72Instruments and controlsInstruments and
controlsControls ....................................... 73
Steering wheel adjustment ........73
Steering wheel controls .............73
Heated steering wheel ...............73
Horn ........................................... 74
Windscreen wiper and washer ..74
Rear window wiper and washer ...................................... 76
Outside temperature ..................76
Clock ......................................... 77
Power outlets ............................. 77
Inductive charging .....................78
Cigarette lighter ......................... 79
Ashtrays .................................... 79
Warning lights, gauges and indi‐ cators ........................................... 80
Instrument cluster ......................80
Speedometer ............................. 84
Odometer .................................. 84
Trip odometer ............................ 84
Tachometer ............................... 84
Fuel gauge ................................ 85
Fuel selector .............................. 85Engine coolant temperature
gauge ....................................... 86
Engine oil level monitor .............87
Service display .......................... 87
Control indicators ......................88
Turn lights .................................. 88
Seat belt reminder .....................88
Airbag and belt tensioners .........89
Airbag deactivation ....................89
Charging system .......................89
Malfunction indicator light ..........90
Service vehicle soon .................90
Stop engine ............................... 90
System check ............................ 90
Brake and clutch system ...........90
Antilock brake system (ABS) .....91
Gear shifting .............................. 91
Lane departure warning ............91
Electronic Stability Control and Traction Control system ...........91
Electronic Stability Control and Traction Control system off ......91
Engine coolant temperature ......92
Preheating ................................. 92
Diesel particle filter ....................92
AdBlue ....................................... 92
Deflation detection system ........92
Engine oil pressure ....................92
Low fuel ..................................... 93
Autostop .................................... 93Exterior light.............................. 93
High beam ................................. 93
High beam assist .......................93
Low beam .................................. 93
Fog light ..................................... 93
Rear fog light ............................. 93
Rain sensor ............................... 93
Cruise control ............................ 94
Side blind spot alert ...................94
Active emergency braking .........94
Speed limiter ............................. 94
Door open .................................. 94
Displays ....................................... 94
Driver Information Centre ..........94
Info Display ................................ 97
Head-up display ........................98
Vehicle messages ......................100
Warning chimes .......................100
Battery voltage ........................ 101
Vehicle personalisation ..............101
Telematics service .....................105
OnStar ..................................... 105
Instruments and controls83OverviewOTurn lights 3 88XSeat belt reminder 3 88vAirbag and belt tensioners
3 89VAirbag deactivation 3 89pCharging system 3 89ZMalfunction indicator light
3 90HService vehicle soon 3 90STOPStop engine 3 90JSystem check 3 90RBrake and clutch system
3 90uAntilock brake system (ABS)
3 91RGear shifting 3 91)Lane departure warning
3 91bElectronic Stability Control
and Traction Control system
3 91aElectronic Stability Control
and Traction Control system
off 3 91!Preheating 3 92%Diesel particle filter 3 92YAdBlue 3 92wDeflation detection system
3 92IEngine oil pressure 3 92
Engine oil level monitor
3 87Y oLow fuel 3 93W oEngine coolant temperature
high 3 92DAutostop 3 938Exterior light 3 939Low beam 3 93CHigh beam 3 93fHigh beam assist 3 93>Fog light 3 93øRear fog light 3 93
88Instruments and controlsOverdued service is indicated by a
message in the Driver Information
Centre which indicates the overdued
distance. F flashes and then lights up
permanently until service is executed.
Reset of service interval After each service, the service
indicator must be reset to ensure
proper functionality. It is
recommended to seek the assistance
of a workshop.
If service is executed by yourself, operate as following:
● switch off ignition
● press and hold button M or
CHECK
● switch on ignition; the distance indication begins a countdown
● when the display indicates =0,
release the button. Symbol F
disappearsRetrieving service information
To retrieve the status of the service
information at any time press button
M or CHECK . The service
information is displayed for a few
seconds.
Service information 3 226.
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
See all control indicators on different
instrument clusters 3 80.
Turn lights
O illuminates or flashes green.
Illuminates briefly The parking lights are switched on.
Flashes
A turn light or the hazard warning
flashers are activated.
Rapid flashing: failure of a turn light or associated fuse, failure of turn light on
trailer.
Bulb replacement 3 193, Fuses
3 201.
Turn lights 3 113.
