Page 93 of 353
Instruments and controls91Cigarette lighter
Press in cigarette lighter. It switches
off automatically once the element is
glowing. Pull out lighter.
Ashtrays
Caution
To be used only for ash and not for combustible rubbish.
Portable ashtray
Ashtray container for mobile use in
the vehicle. To use, open cover.
Warning lights, gauges
and indicators
Instrument cluster
In some versions, the needles of the
instruments briefly rotate to the end
position when the ignition is switched
on.
Speedometer
Indicates vehicle speed.
Speed warning 3 104.
Speed limiter 3 251.
Cruise control 3 249.
Page 99 of 353
Instruments and controls97Control indicators in the overheadconsole
Overview
OTurn lights 3 98XSeat belt reminder 3 98vAirbag and belt tensioners
3 98WAirbag deactivation 3 98pCharging system 3 99ZMalfunction indicator light
3 99jService vehicle soon
3 99CStop engine 3 100RBrake system 3 100jParking brake 3 100uAntilock brake system
(ABS) 3 100baGear shifting 3 100§Variable effort steering
3 100QLane departure warning
3 101RElectronic Stability Control
3 101WEngine coolant temperature
3 101!Preheating 3 101úAdBlue 3 101wTyre pressure monitoring
system 3 102IEngine oil pressure 3 102YLow fuel 3 103DAutostop (Stop-start
system) 3 103\Autostop inhibited (Stop-
start system) 3 103FExterior light 3 1039Low beam 3 103CHigh beam 3 103fHigh beam assist 3 103>Front fog lights 3 103øRear fog light 3 103mCruise control 3 103lActive emergency braking
3 104$Speed warning 3 104UCruise control 3 103,
speed limiter 3 104&Tachograph 3 104yDoor open 3 104
Page 100 of 353

98Instruments and controlsTurn lightsO flashes green.
Flashes if a turn light or the hazard
warning flashers are activated.
Rapid flashing: failure of a turn light or
associated fuse.
An audible warning can be heard
when the turn lights are on. When
towing a trailer, the pitch of the
audible warning changes.
Bulb replacement 3 277.
Fuses 3 285.
Turn lights 3 113.
Seat belt reminder X illuminates or flashes red in the
overhead console.
If the seat belt is unfastened, control
indicator X will flash when vehicle
speed exceeds approx. 16 km/h. A warning chime also sounds for
approx. 90 seconds.
Depending on the vehicle, the control
indicator flashes if the front
passenger seat belt is not fastened.If the seat belt is fastened, the
indicator light extinguishes.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.
Three-point seat belts 3 56.
Airbag and belt tensioners
v illuminates yellow.
When the ignition is switched on, the control indicator illuminates briefly. If
it does not illuminate 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 3 55.
Airbag system 3 59.
Airbag deactivation Ó illuminates yellow.
Illuminates for approx. 60 seconds
after the ignition is switched on. The
front passenger airbag is activated.
W illuminates yellow when the
ignition is switched on and remains
illuminated when the front passenger
airbag has been deactivated 3 63.
Page 101 of 353

Instruments and controls999Danger
Risk of fatal injury for a child using
a child restraint system together
with activated front passenger
airbag.
Risk of fatal injury for an adult
person with deactivated front
passenger airbag.
Airbag system 3 59.
Belt tensioners 3 55.
Airbag deactivation 3 63.
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 briefly when the ignition is
switched on.
Illuminates when the engine is
running
Fault in the emission control system. The permitted emission limits may be exceeded. Seek the assistance of a
workshop immediately.
If Z illuminates in combination with
A , stop vehicle and switch off engine
as soon as possible.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
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 immediate assistance of a
workshop.
Service vehicle soon
j illuminates yellow.
Illuminates briefly when the ignition is
switched on.
The vehicle needs a service.
May illuminate in combination with
another control indicator or a
message in the Driver Information
Centre 3 105.
Illuminates if cleaning of the diesel particle filter is required and
automatic cleaning does not occur
3 233.
Page 105 of 353

Instruments and controls1039Warning
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 engine oil level 3 271.
Keep engine turned off and let the
vehicle be towed to a workshop.
Low fuel Y illuminates yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Fuel level in the tank is too low. Refuel
immediately.
Never run the tank dry.
Refuelling 3 263.
Catalytic converter 3 234.
Bleeding the diesel fuel system
3 276.
Stop-start system \ illuminates when an Autostop is
inhibited when certain conditions are
not fulfilled.
Ï illuminates during an Autostop.
Ï flashes if the clutch is not released
sufficiently.
Stop-start system 3 228.
Exterior light
F illuminates green.
Illuminated when the side lights are
on 3 110.
Low beam
9 illuminates or flashes green.
Illuminates
Illuminated when the headlights are on 3 110.Flashes
Fault in the lighting.
High beam P illuminates blue.
Illuminated when high beam is on and during headlight flash 3 111.
High beam assist f illuminates when the high beam
assist is activated 3 111.
Front fog lights
> illuminates green.
Illuminated when the front fog lights
are on 3 113.
Rear fog light ø illuminates yellow.
Illuminated when the rear fog light is on 3 114.
Cruise control
U , m illuminate green.
Page 109 of 353

