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

See also:
Switching on/off manually
Switching on/off manually
Press the button.
▷ On: the LED lights up.
▷ Off: the LED goes out.
If Top View is displayed, switch on the backup
camera via the iDrive. ...
Switching on/off manually
Press the button.
On: the LED lights up.
Off: the LED goes out.
If Top View is displayed, switch on the backup
camera via the iDrive. ...
General information
The navigation system can determine the precise
position of the vehicle, with the aid of satellites
and vehicle sensors, and can reliably
guide you to every entered destination.
Navigation data ...