Seat belt reminder
Seat belt reminder on all seats
X illuminates or flashes red in the
instrument cluster together with the
indication in the roof console for each
seat belt.
92Instruments and controlsEngine coolant temperatureo illuminates red.
Illuminates when the engine is
running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level immediately
3 190.
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 60 km/h.
Illuminates constantlyIndication of a low additive level. Seek
the assistance of a workshop.
Diesel particle filter 3 139.
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 l of AdBlue® to
its tank.Flashes yellow
The remaining driving range is
between 0 and 600 km.
Top-up the AdBlue® as soon as
possible to avoid a breakdown by a
qualified workshop. You can add up
to 10 l of AdBlue® to its tank.
Deflation detection system w illuminates or flashes yellow.
Illuminates Tyre pressure loss in one or more
wheels. Stop immediately and check tyre pressure.
Flashes
Fault in system. Consult a workshop.
Engine oil pressure
I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Instruments and controls93Illuminates when the engine is
runningCaution
Engine lubrication may be
interrupted. This may result in
damage to the engine and / or
locking of the drive wheels.
1. 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 3 189.
Low fuel
o illuminates yellow.
Level in fuel tank is too low.
Refuelling 3 178.
Bleeding the diesel fuel system
3 192.
Autostop
D illuminates or flashes green.
Illuminates green
Engine is in an Autostop.
Flashes green
Autostop is temporarily unavailable,
or Autostop mode is invoked
automatically.
Stop-start system 3 136.
Exterior light
8 illuminates green.
The exterior lights are on 3 109.High beam
C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 110.
High beam assist
f illuminates green.
The high beam assist is activated,
see Adaptive forward lighting 3 111.
Low beam 9 illuminates green.
Illuminated when low beam is on.
Fog light
> illuminates green.
The front fog lights are on 3 113.
Rear fog light ø illuminates yellow.
The rear fog light is on 3 114.
Rain sensor < illuminates green.
112LightingIt switches automatically back to low
beam when:
● The camera or a sensor in the windscreen detects the lights of
oncoming or preceding vehicles.
● The vehicle speed drops below 15 km/h.
● It is foggy or snowy.
● Driving in urban areas.
If there are no restrictions detected,
the system switches back to high
beam.
ActivationActivate this function pressing a
button on the turn and lane change
lever. The LED of the button
illuminates if the high beam assist is activated. The high beam is switched on automatically at a speed above
25 km/h.
The green control indicator f
illuminates continuously when the
assist is activated, the blue one 7
illuminates when high beam is on.
Control indicator f 3 93.
Deactivation
Deactivate this function pressing a button on the turn and lane change
lever.
If a headlight flash is activated when
the high beam assist is activated and
low beam is on, the high beam assist will be deactivated. The system
changes to high beam.
If a headlight flash is activated when
the high beam assist is activated and
high beam is on, the high beam assist will be deactivated. The system
changes to low beam.
To reactivate the high beam assist,
flash the headlights again.Automatic headlight levelling
To prevent oncoming traffic from
being dazzled, headlight levelling is
automatically adjusted based on the
load in the vehicle.
Fault in Adaptive forward lighting- LED system
When the system detects a failure in
the Adaptive forward lighting-LED
headlight system, a warning is
displayed in the Driver Information Centre.
Hazard warning flashers
Operated by pressing ¨.
118Climate controlClimate controlClimate control systems.............118
Heating and ventilation system 118
Air conditioning system ...........119
Electronic climate control system .................................... 122
Auxiliary heater ........................126
Air vents ..................................... 127
Adjustable air vents .................127
Fixed air vents ......................... 128
Maintenance .............................. 128
Air intake ................................. 128
Air conditioning regular operation ................................ 129
Service .................................... 129Climate 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
Climate control119Demisting and defrosting the
windows á
● Press á: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
● Open side air vents as required and direct them towards the doorwindows.
Heated rear window and exterior
mirrors b
3 38.
Heated seats ß
3 46.
Air conditioning system
Illustration shows functions which
may not be available for your
particular vehicle.
Controls for: ● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● air conditioning A/C
● air recirculation 4
● heated rear window and exterior
mirrors b
● heated windscreen ,
● heated seats ß
Some changes of settings are
indicated briefly in the Info Display.
Activated functions are indicated by the LED in the respective button.
Temperature £
Adjust the temperature by turning £ to the desired temperature.
red area:warmerblue area:colder