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Instruments and controls79
Control indicators in the instrument
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80Instruments and controlsTurn signal
O illuminates or flashes green.
Illuminates The control indicator illuminates
briefly when the parking lights are
switched on 3 102.
Flashes
The control indicator flashes if a turn
signal or the hazard warning flashers
are activated.
Rapid flashing: failure of a turn signal light or associated fuse, failure of turn
signal light on trailer.
Bulb replacement 3 153, Fuses
3 166, Turn signals 3 101.
Seat belt reminder
X illuminates or flashes red.
Illuminates
After the ignition is switched on until
the seat belt is fastened.Flashes
After starting off until the seat belt is
fastened.
Fastening the seat belt 3 39.
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 belt
tensioner or the airbags. In this case
the LEDs in the button W will also
flash. The airbags and belt tensioners
may fail to trigger in the event of an
accident.
Deployment of the belt tensioners or
airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Airbag system, belt tensioners 3 41,
3 38.
Airbag deactivation W illuminates together with the LEDs
in the button W: airbag deactivated
3 46.
W flashes: the system can be
activated or deactivated within
15 seconds of switching on the
ignition 3 46.
Charging system
p illuminates or flashes red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
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Instruments and controls81
Illuminates when the engine is
running Stop, switch off engine. Battery is not
charging. Engine cooling may be
interrupted. In diesel engines, power
to the brake servo unit may be cut.
Seek the assistance of a workshop.
Flashes during or after engine start Battery voltage too low. Have
electrical system tested by 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 isrunning
Fault in the emission control system. The permitted emission limits may be
exceeded. Immediately seek the
assistance of 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 assistance of a workshop
immediately.
Service vehicle soon A illuminates or flashes yellow.
Illuminates when the engine is
running
Fault in engine or transmission
electronics. The electronics switch to
an emergency running programme.
Fuel consumption may be increased
and the vehicle handling may be
impaired.
If the fault persists after restarting the vehicle, consult a workshop.
Illuminates together with InSP4
in the service display
Seek the assistance of a workshop for
draining the diesel fuel filter.Flashes with switched on
ignition
Fault in the immobiliser system. The
engine cannot be started 3 26.
Brake and clutch system
Brake and clutch fluid level R illuminates red.
Illuminates when the parking brake is
released if the brake and clutch fluid
level is too low 3 150.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates after the ignition is
switched on if the parking brake is
applied 3 129.
Apply parking brake
R flashes red.
On vehicles with manual transmission
automated, R flashes for a few
seconds when the ignition is switched
off if the parking brake is not applied.
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82Instruments and controls
On vehicles with manual transmission
automated, R flashes when the
driver's door is opened if no gear is engaged and the parking brake is not
applied.
Apply clutch pedal
- illuminates yellow.
Clutch pedal needs to be operated to start the engine.
Stop-start system 3 116.
Antilock brake system
(ABS) u illuminates red.
Illuminates for a few seconds after the ignition is turned 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
ABS. The brake system remains
operational but without ABS
regulation.
Antilock brake system 3 128.Upshift
[ illuminates green when upshifting
is recommended for fuel saving
reasons.
Sport mode
1 illuminates yellow.
The symbol is illuminated when Sport mode is on 3 126.
Winter mode T illuminates yellow.
The symbol is illuminated when
Winter mode is on 3 121, 3 126.
Power steering
p illuminates yellow.
Fault in power steering system. The
power steering may have failed. The
vehicle can be steered but
considerably more force is required.
Contact a workshop.Ultrasonic parking assist
r illuminates or flashes yellow.
Illuminates
Fault in system. Have the cause of the fault remedied by a workshop.
Flashes Fault due to sensors that are dirty orcovered by ice or snow.
or
Interference due to external sources
of ultrasound. Once the source of interference is removed, the system
will operate normally.
Parking assist 3 132.
Electronic Stability
Program
v flashes or illuminates yellow.
Illuminates for a few seconds when
the ignition is switched on.
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Instruments and controls83
Flashing during drivingThe system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree
3 130.
Illuminates while driving The system is switched off or a fault
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.
Electronic stability program 3 130.
