Locking and unlocking centrally
The SmartKey centrally locks/unlocks:
• the doors
• the trunk lid
• the fuel filler flap
1 
Locks the vehicle
2 
Unlocks the trunk lid
3 
Unlocks the vehicle
When unlocking, the turn signals flash once.
When locking, they flash three times.
When it is dark, the surround lighting also comes on if it is activated in the on-board computer.
If you activate the acoustic locking
confirmation function, you will hear the
following, depending on the date of
production of the vehicle:
• an acoustic signal when locking
or
• one acoustic signal when unlocking and three when locking.
The audible signal can be activated and deactivated using the on-board computer.
To unlock centrally:
press the
button.
If you do not open the vehicle within approximately 40 seconds of
unlocking:
• the vehicle is locked again.
• the theft deterrent locking system is armed again.
To lock centrally: press
the button.
See also:
Suspension tuning
The electronically controlled ABC suspension
system works continuously. This improves
driving safety and comfort.
The ABC suspension system is tuned
individually to each wheel and depends on:
...
Useful information
This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences ...
Problems with the rear window defroster
The rear window defroster has deactivated
itself prematurely or cannot be activated.
Switch off any consumers that
are not
required, e.g. reading lamps or interior
lighting.
When the batter ...