Instruments and controls85
Interrupt your journey immediately.Remove key and check drive belt
condition and tensioning before
seeking 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. If it does not
illuminate, seek the assistance of a
workshop.
Can illuminate briefly when driving;
this is normal and does not indicate a
system fault.
Illuminates when the engine is
running
Fault in the emission control system.
The permitted emission limits may be exceeded. Fuel economy and vehicle
driveability may be impaired. Seek
the assistance of a workshop
immediately.Control indicator Z also illuminates if
there is a fault in the diesel particle
filter 3 128 or with the automatic
transmission 3 133. Seek the
assistance of a workshop as soon as
possible.
Ensure the fuel filler cap is screwed in completely 3 146.
Flashes when the engine is
running
Fault that could lead to catalytic
converter damage 3 129 . Ease up on
the accelerator until the flashing
stops. Seek the assistance of a
workshop immediately.
Service vehicle soon g illuminates yellow.
Illuminates when the engine is
running to indicate a fault in the
engine or transmission electronics. The electronics switch to an
emergency running programme, fuel
consumption may be increased and
vehicle handling may be impaired.In some cases, the fault can be
eliminated by switching the engine off
and back on again. If g illuminates
again after restarting the engine, the vehicle may need a service.
Have the cause of the fault eliminated by a workshop.
Brake system
R illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts. If it does not
illuminate, stop and seek the
assistance of a workshop.
If it stays lit while the engine is
running, the brakes do not operate as normal, or leaks are found in the
brake system, do not attempt to drive
the vehicle. Have the vehicle towed to a workshop for inspection and repair.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
86Instruments and controls
Illuminates when engine is running if
fluid level for brake hydraulics is too
low 3 157.
Brake system 3 137.
Electrical parking brake
m illuminates or flashes red.
When the engine is started, m
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
Illuminates Electrical parking brake is applied3 137.
Flashes Electrical parking brake is not fully
applied or released.
Switch on ignition, depress brake
pedal and attempt to reset the system
by first releasing and then re-applying the electrical parking brake.
If m remains flashing, do not drive
and seek the assistance of a
workshop.Electrical parking brake
fault
j illuminates yellow.
When the ignition is switched on, j
illuminates briefly. If it does not
illuminate, seek the assistance of a workshop.
Illuminates Electrical parking brake is operating
with degraded performance 3 137.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Antilock brake system
(ABS) u illuminates yellow.
The system is ready for operation
when the control indicator
extinguishes.
If the control indicator does not
illuminate when the ignition is
switched on, stays lit or illuminates
during driving, there is a fault in the
ABS. The brake system remains
operational but without ABS
regulation.
If control indicator u illuminates
during driving along with brake
system control indicator R, there is a
serious fault in the brake system.
Have the system checked
immediately by a workshop.
Antilock brake system 3 137.
Upshift [ illuminates green.
Upshifting is recommended for fuel
saving purposes.
All wheel drive B illuminates or flashes yellow.
Illuminates briefly when the ignition is
switched on. If it does not illuminate,
seek the assistance of a workshop.
88Instruments and controls
Flashes
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree.
Electronic Stability Control 3 139.
Electronic Stability Control
off t illuminates yellow.
When the ignition is switched on, t
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
Illuminates when ESC has been
switched off manually by pressing
button t on the centre console.
Electronic Stability Control 3 139.
Engine coolant
temperature
W illuminates red.When the engine is started, W
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
Illuminates when the engine is running
Stop vehicle and switch off engine.Caution
Coolant temperature too high.
Check coolant level 3 155.
If there is sufficient coolant, seek the
assistance of a workshop.
Preheating ! illuminates yellow.
Preheating is activated. Only
activates when outside temperature
is low.
If it illuminates during driving or if the
engine cannot be started, seek the
assistance of a workshop as soon as
possible.
Starting the engine 3 124.
Diesel particle filter
% illuminates or flashes yellow.
The diesel particle filter requires
cleaning.
Continue driving until %
extinguishes.
Illuminates during driving
Control indicator % iluminates,
accompanied by a warning chime,
when the diesel particle filter is full.
Start cleaning process as soon as
possible.
Flashes during drivingControl indicator % flashes when the
maximum filling level of the filter is
reached. Start cleaning process
immediately to avoid damage to the
engine. A warning chime sounds
every 3 minutes until the cleaning
process is complete.
Diesel particle filter 3 128, Stop-start
system 3 125.
Instruments and controls89Tyre pressure monitoring
system
w illuminates or flashes yellow.
Illuminates Tyre pressure loss. Stop immediately
and check tyre pressure.
A corresponding message also
appears on the Info-Display 3 92.
Flashes Fault in system or tyre without
pressure sensor mounted ( e.g. spare
wheel). After approx. one minute the
control indicator illuminates
continuously. A corresponding
message also appears on the Info-
Display.
Consult a workshop.
Tyre pressure monitoring system
3 178.
Engine oil pressure
I illuminates red.Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts. If it does not
illuminate, seek the assistance of a
workshop.
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. 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 the
assistance of a workshop 3 154.
Change engine oil
C illuminates yellow.
When the engine is started, C
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
The engine oil life monitor lets you know when to change the oil. Control
indicator C illuminates to indicate
that engine oil life has been
diminished and the oil needs
changing.
90Instruments and controls
Based on driving conditions, the
interval at which an oil change will be indicated can vary considerably.
