16In brief
Automatic transmissionP=park positionR=reverse gearN=neutral positionD=drive
The selector lever can only be movedout of P or N when the ignition is on
and the foot brake is depressed
(selector lever lock). To engage P or
R , press the release button on
selector lever.
The automatic transmission is
available in two versions 3 128.
Starting off
Check before starting off ■ Tyre pressure and condition 3 173,
3 205.
■ Engine oil level and fluid levels 3 153.
■ All windows, mirrors, exterior lighting and number plates are free
from dirt, snow and ice and are
operational.
■ Proper position of seats, seat belts and mirrors 3 46, 3 55, 3 38.
■ Brake function at low speed, particularly if the brakes are wet.Starting engine with ignition
switch
■ Turn key to position 1
■ Move the steering wheel slightly to release the steering wheel lock
■ Operate clutch and brake, automatic transmission in P or N
■ Do not operate the accelerator pedal
■ Diesel engines, turn the key to position 2 for preheating and wait
until control indicator ! goes out
■ Turn key to 3 and release key when
engine is running.
30Keys, doors and windows
The emergency key can only lock or
unlock the driver's door. Unlocking the entire vehicle 3 31. On vehicles
with anti-theft alarm system, the
alarm may be triggered when the
vehicle is unlocked. Deactivate the
alarm by switching on the ignition.Hold the electronic key at the marked
position and press the Start/Stop
button.
To switch off the engine, press the
Start/Stop button for at least
2 seconds.
Lock the driver's door with the
emergency key. Locking the entire vehicle 3 31.
This option is intended for
emergencies only. Seek the
assistance of a workshop.
Replacing battery in electronic
key
Replace the battery as soon as the
system no longer operates properly
or the range is reduced. The need for
battery replacement is indicated by
InSP3 in the service display or by a
check control message in the
Info-Display 3 100.
Batteries do not belong in household
waste. They must be disposed of at an appropriate recycling collection
point.
Keys, doors and windows37
During the first 10 seconds of anti-
theft alarm system activation:LED illu‐
minates=Test, ignition delay,LED
flashes
quickly=Door, load
compartment or bonnet open, or system fault.
After the first 10 seconds of anti-theft
alarm system activation:
LED flashes
slowly=System active,LED comes on for
approx. 1 second=Switch off
function.
Seek the assistance of a workshop in
the event of faults.
Deactivation
Unlocking the vehicle deactivates the
anti-theft alarm system.
Alarm
When triggered, the alarm gives off
an acoustic signal (horn) and a visual signal (hazard warning flashers). The
number and duration of which are
stipulated by legislation.
The alarm siren can be silenced by
pressing a button of the radio remote
control or by switching on the ignition.
The anti-theft alarm system can be
deactivated only by pressing button
p or by switching on the ignition.
If the vehicle's battery is to be
disconnected (e.g. for maintenance
work), the alarm siren must be
deactivated as follows: switch the
ignition on then off, then disconnect
the vehicle's battery within
15 seconds.
Immobiliser
The system checks whether the
vehicle is allowed to start with the key being used. If the transponder in the
key is recognised, the engine can be
started.
The immobiliser is going to be
activated automatically after the key
has been removed from the ignition
switch or when the engine is switched
off by pressing the Start/Stop button.
Control indicator A 3 88.Notice
The immobiliser does not lock the
doors. You should always lock the
vehicle after leaving it and switch on the anti-theft alarm system 3 31,
3 35.
Instruments and controls89
If the control indicator does not go outafter 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 3 138.
Upshift
[ illuminates green when upshifting
is recommended for fuel saving
reasons.
Sport mode1 illuminates yellow.
The symbol is illuminated when Sport
mode is on 3 131, 3 135.
Winter mode T illuminates yellow.
The symbol is illuminated when
Winter mode is on 3 131, 3 135.
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 or
covered by ice or snow.
or
Interference due to external sources of ultrasound. Once the source of
interference is removed, the system
will operate normally.
Ultrasonic parking sensors 3 142.
Electronic Stability
Program v flashes or illuminates yellow.
Illuminates for a few seconds when
the ignition is switched on.
Flashes whilst driving
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree
3 139.Illuminates whilst 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.
ESP® Plus
3 139.
Engine coolant
temperature W illuminates red.
Illuminates when the engine is running
Stop, switch off engine.Caution
Coolant temperature too high.
