Page 74 of 245

72Instruments and controlsInstruments and
controlsControls ....................................... 73
Steering wheel adjustment ........73
Steering wheel controls .............73
Heated steering wheel ...............73
Horn ........................................... 74
Windscreen wiper/washer .........74
Rear window wiper/washer .......76
Outside temperature ..................76
Clock ......................................... 77
Power outlets ............................. 77
Inductive charging .....................78
Ashtrays .................................... 78
Warning lights, gauges and indi‐ cators ........................................... 79
Instrument cluster ......................79
Speedometer ............................. 82
Odometer .................................. 83
Trip odometer ............................ 83
Tachometer ............................... 83
Fuel gauge ................................ 84
Engine coolant temperature gauge ....................................... 84
Service display .......................... 84
Control indicators ......................85Turn signal................................. 85
Seat belt reminder .....................86
Airbag and belt tensioners .........86
Airbag deactivation ....................87
Charging system .......................87
Malfunction indicator light ..........87
Service vehicle soon .................87
Stop engine ............................... 87
System check ............................ 88
Brake and clutch system ...........88
Antilock brake system (ABS) .....88
Gear shifting .............................. 88
Lane departure warning ............88
Electronic Stability Control and Traction Control system ...........89
Electronic Stability Control and Traction Control system off ......89
Engine coolant temperature ......89
Preheating ................................. 89
Diesel particle filter ....................89
AdBlue ....................................... 89
Deflation detection system ........90
Engine oil pressure ....................90
Low fuel ..................................... 90
Autostop .................................... 90
Exterior light .............................. 90
High beam ................................. 91
High beam assist .......................91
Low beam .................................. 91
Fog light ..................................... 91Rear fog light............................. 91
Rain sensor ............................... 91
Cruise control ............................ 91
Speed limiter ............................. 91
Traffic sign assistant ..................91
Door open .................................. 91
Information displays .....................92
Driver Information Centre ..........92
Info display ................................ 94
Head-up display ........................96
Vehicle messages ........................97
Warning chimes .........................98
Battery voltage .......................... 98
Vehicle personalisation ................99
Telematics service .....................102
OnStar ..................................... 102
Page 75 of 245
Instruments and controls73Controls
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
Some driver assistance systems,
Infotainment system and a connected mobile phone can be operated via the
controls on the steering wheel.
Driver assistance systems 3 146.
Further information is available in the
Infotainment manual.
Heated steering wheel
Activate heating by pressing *.
Activation is indicated by the LED in
the button.
Page 76 of 245
74Instruments and controlsThe recommended 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 3 131.
Horn
Press j.
Windscreen wiper/washer
Windscreen wiper with adjustable
wiper intervalHI:fastLO:slowINT:interval wipingOFF:off
For a single wipe when the
windscreen wiper is off, press the
lever downwards 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
wiping frequency.
Page 84 of 245
82Instruments and controlsOverviewOTurn signal 3 85XSeat belt reminder 3 86vAirbag and belt tensioners
3 86VAirbag deactivation 3 87pCharging system 3 87ZMalfunction indicator light
3 87HService vehicle soon 3 87STOPStop engine 3 87JSystem check 3 88RBrake and clutch system
3 88uAntilock brake system (ABS)
3 88RGear shifting 3 88)Lane departure warning
3 88bElectronic Stability Control
and Traction Control system
3 89aElectronic Stability Control
and Traction Control system
off 3 89!Preheating 3 89%Diesel particle filter 3 89YAdBlue 3 89wDeflation detection system
3 90IEngine oil pressure 3 90Y oLow fuel 3 90W oEngine coolant temperature
high 3 89DAutostop 3 908Exterior light 3 909Low beam 3 91CHigh beam 3 91fHigh beam assist 3 91>Fog light 3 91øRear fog light 3 91
Speedometer
Indicates vehicle speed.
Page 91 of 245

