
72Instruments and controls
Connecting electrical accessories
while the engine is off will discharge
the vehicle battery.
Do not exceed the maximum power
consumption of 120 watts.
Electrical accessories that are
connected must comply with the
electromagnetic compatibility
requirements laid down in
DIN VDE 40 839.
Do not connect any current-delivering
accessories, e.g. electrical charging
devices or batteries.
Do not damage the outlet by using
unsuitable plugs.
Cigarette 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 forcombustible rubbish.
Portable ashtray
Ashtray container for mobile use in
the vehicle. To use, open cover.

74Instruments and controls
Displays the engine speed.
Drive in a low engine speed range for
each gear as much as possible.Caution
If the needle is in the red warning
zone, the maximum permitted
engine speed is exceeded. Engine at risk.
Fuel gauge
Displays fuel level in the tank.
Control indicator Y illuminates if the
level in the tank is low.Refuel
immediately 3 127.
Never run the tank dry.Diesel fuel
system, bleeding 3 139.
Because of the fuel remaining in the
tank, the top-up quantity may be less
than the specified tank capacity.
Engine coolant
temperature gauge
Displays the coolant temperature.
left area=engine operating
temperature not yet
reachedcentral
area=normal operating
temperatureright area=temperature too high
Control indicator W illuminates if the
temperature is too high 3 79,
3 80.
Caution
If engine coolant temperature is
too high, stop vehicle, switch off
engine. Danger to engine. Check
coolant level.
For physical reasons, the coolant temperature gauge shows the coolant temperature only if the coolant level is adequate.
Engine oil level monitor
The engine oil level monitor is correct
only if the vehicle is parked on a level
surface with a cold engine.

Instruments and controls75
If the engine oil level is correct when
the ignition is switched on OIL LEVEL
CORRECT appears briefly in the
Driver Information Centre.
If the engine oil is above the minimum level, press the trip computer button
on the end of the wiper lever within
30 seconds of switching on the
ignition. The message OIL LEVEL is
displayed in combination with the squares that correspond to the oil
level.
As the oil level diminishes, the
squares in the display are replaced
with dashes.▢▢▢▢▢▢=Maximum level▢▢▢- - -=Intermediate level- - - - - -=Minimum level
If the minimum engine oil level is
reached TOP-UP OIL LEVEL is
displayed in combination with control
indicator A after the ignition is
switched on for 30 seconds. Check
and top up engine oil 3 134.
To exit the oil level monitor display,
press either trip computer button.
Trip computer 3 85.
Service display
When the ignition is switched on, the remaining distance before the next
service is due may be shown briefly in the Driver Information Centre. Based
on driving conditions, the interval at
which a service will be indicated can
vary considerably.
When the remaining distance before
the next service is less than
1800 miles or 2 months, SERVICE
IN appears in the Driver Information
Centre.
When the distance reaches 0 miles or the service date is due, control
indicators o and A illuminate in the
instrument cluster and SERVICE
DUE appears in the Driver
Information Centre.
The vehicle needs a service. Seek the
assistance of a workshop.
Resetting the service displayAfter a service, the service displaymust be reset: if available, select the
distance before service display in the
Driver Information Centre, then press
and hold button on end of wiper leverfor approx. 10 seconds until the
distance before service is displayed
continuously.
Trip computer 3 85.
Driver Information Centre 3 83.
Service information 3 167.
Transmission display
The mode or selected gear of the
manual transmission automated is shown in the transmission display.
R=Reverse gearN=NeutralA=Automatic mode

78Instruments and controlsTurn signal
O flashes green.
Flashes if a turn signal or the hazard
warning flashers are activated.
Rapid flashing: failure of a turn signal light or associated fuse.
An audible warning can be heard
when the turn signals are on. When
towing a trailer, the pitch of the
audible warning changes.
Bulb replacement 3 140.
Fuses 3 148.
Turn signals 3 89.
Seat belt reminder
X illuminates red.
If the seat belt is not fastened, X will
flash when vehicle speed exceeds
approx. 10 mph. An audible warning
also sounds for approx. 90 seconds.
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, airbag system
3 43, 3 45.
Airbag deactivation
W illuminates yellow when the
ignition is switched on and remains
illuminated when the front passenger
airbag has been deactivated 3 50.
If control indicator A is illuminated in
combination with v, seek the
assistance of a workshop.9 Danger
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.
Depending on model, control
indicator W may be located alongside
the central information display or on
the instrument panel.
Airbag system 3 45, belt tensioners
3 43, airbag deactivation 3 50.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.

