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

See also:
Functional requirements
The system must have been reset when the inflation
pressure was correct; otherwise, reliable
signaling of a flat tire is not ensured. Always use
wheels with TPM electronics to ensure that the
...
Drive-off assistant
This system supports driving away on gradients.
The parking brake is not required.
1. Hold the vehicle in place with the foot brake.
2. Release the foot brake and drive away without
delay.
Depen ...
Controls
1 Change the entertainment source
2 CD/DVD drive
3 Eject CD/DVD
4 Change station/track
5 Programmable memory buttons
6 Volume, on/off ...
