82Instruments and controlsrespective seat has been
fastened or if any passenger has
unfastened the seat belt.
Seat belts 3 46.
Airbag and belt tensioners
v illuminates red.
When the ignition is switched on, the control indicator illuminates for
approx. 4 seconds. If it does not
illuminate, does not go out after
4 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 3 46.
Airbag system 3 49.
Airbag deactivation
Ó ON illuminates yellow.
The front passenger airbag is
activated.
* OFF illuminates yellow.
The front passenger airbag is
deactivated.
Airbag deactivation 3 54.
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.
Seek the assistance of a workshop
immediately.
Instruments and controls83Flashes when the engine is
running
The engine management system has
a fault that could lead to catalytic
converter damage. Ease up on the
accelerator until the flashing stops.
Seek the assistance of a workshop
immediately.
Service vehicle soon C illuminates yellow.
Illuminates briefly when the ignition is
switched on.
May illuminate together with other
control indicators and a
corresponding message in the Driver
Information Centre.
Seek the assistance of a workshop
immediately.
Stop engine
Y illuminates red.
Illuminates briefly when the ignition is switched on.Illuminates together with other control
indicators, accompanied by a warning chime and a corresponding message
in the Driver Information Centre.
Stop engine immediately and seek
the assistance of a workshop.
System check J illuminates yellow or red.
Illuminates yellow A minor engine fault has been
detected.
Illuminates red A major engine fault has been
detected.
Stop engine as soon as possible and seek the assistance of a workshop.
Brake and clutch systemR illuminates red.
The brake and clutch fluid level is too
low, when parking brake is not
applied 3 177.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates when the manual parking
brake is applied and ignition is
switched on 3 136.
Brake fluid 3 177.
Parking brake m illuminates red.
Illuminates when the parking brake is
applied and ignition is switched on
3 136.
Antilock brake system
(ABS)
u illuminates yellow.
Illuminates for a few seconds after the ignition is switched on. The system is
ready for operation when the control
indicator extinguishes.
If the control indicator does not go out after a few seconds, or if it illuminates while driving, there is a fault in the
Instruments and controls85Check coolant level immediately
3 176.
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.
Starting the engine 3 123.
Exhaust filter
% or C illuminates yellow.
The exhaust filter requires cleaning.
Continue driving until the control
indicator extinguishes.
Illuminates temporarily
Start of saturation of the exhaust filter.
Start cleaning process as soon as
possible by driving at a vehicle speed of at least 40 mph.Illuminates constantly
Indication of a low additive level. Seek
the assistance of a workshop.
Exhaust filter 3 128.
AdBlue Y flashes or illuminates yellow.
Illuminates yellow
The remaining driving range is
between 370 miles and 1500 miles.
Flashes yellow The remaining driving range is
between 0 and 370 miles.
AdBlue level is low. Refill AdBlue
soon to avoid prevention of the
engine start.
AdBlue 3 129.
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.
Deflation detection system 3 195.
Engine oil pressure I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly after the engine starts.
Illuminates 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.
86Instruments and controls1. Select neutral gear.
2. Move out of the flow of traffic as quickly as possible without
impeding other vehicles.
3. 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.
Keep engine turned off and let the
vehicle be towed to a workshop
3 175.
Low fuel o illuminates yellow.
Level in fuel tank is too low.
Refuelling 3 166.
Bleeding the diesel fuel system
3 179.
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 3 125.
Exterior light 8 illuminates green.
The exterior lights are on 3 99.
Low beam
9 illuminates green.
Illuminated when low beam is on.
High beam
C illuminates blue.Illuminated when high beam is on or
during headlight flash 3 100.
High beam assist
f illuminates green.
The high beam assist is activated
3 100.
Front fog lights
> illuminates green.
The front fog lights are on 3 103.
Rear fog light
ø illuminates yellow.
The rear fog light is on 3 104.
Rain sensor
< illuminates green.
Illuminated when automatic wiping
with rain sensor is activated.
Windscreen wiper and washer 3 71.
90Instruments and controlsThe values of trip 1 page can be reset
by pressing SET/CLR for a few
seconds.
Trip 2 page:
Average speed
Display of average speed. The
measurement can be reset at any
time.
Average fuel consumption
Display of average consumption. The measurement can be reset at any
time and starts with a default value.
Distance travelled
Displays the current distance for trip
2 since a certain reset.