Instruments and controls89Electronic Stability Controland Traction Control system
b illuminates or flashes yellow.
Illuminates
A fault in the system is present.
Continued driving is possible. Driving
stability, however, may deteriorate
depending on road surface
conditions.
Have the cause of the fault remedied
by a workshop.
Flashes
The system is actively engaged.
Engine output may be reduced and the vehicle may be braked
automatically to a small degree.
Electronic Stability Control and
Traction Control system 3 145.
Electronic Stability Control and Traction Control system
off
n illuminates yellow.
The systems are deactivated.Engine coolant temperature
o illuminates red.
Illuminates when the engine is
running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level immediately
3 178.
If there is sufficient coolant, consult a workshop.
Preheating
! illuminates yellow.
Preheating of Diesel engine is
activated. Only activates when
outside temperature is low. Start the
engine when control indicator
extinguishes.
Diesel particle filter % or H illuminates yellow.
The diesel particle filter requires
cleaning.
Continue driving until the control
indicator extinguishes.
Illuminates temporarily Start of saturation of the particle filter.
Start cleaning process as soon as possible by driving at a vehicle speed
of at least 40 mph.
Illuminates constantlyIndication of a low additive level. Seek
the assistance of a workshop.
Diesel particle filter 3 135.
AdBlue Y flashes or illuminates yellow.
Illuminates yellow
The remaining driving range is
between 600 km and 2400 km.
Have the AdBlue® topped-up as soon as possible by a qualified workshop.
You can add up to 10 litres of
AdBlue® to its tank.
Page 116 of 245

114Climate controlClimate controlClimate control systems.............114
Heating and ventilation system 114
Air conditioning system ...........115
Electronic climate control system .................................... 118
Auxiliary heater ........................122
Air vents ..................................... 123
Adjustable air vents .................123
Fixed air vents ......................... 124
Maintenance .............................. 124
Air intake ................................. 124
Air conditioning regular operation ................................ 125
Service .................................... 125Climate control systems
Heating and ventilation system
Controls for: ● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● heated rear window and exterior mirrors b
● heated seats ß
Temperature £
Adjust the temperature by turning
£ to the desired temperature.red area:warmerblue area:colder
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution l M K
Press:
l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable front air ventsK:to front and rear foot well and
windscreen
Combinations are possible.
Fan speed Z
Adjust the air flow by turning Z to the
desired speed.
to the right:increaseto the left:decrease
Page 118 of 245

116Climate controlHeating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution l M K
Press:l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable front air ventsK:to front and rear foot well and
windscreen
Combinations are possible.
Fan speed Z
Adjust the air flow by turning Z to the
desired speed.
to the right:increaseto the left:decreaseAir conditioning A/C
Press A/C to switch on cooling.
Activation is indicated by the LED in
the button. Cooling is only functional
when the engine is running and
climate control fan is switched on.
Press A/C again to switch off cooling.
The air conditioning system cools and
dehumidifies (dries) as soon as the
outside temperature is slightly above the freezing point. Therefore
condensation may form and drip from under the vehicle.
If no cooling or drying is required,
switch off the cooling system for fuel
saving reasons.
Activated cooling may inhibit
Autostops. Stop-start system 3 131.
Demisting and defrosting the
windows à
● Press à: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Switch on air conditioning A/C if
required.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
Page 122 of 245

120Climate controlTo return to automatic mode press
AUTO .
Air distribution l, M , K
Press MENU to enter the menu.
Touch:
l:to windscreen and front door
windowsM:to head area and rear seats via
adjustable air ventsK:to front and rear foot well and
windscreen
To return to automatic air distribution
press AUTO .
Temperature preselection £
Set the preselected temperatures
separately for driver and front
passenger to the desired value using
the left and right control dials. The dial on the passenger side changes the
temperature for the passenger side.
The dial on the driver's side changes
the temperature for the driver's side or
for both sides depending on
activation of synchronisation MONO
in the climate settings menu. Press
MENU to enter the menu.
Recommended temperature is 22 °C .
Temperature is indicated in displays
beside the control dials and in the
climate settings menu.
If the minimum temperature Lo is set,
the climate control system runs at
maximum cooling, if cooling A/C is
switched on.
If the maximum temperature Hi is set,
the climate control system runs at
maximum heating.
Notice
If A/C is switched on, reducing the
set cabin temperature can cause the
engine to restart from an Autostop or inhibit an Autostop.
Stop-start system 3 131.
Dual zone temperature
synchronisation MONO or SYNC
Press MENU to enter the menu.
Touch MONO or SYNC to link
passenger side temperature setting
to the driver side.
When passenger side control dial will be adjusted, synchronisation is
deactivated.