Check coolant level. 3 154.
If there is sufficient coolant, consult a workshop.
90Instruments and controlsPreheating and diesel
particle filter ! illuminates or flashes yellow.
Illuminates Preheating activated. Only activates
when outside temperature is low.
Flashes Control indicator ! flashes if the
diesel particle 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 ! goes off as
soon as the self-cleaning operation is complete.
Diesel particle filter 3 127.
Deflation detection system
and tyre pressure
monitoring system
w illuminates or flashes red or yellow.Control indicator illuminates red
Tyre pressure loss. Stop immediately
and check tyre pressure. A maximum speed of 50 mph is permitted for run-
flat tyres 3 172.
Control indicator illuminates
yellow
Fault in system or tyre without
pressure sensor mounted (e.g. spare
wheel). Consult a workshop.
Flashes
Flashes three times to indicate system initialisation.
Deflation detection system 3 175,
tyre pressure monitoring system
3 174.
Interactive driving system, continuous damping
control, sport mode IDS+ illuminates yellow.
Illuminates for approximately
10 seconds after the driver's door is
opened. Illumination whilst drivingindicates a fault in the system. The
system switches to the harder chassis setting for reasons of safety. Have the
cause of the fault remedied by a workshop.
IDS Plus
3 140, Continuous damping
control 3 141, Sport mode 3 140.
Engine oil pressure I illuminates red.
Illuminates when the ignition is
switched on and goes out shortly after
the engine starts.
Illuminates when the engine isrunningCaution
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.
Instruments and controls91
3. Move out of the flow of traffic asquickly 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 steering
wheel lock could engage
unexpectedly.
Check oil level before seeking the
assistance of a workshop 3 153.
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
3 153.
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.
Catalytic converter 3 128.
Bleeding the diesel fuel system
3 157.
Open&Start system
0 illuminates or flashes yellow.
Flashes The electronic key is no more within
the reception range of the vehicle interior. The engine cannot bestarted. Hold the Start/Stop button
depressed a bit longer to switch off
the ignition.
or
Failure of the electronic key.
Operation is yet only possible via
emergency operation.
Illuminates
Fault in system. Try to operate with
the spare key, the remote control or
through emergency operation. Hold
the Start/Stop button depressed a bit
longer to switch off the ignition. Seek the assistance of a workshop.
or
The steering wheel lock is still
engaged. Move the steering wheel
slightly and press the Start/Stop
button.
Open&Start system 3 28.
Apply footbrake
j illuminates yellow.
100Instruments 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 knob
3 93, 3 96.
Warning chimes
When starting the engine or
whilst driving ■ If the electronic key is not present or is not recognised.
■ 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 thefactory is exceeded.
■ If the vehicle has automated manual transmission and the
driver's door is opened when the
engine is running, a gear is
engaged and the foot brake is not
depressed.
When the vehicle is parked and the driver's door is opened ■ When the key is in the ignition switch.
■ With exterior lights on.
■ With Open&Start system and automatic transmission, if the
selector lever is not in P.
■ For automated manual transmission, if the parking brake isnot applied and no gear is engaged
when the engine is switched off.Battery voltage
Low battery voltage in radio remote
control or electronic key. On vehicles
without check control, the message
InSP3 appears in the instrument
panel display. Replace the battery
3 27, 3 28.
Brake light switch Brake light does not come on duringbraking. Have the cause of the fault
remedied immediately by a
workshop.
Instruments and controls101Engine cooling level
Low fluid level in engine cooling
system. Check coolant level 3 154.
Drain diesel fuel filter If there is water in the diesel fuel filter,
the message InSP4 appears in the
instrument panel. Consult a
workshop.
Lighting
Important exterior lights, including
cables and fuses, are monitored. In
trailer mode, trailer lighting is also
monitored. Trailers with LED lighting
must have an adapter that enables
light monitoring as with conventional
bulbs.
The failed lighting will be indicated in
the information display or the
message InSP2 will appear in the
instrument panel display.
Anti-theft alarm system
System fault in anti-theft alarm
system. Have the cause of the fault
remedied by a workshop.
Tyre pressure
On vehicles with tyre pressure
monitoring system, if there is low tyre pressure, information which tyre to
check appears on the display.
Reduce speed and check tyre
pressure at the next opportunity. Tyre
pressure monitoring system 3 174.
Check tyre pressure 3 173, 3 205.