See also:

Weights
The values preceding the slash apply to vehicles with manual transmission; the values following the slash apply to vehicles with automatic transmission. ...

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

System limits
Be alert Due to system limitations, warnings may be not be issued at all, or may be issued late or improperly. Therefore, always be alert and ready to intervene; otherwise, there is the danger ...