See also:

Putting into operation after a power failure
Putting the parking brake into operation The parking brake should only be put into operation again if it was manually released due to an interruption in the supply of electrical power. Otherw ...

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

Microfilter/activated-charcoal filter
The microfilter traps dust and pollen in the incoming air. The activated-charcoal filter removes gaseous pollutants from the outside air that enters the vehicle. The service center replaces th ...