Owner`s manual

Keys, doors and windows 21
Radio remote control
synchronisation
After replacing the battery, unlock the
door with the key in the driver's door
lock. The radio remote control will be
synchronised when you switch on the
ignition.
Fault
If the central locking system cannot
be operated with the radio remote
control, the cause may be one of the
following:
■ Fault in radio remote control
■ Range exceeded
■ Battery voltage too low
■ Frequent, repeated operation of the
radio remote control while not in
range, which will require re-
synchronisation
■ Overload of the central locking
system by operating at frequent
intervals, the power supply is
interrupted for a short time
■ Interference from higher-power
radio waves from other sources
Manual unlocking 3 22.
Electronic key system
Enables a keyless operation of the
following functions:
■ Central locking system 3 22
■ Tailgate 3 28
■ Ignition switching on and starting
the engine 3 154
The electronic key simply needs to be
on the driver's person.
Additionally the electronic key
includes the functionality of the radio
remote control 3 20.
Handle with care, protect from
moisture and high temperatures and
avoid unnecessary operation.
Note
Do not put the electronic key in the
load compartment or in front of the
Info-Display.
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 a
message in the Driver Information
Centre 3 119.
Battery replacement, see radio
remote control 3 20.
Electronic key synchronisation
The electronic key synchronises itself
automatically during every starting
procedure.