Instruments and controls79
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.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 A 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 83.
Illuminates if cleaning of the diesel particle filter is required and
automatic cleaning does not occur
3 112.
Seek the assistance of a workshop
immediately.
Stop engine C illuminates red.Illuminates for a few seconds when
the ignition is switched on.
If C illuminates (possibly in
combination with W and/or R), stop
engine immediately and seek the
assistance of a workshop.
Depending on the type of fault, a
warning message may also appear in the Driver Information Centre 3 83.
Brake system R illuminates red.
Illuminates briefly when the ignition is
switched on.
Control indicator R remains
illuminated after the ignition is
switched on if the parking brake is
applied 3 119.
When the parking brake is released,
R illuminates (possibly in
combination with C) if the brake fluid
level is too low 3 136.

80Instruments and controls9Warning
Stop. Do not continue your
journey. Consult a workshop.
Brake system 3 118.
Brake pad wear
F illuminates yellow.
Illuminates when the brake pads are
worn 3 118.
Seek the assistance of a workshop.
Antilock brake system
(ABS)
u illuminates yellow.
Illuminates briefly when the ignition is switched on. The system is ready for
operation when u extinguishes.
If control indicators u and A
illuminate with the messages CHECK
ABS and CHECK ESP in the Driver
Information Centre 3 83, there is a
fault in the ABS. The brake system
remains operational but without ABS
regulation.
If control indicators u, A , R and
C illuminate, the ABS and ESP are
deactivated and the message
BRAKING FAULT is displayed. Seek
the assistance of a workshop.
Antilock brake system 3 118.
Upshift k or j illuminates yellow.
Illuminates when gearshifting is
recommended for fuel saving
reasons.
Electronic Stability
Program
v flashes or illuminates yellow.
Illuminates for a few seconds when
the ignition is switched on.Flashing during driving
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree
3 120.
Illuminates during driving The system is switched off. The
message ESP OFF will also appear in
the Driver Information Centre 3 83.
ESP® Plus
3 120, Traction Control
system 3 119.
Engine coolant
temperature
W illuminates red.
Illuminates when the engine is
running If W illuminates (possibly in
combination with control indicator
C ), stop vehicle and switch off
engine.

Instruments and controls81Caution
Coolant temperature too high.
Check coolant level 3 135.
If there is sufficient coolant, consult a workshop.
Preheating
! illuminates yellow.
Preheating is activated.Only
activates when outside temperature is low.
Diesel particle filter
8
Not used.
Diesel particle filter 3 79, 3 112.
Engine oil pressure I illuminates red.
Illuminates briefly when 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,
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
assistance of a workshop 3 134.
Low fuel
Y illuminates yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine isrunning
Fuel level in the tank is too low. Refuel immediately.
Never run the tank dry.
Refuelling 3 127.
Catalytic converter 3 112.
Bleeding the diesel fuel system
3 139.
Drain fuel filter
Q illuminates yellow.
Illuminates when the ignition is
switched on and extinguishes shortly after the engine starts.

82Instruments and controls
Illuminates when the engine isrunning
Indicates the presence of water in the
diesel. Seek the assistance of a
workshop immediately.
Stop-start system Ï illuminates or flashes yellow /
green.
Illuminates
Illuminates green during an Autostop.
If Ï illuminates yellow there is a fault
in the stop-start system. Seek the
assistance of a workshop.
Flashes Flashes green during an automatic
restart.
Stop-start system 3 108.
Exterior light 9 illuminates green.
Illuminated when the exterior lights
are on 3 87.High beam
P illuminates blue.
Illuminated when high beam is on and during headlight flash 3 88.
Fog light > illuminates green.
Illuminated when the front fog lights
are on 3 89.
Rear fog light
r illuminates yellow.
Illuminated when the rear fog light is
on 3 90.
Cruise control m , U illuminates green or yellow.
m illuminates green when a certain
speed is stored.
U illuminates green when the system
is on.
Speed limiter U illuminates yellow.U
illuminates yellow when the
system is on.
Cruise control, Speed limiter 3 121.
Tachograph & illuminates when there is a fault
3 86.
Door open
U illuminates red.
Illuminates with the ignition switched
on when a door or the tailgate is open.
Vehicles with manual transmission
automated; control indicator
illuminates in transmission display
indicating relevant open door.