In brief17Demisting and defrosting the
windows, electronic climate
control
● Press à. Temperature and air
distribution are set automatically
and the fan runs at high speed.
● Switch on air conditioning A/C ON in Climate setting menu
by pressing CLIMATE, if
required.
● Switch on heated rear window b.
Electronic climate control system 3 152.
Transmission
Manual transmission
Reverse: with the vehicle stationary,
depress clutch pedal, press the
release button on the selector lever
and engage the gear.
Manual transmission 3 178.
Automatic transmissionP:park positionR:reverseN:neutral modeD:automatic modeM:manual mode<:upshift]:downshift
The selector lever can only be moved
out of P when the ignition is on and
the brake pedal is applied. To engage
P or R, press the release button.
Automatic transmission 3 174.
18In briefStarting off
Check before starting off ● Tyre pressure and condition 3 263, 3 301.
● Engine oil level and fluid levels 3 241.
● 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 36, 3 46,
3 56.
● Brake function at low speed, particularly if the brakes are wet.
Starting the engine ● Manual transmission: operate clutch and brake pedal.
● Automatic transmission: operate brake pedal and move selector
lever to P or N.
● Do not operate accelerator pedal.
● Press Engine Start/Stop briefly.
● The engine starts after a short delay.
Starting the engine 3 164.
Stop-start system
If the vehicle is at a low speed or at a
standstill and certain conditions are
fulfilled, an Autostop is activated.
An Autostop is indicated by the
needle at the AUTOSTOP position in
the tachometer.
A restart is indicated by the needle at
the idle speed position in the
tachometer.
Stop-start system 3 166.
Instruments and controls87Instruments and
controlsControls ....................................... 88
Steering wheel adjustment ........88
Steering wheel controls .............88
Heated steering wheel ...............89
Horn ........................................... 89
Windscreen wiper/washer .........89
Rear window wiper/washer .......91
Outside temperature ..................92
Clock ......................................... 92
Power outlets ............................. 94
Inductive charging .....................95
Ashtrays .................................... 96
Warning lights, gauges and indi‐ cators ........................................... 97
Instrument cluster ......................97
Speedometer ........................... 102
Odometer ................................ 103
Trip odometer .......................... 103
Tachometer ............................. 104
Fuel gauge .............................. 104
Engine coolant temperature gauge ..................................... 105
Service display ........................ 105
Control indicators ....................106Turn signal............................... 106
Seat belt reminder ...................106
Airbag and belt tensioners .......107
Airbag deactivation ..................107
Charging system .....................108
Malfunction indicator light ........108
Brake and clutch system .........108
Electric parking brake ..............108
Electric parking brake fault ......108
Antilock brake system (ABS) ...109
Gear shifting ............................ 109
Following distance ...................109
Lane keep assist .....................109
Electronic Stability Control off . 109
Electronic Stability Control and Traction Control system .........109
Traction Control system off .....110
Engine coolant temperature ....110
Preheating ............................... 110
AdBlue ..................................... 110
Tyre pressure monitoring system .................................... 110
Engine oil pressure ..................110
Low fuel ................................... 111
Immobiliser .............................. 111
Exterior light ............................ 111
High beam ............................... 111
High beam assist .....................111
LED headlights ........................ 111
Fog light ................................... 111Rear fog light........................... 112
Cruise control .......................... 112
Adaptive cruise control ............112
Vehicle detected ahead ...........112
Pedestrian detection ................112
Speed limiter ........................... 112
Traffic sign assistant ................112
Door open ................................ 112
Information displays ...................113
Driver Information Centre ........113
Info display .............................. 120
Head-up display ......................122
Vehicle messages ......................124
Warning chimes .......................125
Battery voltage ........................ 125
Vehicle personalisation ..............126
Telematics service .....................130
OnStar ..................................... 130
102Instruments and controlsOverviewOTurn signal 3 106XSeat belt reminder 3 106vAirbag and belt tensioners
3 107VAirbag deactivation 3 107pCharging system 3 108ZMalfunction indicator light
3 108RBrake and clutch system 3 108mElectric parking brake 3 108jElectric parking brake fault
3 108uAntilock brake system (ABS)
3 109RGear shifting 3 109EFollowing distance 3 109aLane keep assist 3 109nElectronic Stability Control off
3 109bElectronic Stability Control and
Traction Control system 3 109kTraction Control system off
3 110WEngine coolant temperature
3 110!Preheating 3 110YAdBlue 3 110wTyre pressure monitoring
system 3 110IEngine oil pressure 3 110YLow fuel 3 111dImmobiliser 3 1118Exterior light 3 111CHigh beam 3 111fHigh beam assist 3 111fLED headlights 3 111>Fog light 3 111rRear fog light 3 112mCruise control 3 112CAdaptive cruise control 3 112AVehicle detected ahead 3 1127Pedestrian detected ahead
3 205LSpeed limiter 3 112LTraffic sign assistant 3 112hDoor open 3 112
Speedometer
Indicates vehicle speed.
108Instruments and controlsThe front passenger airbag is
deactivated.
Airbag deactivation 3 62.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly after the engine starts.
Illuminates when the engine is
running
Stop, switch off engine. Vehicle
battery is not charging. Engine
cooling may be interrupted. The
brake servo unit may cease to be effective. Seek the assistance of a
workshop.
