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

See also:
Enabling DVD system
The DVD system can be enabled via iDrive.
1. "Settings"
2. "Allow rear control"
3. "Rear DVD system active"
Rear DVD system active ...
Destination guidance with traffic
bulletins
Semi-dynamic destination guidance
When traffic bulletin reception is switched on,
semi-dynamic destination guidance is active.
The destination guidance system takes the
available traffic informa ...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle, ...