The values of trip 2 page can be reset
by pressing SET/CLR for a few
seconds.
Digital speed page
Digital display of the instantaneous
speed.
Stop and Start time counter
A time counter calculates the time
spent in STOP mode during a
journey. It resets to zero every time
the ignition is switched on.Compass page
Displays the geographic direction of
driving.
Blank page
No trip/fuel information is displayed.
AdBlue Press M or CHECK repeatedly until
the AdBlue menu is shown.
AdBlue range
Indicates an estimate of the AdBlue
level. A message indicates whether
the level is sufficient or low.
3 129.
Info Display The Info Display is located in the
instrument panel near the instrument
cluster.
Depending on the vehicle
configuration the vehicle has a
● Graphic Info Display
or
● 7'' Colour Info Display with
touchscreen functionalityor
● 8'' Colour Info Display with
touchscreen functionality
The Info Display can indicate: ● time 3 74
● outside temperature 3 73
● date 3 74
● Infotainment system, see description in the Infotainment
manual
● indication of rear view camera 3 160
● indication of panoramic view system 3 158
● indication of parking assist instructions 3 149
● navigation, see description in the
Infotainment manual
● vehicle and system messages 3 93
● settings for vehicle personalisation 3 94
98Instruments and controlsNotice
Establishing an emergency call may
not be possible in areas without
sufficient network availability or due
to hardware damage during an
accident.
Automatic crash notification
In case of an accident with airbag
deployment, an automatic
emergency call is established and an automatic crash notification will be
transmitted to the next public safety
answering point.
Emergency assistance
In case of an emergency you can also
manually place an emergency call by pressing the red SOS button for more
than two seconds. The LED flashes to confirm that a connection to the
nearest PSAP is being established.
The LED illuminates steadily as long
as the call is active.
Pressing the SOS button immediately
a second time will terminate the call.
The LED switches off.Status LED
Illuminates green and red and
extinguishes after a short time, when
the ignition is switched on: the system works properly.
Illuminates red: fault in the system.
Contact a workshop.
Flashes red: backup battery needs
replacement.
Breakdown call function
Pressing . for more than two
seconds connects you to a roadside
assistance service provider.
For information about coverage and
scope of services of the roadside
assistance, please refer to the
Service and warranty booklet.
100LightingAutomatic light control
When the automatic light control
function is switched on and the
engine is running, the system
switches between daytime running
lights and headlights automatically
depending on the external lighting
conditions and information given by
the wiper system.
Make sure the sensor is not blocked
3 10, 3 35.
Daytime running light 3 102.
Automatic headlight activation During poor lighting conditions
headlights are switched on.
Additionally, headlights are switched
on if the windscreen wipers have
been activated for several wipes.
LED headlights 3 102.
Tunnel detection
When a tunnel is entered headlights
are switched on immediately.
High beam
Push to switch from low to high beam.Pull to deactivate high beam.
High beam assist 3 100.
High beam assist
The camera in the windscreen
detects the lights of oncoming or
preceding vehicles. Once activated,
high beam assist remains active and
switches high beam on and off
depending on surrounding
conditions. The latest setting of the
high beam assist will remain after the ignition is switched on again.
This feature automatically activates
the high beam in the dark when
vehicle speed is faster than 15 mph.
It switches automatically back to low
beam when:
● The camera in the windscreen detects the lights of oncoming or
preceding vehicles.
● The vehicle speed drops below 9 mph.
● It is foggy or snowy.
● Front or rear fog lights are switched on.
● Driving in urban areas.
If there are no restrictions detected,
the system switches back to high
beam.
104LightingRear fog light
Operated by pressing ø.
Light switch in position AUTO:
switching on rear fog light will switch
headlights on automatically.
Light switch in position 8: rear fog
light can only be switched on with
front fog lights.
The vehicle rear fog light is
deactivated when towing a trailer or a
plug is connected with the socket,
e.g. when a bicycle carrier is used.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Switch off ignition.
2. Move the lever all the way up (right parking lights) or down (left
parking lights).
Confirmed by a signal and the
corresponding turn light control
indicator.
Reversing lights
The reversing light comes on when
the ignition is on and reverse gear is
selected.
Misted light covers
The inside of the light housing may
mist up briefly in poor, wet and cold weather conditions, in heavy rain or
after washing. The mist disappears
quickly by itself. To help, switch on the headlights.