See also:

The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels. ...

The concept
The following can be displayed or operated using the buttons and the thumbwheel on the steering wheel and the display in the instrument cluster: ▷ Current audio source. ▷ Programs ...

Switching on automatically
With the engine running or the ignition switched on, shift the selector lever into position R. The image of the rear view camera is displayed when the system has been switched on using iDrive. ...