See also:

Adjusting the head restraint height electrically
To adjust the head restraint height: slide the switch for head restraint adjustment up or down in the direction of the arrow. ...

The mbrace system
The mbrace system provides different services, e.g.: - automatic and manual emergency call - Roadside Assistance call - MB Info call To adjust the volume during an mbrace call, proceed as foll ...

Important safety notes
Do not leave the SmartKey in the trunk/cargo compartment. You could otherwise lock yourself out. WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always ...