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 PDC is displayed, switch on the backup camera
via the iDrive ...
Status field symbols
The symbols are grouped as follows.
Radio symbols
Telephone symbols
Entertainment symbols
Additional symbols
...
Head-Up Display with full-colour capability
The new-generation Head-Up Display delivers even greater display quality,
functionality and flexibility. The symbols projected onto the windscreen are
displayed in sharp resolution in the driver's ...
