See also:

General driving notes
Closing the trunk lid Drive with the trunk lid closed Only drive with the tailgate closed; otherwise, in the event of an accident or braking or evasive maneuvers, passengers or other road use ...

Switching on automatically
Select transmission position R with the engine running. The Top View and PDC images are displayed if the system is switched on via iDrive. ...

Following part replacement
The same breaking in procedures should be observed if any of the components mentioned above have to be renewed in the course of the vehicle's operating life. ...