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76Instruments and controls
The portable ashtray can be placed inthe cupholders. Open cover to use.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
With the "Personalised key" function
( P6 ), a particular maximum speed
can be assigned to each vehicle key.
When this speed is exceeded, a
warning buzzer sounds. Vehicle
personalisation 3 95.
Odometer
The bottom line displays the recorded distance.
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Instruments and controls77Trip odometerThe top line displays the recordeddistance since the last reset.
To reset, hold the reset knob
depressed for a few seconds with the
ignition on.
Tachometer
Displays the engine speed.
Drive in a low engine speed range for each gear as much as possible.
Upshift when indicated by the control
indicator [ 3 82.
Caution
If the needle is in the red warning
zone, the maximum permitted
engine speed is exceeded. Engine at risk.
Fuel gauge
Displays the fuel level or gas level in
the tank depending on the operation
mode.
Control indicator Y illuminates if the
level in the tank is low. Refuel
immediately if it flashes.
During liquid gas operation, the
system automatically switches over to
petrol operation when gas tanks are
empty 3 77.
Never run the tank dry.
Because of the fuel remaining in the
tank, the top-up quantity may be less
than the specified tank capacity.
Fuel selector
Pressing button LPG switches
between petrol and liquid gas
operation. The LED 1 status shows
the current operating mode.
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78Instruments and controls
1 off=petrol operation1 illumi‐
nates=liquid gas operation1 flashes=no switching is
possible, one type
of fuel is empty
As soon as the liquid gas tanks are empty, petrol operation is
automatically engaged until the
ignition is switched off.
Fuel for liquid gas operation 3 135.
Service display
The message InSP appears when it
is time for servicing. Further
information 3 194.
Transmission display
The mode or selected gear is shown
in the transmission display.
P=Automatic transmission
park positionR=Reverse gearN=Neutral positionA=Manual transmission
automated automatic modeD=Drive position1, 2,
3=Selected gear, automatic
transmission1 - 5=Current gear, manual
transmission automated,
manual mode
Control indicators
The control indicators described are
not present in all vehicles. The
description applies to all instrument
versions. When the ignition is
switched on, most control indicators
will illuminate briefly as a functionality
test.
The control indicator colours mean:
red=danger, important
reminderyellow=warning, information, faultgreen=confirmation of activationblue=confirmation of activation
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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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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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90Instruments and controlsVehicle messagesMessages are given via the
instrument panel display or as
warning and signal buzzers. Check
control messages appear on the
Info-Display. Some appear in an
abbreviated form. Confirm warning
messages with the multifunction
control 3 86.
Warning chimes When starting the engine or
whilst driving ■ If seat belt is not fastened.
■ If a door or the tailgate is not fully closed when starting-off.
■ If a certain speed is exceeded with the parking brake applied.
■ If the speed programmed at the factory is exceeded.
■ If the vehicle has manual transmission automated and the
driver's door is opened when theengine is running, a gear is
engaged and the foot brake is not
depressed.
■ Warning signal sounds three times if the rear carrier system is
extended and reverse gear is
selected.
When the vehicle is parked and
the driver's door is opened ■ When the key is in the ignition switch.
■ With exterior lights on.
■ For manual transmission automated, if the parking brake is
not applied and no gear is engaged when the engine is switched off.
During an Autostop ■ If the driver's door is opened.
Battery voltage Low battery voltage in the radio
remote control. On vehicles without
check control, the message InSP3
appears in the instrument panel
display. Replace the battery 3 20.Brake light switch
Brake light does not come on during
braking. Have the cause of the fault
remedied immediately by a
workshop.
Drain diesel fuel filter
If there is water in the diesel fuel filter, the message InSP4 appears in the
instrument panel. In some models
InSP4 illuminates together with A in
the instrument. Consult a workshop.
Lighting
Important exterior lighting lamps,
including cables and fuses, are
monitored. In trailer mode, trailer
lighting is also monitored. Trailers
with LED lighting must have an
adapter that enables lamp monitoring as with conventional bulbs.
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92Instruments and controls
Range
Range is calculated from current fuel
tank content and current
consumption. The display shows
average values.
After refuelling, the range is updated
automatically after a brief delay.
When the fuel level in the tank is low,
a message appears on the display.
Confirm the warning message by
pressing 7 on the wiper lever.
Instantaneous consumption Display of the instantaneous
consumption. At low speeds,
consumption per hour is displayed.
Distance travelled Display of distance travelled.
Average speed
Display of average speed. The
measurement can be reset at any
time.
Absolute consumption Display of fuel consumed.Average consumption
Display of average consumption. The
measurement can be reset at any
time.
Stop watch
Measurement of the time from
activation to deactivation.
Press the 7 button to start and stop
the measurement.
Reset trip computer
The measurement or calculation of
the following trip computer
information can be restarted:
■ Distance,
■ Average speed,
■ Absolute consumption,
■ Average consumption.
Select the desired function. To reset
a value to zero, hold down the button
7 for more than three seconds.
To reset all functions, hold down the button 7 for more than 6 seconds.Trip computer in Graphic-
Info-Display or Colour-
Info-Display
The main page of the trip computer
provides information on range,
current consumption and average
consumption of BC 1.
To display other trip computer data, press the BC button on the
Infotainment system, select the trip
computer menu from the display or
press the left adjuster wheel on the
steering wheel.
Select BC 1 or BC 2 from the trip
computer menu.