Page 30 of 219
28Keys, doors and windows
If the ignition has been switched off
and the vehicle is stationary, the
steering wheel lock activates
automatically when the driver's door
is opened or closed.
Control indicator 0 3 92.
Notice
Do not put the electronic key in the
load compartment or in front of the
Info-Display.
The sensor fields in the door handles
must be kept clean to ensure
unrestricted functionality.
If the battery is discharged, the
vehicle must not be towed, tow-
started or jump-started as the
steering wheel lock cannot be
disengaged.Radio remote control
The electronic key likewise has a
radio remote control feature.
Emergency operation
If the radio remote control also fails,
the driver's door can be locked or
unlocked with the emergency key
contained in the electronic key: press locking mechanism and remove the
cap by applying light pressure. Push
emergency key towards the outside
over the detent and remove.
Page 31 of 219
Keys, doors and windows29
The emergency key can only lock or
unlock the driver's door. Unlocking the entire vehicle 3 30. 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 30.
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 3 101.
Batteries do not belong in household
waste. They must be disposed of at an appropriate recycling collection
point.
Page 32 of 219
30Keys, doors and windows
To replace the battery, press the
locking mechanism and remove the
cap by applying light pressure. Press
the cap on the other side outward.
Replace the battery (battery type
CR 2032), noting the installation
position. Engage caps.
Radio remote control
synchronisation
The radio remote control
synchronises itself automatically
during every starting procedure.
Fault
If the central locking cannot be
operated or the engine cannot be
started, the cause may be one of the
following:
■ Fault in remote control 3 26,
■ electronic key out of reception range.
To rectify the cause of the fault,
change the position of the electronic
key.
Central locking system Unlocks and locks doors, load
compartment and fuel filler flap.
A pull on an interior door handle
unlocks the entire vehicle and opens
the door.
Notice
In the event of an accident of a
certain severity, the vehicle unlocks
automatically.Unlocking
Radio remote control
Press button q.
Page 33 of 219
Keys, doors and windows31
Electronic key
Pull a door handle or press the buttonunder the tailgate moulding.
The electronic key must be outside the vehicle, within a range of approx.
1 metre.
Locking
Close doors, load compartment and
fuel filler flap. If the driver's door is not closed properly, the central locking
system will not work.
Radio remote control
Press button p.
Electronic key
Touch the sensor field in the door
handle of one of the front doors.
The electronic key must be outside
the vehicle, within a range of approx. 1 metre. The other electronic key
must not be inside the vehicle.
2 seconds must pass before the
vehicle can be unlocked. Within this
time, it is possible to check that the
vehicle is locked.
Notice
The vehicle is not automatically
locked.
Central locking button
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32Keys, doors and windows
Press the m button: the doors are
locked or unlocked.
The LED in the button m illuminates
for approx. 2 minutes after locking
with the radio remote control.
If the doors are locked from the inside
whilst driving, the LED remains lit.
Fault in remote control or
electronic key
Unlocking
Turn key or emergency key 3 27 in
the driver's door lock as far as it will go. The entire vehicle is unlocked
when the driver's door is opened.
Locking
Close the driver's door, open the
passenger door, press central locking
button m. The vehicle is locked.
Close the passenger door.
Fault in central locking system
Unlocking
Turn key or emergency key 3 27 in
the driver's door lock as far as it will
go. The other doors can be opened by using the interior handle (not possibleif the anti-theft locking system is
active). The load compartment and
fuel filler flap remain locked. To
deactivate the anti-theft locking
system, switch on the ignition 3 34.Locking
Insert key or emergency key 3 27 into
opening above lock on inside of door
and operate lock by pressing until it
clicks. Then close the door. The
procedure must be carried out for
each door. The driver's door can also
be locked from the outside with the
key. The fuel filler flap and tailgate
cannot be locked.
Page 35 of 219
Keys, doors and windows33Child locks9Warning
Use the child locks whenever
children are occupying the rear
seats.
Using a key or suitable screwdriver,
turn button on rear door lock to the
horizontal position. The door cannot
be opened from inside.
Doors
Load compartment
Opening
Press the button underneath the
moulding.
9 Danger
Do not drive with the tailgate open
or ajar, e.g. when transporting
bulky objects, since toxic exhaust
gases, which cannot be seen or
smelled, could enter the vehicle.
This can cause unconsciousness
and even death.
Notice
The installation of certain heavy
accessories onto the tailgate may
affect its ability to remain open.
Closing
Use the interior handle.
Do not press the button under the
tailgate moulding while closing as this will unlock the tailgate again.
Page 36 of 219
34Keys, doors and windowsVehicle security
Anti-theft locking system9 Warning
Do not use the system if there are
people in the vehicle! The doorscannot be unlocked from the
inside.
The system deadlocks all the doors.
All doors must be closed or the
system cannot be activated.
If the ignition was on, the driver's door
must be opened and closed once so
that the vehicle can be secured.
Unlocking the vehicle disables the
mechanical anti-theft locking system.
This is not possible with the central
locking button.
Activating with the radio remote
control
Press p twice within 15 seconds.
Activating with the electronic
key
Touch the sensor field in the front
door handle twice within 15 seconds.
The electronic key must be outside the vehicle, within a range of approx.1 metre.
Anti-theft alarm system The anti-theft alarm system is
operated in conjunction with the
central locking system.
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Keys, doors and windows35
It monitors:■ Doors, load compartment, bonnet,
■ Passenger compartment,
■ Vehicle inclination, e.g. if it is raised,
■ Ignition.
Activation The system is activated by pressing
p on the radio remote control or by
touching the sensor field in the front
door handle.
Notice
Changes to the vehicle interior such
as the use of seat covers and open
windows, could impair the function
of passenger compartment
monitoring.Activation without monitoring of
passenger compartment and vehicle inclination
Switch off the monitoring of
passenger compartment and vehicle
inclination, when animals are being
left in the vehicle, because of high
volume ultrasonic signals or
movements triggering the alarm. Switch off as well, when the vehicle is
on a ferry or train.
1. Close load compartment, bonnet and windows.
2. Press button b. The LED in button
m flashes for a maximum of
10 seconds
3. Close doors.
4. Activate the anti-theft alarm system. The LED illuminates.
After approx. 10 seconds, the
system is armed. The LED flashes until the system is deactivated.
Light-emitting diode (LED)