See also:

Terminating destination guidance
1. "Navigation" 2. "Map" 3. "Guidance" 4. "Stop guidance" ...

What to do if...
Only a black screen is visible. Switch on the system. There are no options available on the screen. Switch over between the display screens. Radio stations or TV channels are grayed out ...

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