See also:

Switching on automatically
Select transmission position R with the engine running. The backup camera image is displayed if the system was switched on via the iDrive. ...

Switching off automatically
System switches off: above approx. 9 mph/ 15 km/h. Switch on the system again if necessary. ...

General information
Moving parts need to be broken in to adjust to each other. The following instructions will help achieve a long vehicle life and good economy. ...