Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the SmartKey, use the mechanical key.
- Open the driver's door.
- Close the front-passenger door, the rear doors and the tailgate.
- Press the locking button ().
- Check whether the locking knobs on the front-passenger door and the rear doors are still visible. Press down the locking knobs by hand, if necessary.
- Close the driver's door.
- Take the mechanical key out of the SmartKey ().
- Insert the mechanical key into the lock of the driver's door as far as it will go.

- Turn the mechanical key clockwise as far as it will go to position 1.
- Turn the mechanical key back and remove it.
- Make sure that the doors and the tailgate are locked.
- Insert the mechanical key into the SmartKey.
If you lock the vehicle as described above, the fuel filler flap is not locked.
The antitheft alarm system is not armed.
See also:
Parking brake
If you drive on wet roads or dirt-covered surfaces, road salt and/or dirt could
get into the parking brake.
In order to prevent corrosion and a reduction in the braking power of the parking
brake ...
Cruise control lever
To switch on or to increase the speed
To switch on or to reduce the speed
To deactivate cruise control
To switch on with the current speed or with the last stored speed
When you activate ...
Problems with the seat ventilation
If one or all of the indicator lamps in the seat
ventilation button are flashing, the seat
ventilation has switched off automatically.
The vehicle's electrical system voltage is too
low because ...
