level.
Service display
The engine oil life system lets you
know when to change the engine oil
and filter. Based on driving
conditions, the interval at which an
engine oil and filter change will be
indicated can vary considerably.
Midlevel-Display
The remaining engine oil life duration
is displayed in percent beside the
control indicator I on the Midlevel-
Display.
Uplevel-Display
The remaining oil life duration is
displayed in percent in the Vehicle
Information Menu on the Uplevel-
Display.
To display the remaining engine oil life duration use turn signal lever
buttons:
Page 84 of 241

82Instruments and controls
Press MENU to select the Vehicle
Information Menu .
Turn the adjuster wheel to select
Remaining Oil Life .
Reset Press SET/CLR on turn signal lever
for several seconds to reset. The
remaining engine oil life duration
page must be active. Switch on
ignition only, engine must be
switched off.
The system must be reset every time
the engine oil is changed to ensure
proper functionality. Seek the
assistance of a workshop.
Next service
When the system has calculated that
engine oil life has diminished, a
warning message appears in the
Driver Information Centre. Have
engine oil and filter changed by a
workshop within one week or
300 miles (whichever occurs first).
Driver Information Centre 3 89.
Service information 3 211.
Control indicators
The control indicators described are
not present in all vehicles. The
description applies to all instrument
versions. Depending on the
equipment, the position of the control indicators may vary.
When the ignition is switched on,
most control indicators will illuminate
briefly as a functionality test.
The control indicator colours mean:red:danger, important reminderyellow:warning, information, faultgreen:confirmation of activationblue:confirmation of activationwhite:confirmation of activation
Page 86 of 241

84Instruments and controlsControl indicators in the centre
console
Overview
OTurn signal 3 84XSeat belt reminder 3 84vAirbag and belt tensioners
3 85VAirbag deactivation 3 85pCharging system 3 85ZMalfunction indicator light
3 86gService vehicle soon 3 86RBrake and clutch system
3 86-Operate pedal 3 86uAntilock brake system (ABS)
3 87[Upshift 3 87cPower steering 3 87rUltrasonic parking assist
3 87nElectronic Stability Control off
3 87bElectronic Stability Control and
Traction Control system 3 87wTyre pressure monitoring
system 3 88IEngine oil pressure 3 88YLow fuel 3 88dImmobiliser 3 898Exterior light 3 89CHigh beam 3 89rRear fog light 3 89mCruise control 3 89hDoor open 3 89
Turn signal
O illuminates or flashes green.
Illuminates briefly
The parking lights are switched on.
Flashes
A turn signal or the hazard warning flashers are activated.
Rapid flashing: failure of a turn signal light or associated fuse.
Bulb replacement 3 170, Fuses
3 179.
Turn signals 3 110.
Seat belt reminder
Seat belt reminder on front seats
X for driver's seat illuminates or
flashes red in the tachometer.
Page 87 of 241

Instruments and controls85k for front passenger seat illuminates
or flashes red in the centre console,
when the seat is occupied.
Illuminates
After the ignition has been switched on until the seat belt has been
fastened.
Flashes
After having started the engine for a
maximum of 100 seconds until the
seat belt has been fastened.
Fastening the seat belt 3 38.
Seat belt status on rear seatsX in the Driver Information Centre
flashes or illuminates.
Illuminates
After having started the engine for a
minimum of 35 seconds until the seat
belt has been fastened.
If an unfastened seat belt is fastened
whilst driving.
Flashes
After starting off when the seat belt is unfastened.
Fastening the seat belt 3 38.
Airbag and belt tensioners
v illuminates red.
When the ignition is switched on, the control indicator illuminates for
approx. four seconds. If it does not
illuminate, does not go out after four
seconds or illuminates whilst driving,
there is a fault in the airbag system.
Seek the assistance of a workshop.
The airbags and belt pretensioners
may fail to trigger in the event of an
accident.Deployment of the belt pretensioners
or airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt pretensioners, airbag system
3 37, 3 39.
Airbag deactivation
V illuminates yellow.
Illuminates for approx. 60 seconds
after the ignition is switched on. The
front passenger airbag is activated.
* illuminates yellow.
The front passenger airbag is
deactivated.
Airbag deactivation 3 44.
Charging system p illuminates red.