Change oil within 600 miles. Engine
power may be decreased.
Once the engine oil has been
changed 3 154, the engine oil life
monitor needs to be reset. Seek the assistance of a workshop.
Low engine oil level S illuminates yellow.
When the ignition is switched on, S
illuminates briefly. If it does not
illuminate, seek the assistance of a
workshop.
Illuminates during driving Oil level is low: top up oil to specified
level 3 154.
Fuel economy mode
s illuminates green.
Illuminates when fuel ecomony mode is switched on 3 132.Low fuel
Y illuminates yellow.
When the engine is started, Y
illuminates briefly. If it does not
illuminate, seek the assistance of a workshop.
Illuminates during driving when fuel
level in tank is too low. Refuel
immediately 3 146.
Never run the tank dry. Erratic fuel
supply can cause catalytic converter
to overheat 3 129.
Diesel engines: if the tank has been
run dry, bleed the fuel system 3 161.
Fuel tank capacity 3 209.
Catalytic converter 3 129.
Drain fuel filter U illuminates yellow.
Illuminates when water level in diesel
fuel filter exceeds a specified level.
Residual water in the diesel fuel filter
must be drained 3 160. Seek the
assistance of a workshop as soon as
possible.Immobiliser
d illuminates red.
When the engine is started, d
illuminates briefly. If it does not
illuminate, seek the assistance of a workshop.
Illuminates to indicate a fault in the
immobiliser system. The engine
cannot be started.
Electronic immobiliser 3 27.
Reduced engine power
# illuminates yellow.
Illuminates in conjunction with control
indicator g, the vehicle needs a
service. Move out of the flow of traffic as quickly as possible without
impeding other vehicles, stop the
engine and restart after 10 seconds.
The engine power is limited. Consult
a workshop.
Apply footbrake - illuminates yellow.
Instruments and controls91
Brake pedal needs to be depressed
to release the electrical parking brake
3 137.
Clutch pedal needs to be depressed
to restart the engine.
Stop-start system 3 125.
High beam C illuminates blue.
Illuminated when high beam is on and during headlight flash 3 107.
Automatic headlight
levelling system
q illuminates yellow
Illuminates during driving to indicate a fault that requires immediate
attention. Seek the assistance of a
workshop as soon as possible.
Automatic headlight range
adjustment 3 107.
Fog light
> illuminates green.Illuminates when the front fog lights
are switched on 3 109.
Rear fog light
r illuminates yellow.
Illuminates when the rear fog light is
switched on 3 110.
Cruise control
m illuminates yellow or green.
Illuminates yellow
The system is ready for operation.
Illuminates green
A certain speed is stored.
Cruise control 3 141.
Speed warning
à illuminates yellow.
In vehicles equipped with the
overspeed warning light, when
vehicle speed exceeds 75 mph,
control indicator à flashes,accompanied by a warning chime, to
warn the driver to reduce speed as
appropriate.
Trailer indicator á illuminates green.
Illuminates when a trailer is
connected to the vehicle 3 147.
Bonnet open
/ illuminates red.
Illuminates when the bonnet is open.
Stop-start system 3 125.
Door open ( illuminates red.
Illuminates when a door is open or not
securely latched.
Tailgate open
1 illuminates red.
Illuminates when tailgate is open or
not securely latched 3 23.
100Instruments and controlsVehicle messagesWarning chimes
When starting the engine or whilst driving
Only one warning chime will sound at a time.
The warning chime regarding
unfastened seat belts has priority
over any other warning chime.
■ If seat belt is not fastened.
■ When operating the turn and lane- change signals.
■ When the vehicle is being driven and the electrical parking brake is
applied 3 137.
■ When releasing the electrical parking brake without applying the
foot brake 3 90.
■ If there is a fault in the braking system 3 85.
■ If the parking assist detects an object 3 143.■ During automatic self-cleaning of
the diesel particle filter 3 128.
■ In vehicles equipped with engine overspeed warning; when vehicle
speed exceeds 75 mph 3 91.
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.
Tyre pressure
Check controlIn vehicles with tyre pressure
monitoring system, if low tyre
pressures are detected, relevant
information appears on the
information display.
Reduce speed and check tyre
pressure at the next opportunity.
Tyre pressure monitoring system
3 178.
Check tyre pressures 3 178, 3 210.
If there is a considerable loss of
pressure, a corresponding message
appears indicating the relevant tyre.
110LightingRear fog lights
Operated with the r button.
Control indicator r illuminates in the
instrument cluster when the rear fog light is switched on.
The rear fog light can only be
switched on when the ignition is on
and the light switch is in position 9,
or the front fog lights are on and the
light switch is in position 8.
Light switch in position AUTO:
switching on rear fog light will switch
on low beam and sidelights
automatically.
The vehicle rear fog light is
deactivated when towing.
Parking lights
When the vehicle is parked, the
parking lights on one side can be
activated:
1. Set light switch to 7 or AUTO .
2. Switch off ignition.
3. Move turn signal lever all the way up (right parking lights) or down
(left parking lights).
Confirmed by a signal tone and the
corresponding turn signal control
indicator.
To deactivate, switch on the ignition or move the turn signal lever in the
opposite direction.
Reversing lights The reversing lights come on when
the ignition is on and reverse gear is
selected.
Centre high-mounted brake light
Illuminates when the brakes are
applied, acting as a third stop light, to supplement the brake lights.
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.