Malfunction indicator light
Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.Illuminates when the engine is
running
Fault in the emission control system.
The permitted emission limits may be
exceeded.
On diesel engines, the cleaning
process of the diesel particle filter is
potentially not possible.
Seek the assistance of a workshop
immediately.
Flashes when the engine is
running
Fault that could lead to catalytic
converter damage. Ease up on the accelerator until the flashing stops.
Seek the assistance of a workshop
immediately.
Brake and clutch system
R illuminates red.
The brake and clutch fluid level is too low.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Electric parking brake
m illuminates or flashes red.
Illuminates
Electric parking brake is applied
3 180.
Flashes
Electric parking brake is not fully applied or released. Depress the
brake pedal and attempt to reset the system by first releasing then
applying the electric parking brake. If
m remains flashing, do not drive and
seek the assistance of a workshop.
Electric parking brake fault
j illuminates or flashes yellow.
Illuminates
Electric parking brake is operating
with degraded performance 3 180.
Instruments and controls1111. Depress clutch.
2. Select neutral gear.
3. Move out of the flow of traffic as quickly as possible without
impeding other vehicles.
4. Switch off ignition.9 Warning
When the engine is off,
considerably more force is needed
to brake and steer.
During an Autostop, the brake
servo unit will still be operational.
Do not remove key until vehicle is stationary, otherwise the steeringwheel lock could engage
unexpectedly.
Check oil level before seeking
assistance of a workshop 3 241.
Low fuel
Y illuminates or flashes yellow.
Illuminates
Level in fuel tank is too low.
Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Refuelling 3 232.
Catalytic converter 3 170.
Bleeding the diesel fuel system
3 245.
Immobiliser d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Immobiliser 3 36.
Exterior light 8 illuminates green.
The exterior lights are on 3 135.
High beam
C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 136.High beam assist
f illuminates green.
The high beam assist is activated,
see LED headlights 3 139.
LED headlights f illuminates or flashes yellow.
Illuminates
Fault in the system.
Seek the assistance of a workshop.
Flashes
System is switched to symmetrical
low beam.
Control indicator f flashes for approx.
four seconds after the ignition is
switched on as a reminder for
symmetrical headlight 3 138.
Fog light
> illuminates green.
The front fog lights are on 3 143.
Driving and operating163Power button
Electronic key must be inside the
vehicle.
Accessory power mode
Press Engine Start/Stop once without
operating clutch or brake pedal. The yellow LED in the button illuminates.
Steering wheel lock is released and
some electrical functions are
operable, ignition is off.Ignition on power mode
Press and hold Engine Start/Stop for
six seconds without operating clutch
or brake pedal. The green LED in the button illuminates, diesel engine ispreheating. Control indicators
illuminate and most electrical
functions are operable.Engine start
Press Engine Start/Stop briefly while:
● manual transmission: operating clutch pedal,
● automatic transmission: operating brake pedal with
selector lever in P or N.
Starting the engine 3 164.Ignition off
Press Engine Start/Stop briefly when
Autostop is activated or when engine is running and vehicle is stationary.
Automatic transmission: apply the
parking brake and engage P.
Press Engine Start/Stop briefly
without operating clutch or brake pedal when in ignition on power
mode.
Some functions remain active until
driver's door is opened, provided the
ignition was on previously.Emergency engine shut off during
driving
Press Engine Start/Stop for more
than two seconds or press twice
briefly within five seconds 3 164.
Steering wheel lock The steering wheel lock activates
automatically when:
● The vehicle is stationary.
● The ignition has been switched off.
● The driver's door is opened.
To release steering wheel lock, open
and close driver's door and switch on accessory mode or start the engine
directly.9 Warning
If the vehicle battery is discharged,
the vehicle must not be towed,
tow-started or jump-started as the
steering wheel lock cannot be
disengaged.
164Driving and operatingOperation on vehicles with
electronic key system in case of
failure
If either the electronic key fails or the
battery of the electronic key is weak,
the Driver Information Centre may
display No Remote Detected or
Replace Battery in Remote Key when
you try to start the vehicle.
Open the cover of the centre console
in front of the gear shift lever. Place
the electronic key across with buttons
upside in the transmitter pocket
beside the power outlet, as shown in
the illustration.
Other objects, e.g. other keys,
transponder, tags, coins etc. must be removed from the pocket.
Depress the clutch pedal (manual
transmission) or the brake pedal
(automatic transmission) and press
Engine Start/Stop .
To switch off the engine, press
Engine Start/Stop again. Remove the
electronic key from the transmitter
pocket.
This option is intended for
emergencies only. Replace the
electronic key battery as soon as
possible 3 20.
For unlocking or locking the doors,
see fault in electronic key system
3 22.
Retained power off The following electronic systems can
work until the driver's door is opened
or for 10 minutes after the ignition is switched off:
● power windows
● sunroof
● power outletsStarting the engine
Vehicles with power button
Manual transmission: operate clutch
and brake pedal.
Automatic transmission: operate
brake pedal and move selector lever
to P or N.
Do not operate accelerator pedal.
Press Engine Start/Stop briefly: an
automatic procedure operates the
starter with a short delay until the engine is running.