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

See also:
Possible commands
Having possible commands read aloud
The commands available in each case depend
on the menu item selected on the Control Display.
To have the available commands read out
loud: ›Voice commands‹
F ...
General information
Instructions for voice activation system.
To have the available spoken instructions read
out loud: ›Voice commands‹ ...
Example: dialing a phone number
1. Briefly press
the button on the
steering wheel.
2. ›Dial number‹
The system says: »Please say the number«.
3. For instance, ›123 456 790‹
The system says: »123 456 790. Continue?
...
