See also:

After the ignition is switched off
The roof can still be operated for approx. 1 minute, as long as no door has been opened. ...

System limits
Check the traffic situation as well PDC cannot serve as a substitute for the driver's personal judgment of the traffic situation. Check the traffic situation around the vehicle with your own ey ...

Controls
Almost all functions can be operated in the same manner as they are in the front. Special features of operating the system in the rear are described here. Audio/video playback Audio Audio can ...