Engine coolant
temperature
W illuminates red.
Illuminates when the engine is
running Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level 3 149.
If there is sufficient coolant, consult a workshop.
Preheating and diesel
particle filter
! illuminates or flashes yellow.
Illuminates
Preheating activated. Only activates
when outside temperature is low.
Flashes (in vehicles fitted with a diesel particle
filter).
Control indicator ! flashes if the filter
requires cleaning and previous
driving conditions did not permit
automatic cleaning. Continue driving
and if possible do not allow engine
speed to drop below 2000 rpm.
The control indicator ! extinguishes
as soon as the self-cleaning
operation is complete.
Diesel particle filter 3 119, Stop-start
system 3 116.
Deflation detection system
and tyre pressure
monitoring system
w illuminates red or yellow.
Deflation detection system Illuminates red
Deflation detected. Stop immediately and check tyre pressure.
Illuminates yellow
Fault in system. Consult a workshop.
Deflation detection system 3 175.
Tyre pressure monitoring
system w illuminates or flashes yellow.
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84Instruments and controls
Illuminates yellow
Deflation detected. Stop as soon as
possible and check tyre pressure.
Flashes yellow for 1 minute then
illuminates continuously
Fault in system. Consult a workshop.
Tyre pressure monitoring system
3 174.
Engine oil pressure
I illuminates red.
Illuminates for a few seconds after the ignition is switched on.
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.
1. Depress clutch.
2. Select neutral gear, set selector lever to N.
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 (except
during an Autostop), considerably
more force is needed to brake and steer.
Do not remove key until vehicle is stationary, otherwise the steeringwheel lock could engage
unexpectedly.
Check oil level before seeking the
assistance of a workshop 3 148.
Low engine oil level S illuminates yellow.
Engine oil level is checked
automatically.
Illuminates when the engine is
running
Low engine oil level. Check engine oil level and top up as necessary
3 148.
Low fuel Y illuminates or flashes yellow.
Illuminates Level in fuel tank too low.
Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Erratic fuel supply can cause catalytic converter to overheat 3 120.
Bleeding the diesel fuel system
3 152.
Apply footbrake
j illuminates yellow.
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Instruments and controls85
With manual transmission
automated, the engine can only be started if the foot brake is depressed. If the foot brake is not depressed, the
control indicator illuminates 3 124.
Exterior light 8 illuminates green.
Illuminated when the exterior lights
are on 3 98.
High beam P illuminates blue.
Illuminated when high beam is on and
during headlight flash 3 99.
Adaptive forward lighting B illuminates yellow.
Illuminates when the engine is running
Fault in system.
Seek the assistance of a workshop.Illuminates after ignition is switched on Control indicator B illuminates for
approx. 4 seconds as a functionality
test.
Control indicator B illuminates for
approx. 8 seconds as a reminder that
the headlights have been set to
symmetrical low beam 3 100.
Fog light > illuminates green.
Illuminated when the front fog lights
are on 3 102.
Rear fog light
r illuminates yellow.
Illuminated when the rear fog light is
on 3 102.
Cruise control
m illuminates or flashes green.Illuminates
Illuminates when the system is on3 131.
Flashes Cruise control was enabled without
depressing the brake pedal
beforehand.
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86Instruments and controlsInformation displaysTriple-Info-Display
Displays time, outside temperature
and date or Infotainment system
(when it is on).
When the ignition is off, the time, date and outside temperature can be
displayed by briefly pressing one of
the two buttons below the display.
Graphic-Info-Display,
Colour-Info-Display
Displays time, outside temperature,
date or Infotainment system (when it
is on) and electronic climate control
system.
The Colour-Info-Display displays the
information in colour.
The type of information and how it is
displayed depends on the equipment
of the vehicle and the settings made.
Selecting functions
Functions and settings of the
Infotainment system and electronic
climate control system are accessed via the display.
Selections are made via the menus
and buttons or the left adjuster wheel
of the steering wheel.
Selecting with the Infotainment
system buttons
Select menu items via the menus and
by using the Infotainment system
buttons. The OK button is used to
select the highlighted item or confirm
a command.