Instruments and controls107Warning chimesIf several warnings appear at the
same time, only one warning chime will sound.
When starting the engine or whilst driving
The warning chime regarding
unfastened seat belts has priority
over any other warning chime.
● If seat belt is not fastened 3 56.
● If a certain speed is exceeded with the parking brake applied
3 245.
● If the parking assist detects an object or a fault is present
3 255.
● If the vehicle has manual transmission automated and the
clutch temperature is too high
3 241.
● If the vehicle speed briefly exceeds a set limit 3 91.
● During closing of the power sliding door 3 30.
● If the sliding door is open and the
parking brake is released 3 30.● During activation and
deactivation of alarm monitoring
of vehicle inclination 3 36.
● If the AdBlue level falls below a certain amount or a fault is
present 3 234.
● If the lane departure warning system detects an unintended
lane change and when the
system is activated 3 261.
When the vehicle is parked and /
or the driver's door is opened
● When the key is in the ignition switch.
● With exterior lights on 3 110.
● There is a fault with the power door lock system 3 28.
● If the vehicle has manual transmission automated 3 241,
the parking brake has not been
applied, neutral is not selected or the brake pedal has not been
depressed. A corresponding
message may also appear in the
Driver Information Centre 3 105.● If the sliding side door exterior
handle is in the open position
when unlocking the vehicle 3 30.
● If the parking brake is not applied
when the power sliding door
switch is pressed 3 30.
● If the power sliding door is locked
from the inside with the child lock
active 3 30.
● If the engine is in an Autostop but
not switched off. Stop-start
system 3 228.
Page 112 of 353

110LightingLightingExterior lighting.......................... 110
Light switch .............................. 110
Automatic light control .............110
High beam ............................... 111
High beam assist .....................111
Headlight flash ......................... 112
Headlight range adjustment ....112
Headlights when driving abroad .................................... 112
Daytime running lights .............113
Hazard warning flashers ..........113
Turn lights ................................ 113
Front fog lights ......................... 113
Rear fog light ........................... 114
Reversing lights .......................114
Misted light covers ...................114
Interior lighting ........................... 114
Interior lights ............................ 114
Load compartment lighting ......115
Reading lights .......................... 116
Lighting features ........................116
Exit lighting .............................. 116
Battery discharge protection ....117Exterior lighting
Light switch
Turn outer light switch:
7:off0:sidelights9 P:headlightsAUTO:automatic light control:
headlights are switched on
and off automatically.
Sidelights control indicator F
3 103.
Low beam control indicator 9 3 103.
High beam control indicator P
3 103.
Side position lights
Side position lights are illuminated
together with sidelights.
Automatic light control
When the automatic light control
function is switched on and the
engine is running, the system
switches between daytime running
lights (where fitted) and headlights,
depending on the lighting conditions.
For reasons of safety, the light switch
should always remain in the AUTO
position.
Daytime running lights 3 113.
Page 113 of 353

Lighting111Automatic headlight activation
During poor lighting conditions the
headlights are switched on.
Additionally, headlights are switched
on if the windscreen wiper has been
activated for several wipes.
High beam
To change between low and high
beam, pull lever beyond the
resistance point.
High beam assist
This feature automatically activates
the high beam at night when vehicle
speed is faster than 45 km/h.
It switches automatically back to low
beam when:
● The camera in the windscreen detects the lights of oncoming or
preceding vehicles.
● It is foggy or snowy.
● Driving in urban areas.
If there are no restrictions detected, the system switches back to high
beam.
ActivationTurn the outer light switch to AUTO
then pull the lever to activate high
beam assist.
The control indicator f illuminates
continuously in the instrument cluster when the assist is activated, while the
blue control indicator 7 3 103
illuminates when high beam is on.
Control indicator f 3 103.
Note
Use of the system does not relieve
the driver from full responsibility for
vehicle operation.
Deactivation
Pull the lever again. Control indicator
f extinguishes.
High beam assist is also deactivated when the outer light switch is moved
out of the AUTO position or the
ignition is switched off.
Note
Depending on version, the system
can be also deactivated via the
Infotainment system. Refer to
Infotainment manual for further
information.