See also:

Automatic locking feature
The vehicle locks automatically when the ignition is switched on and the wheels of the vehicle are turning at a speed of more than 9 mph (15 km/h). You could therefore be locked out when: the v ...

Important safety notes
Consult an authorized Mercedes-Benz Center if you require information on approved and recommended tires and wheels for summer and winter operation. Advice on purchasing and caring for tires is ...

Preparing the vehicle
Stop the vehicle as far away as possible from traffic on solid, non-slippery and level ground. Switch on the hazard warning lamps. Firmly depress the parking brake. Bring the front wheels ...