See also:

Parking lamps
Switch position     : the vehicle lamps light up on all sides, e.g., for parking. Do not use the parking lamps for extended periods; otherwise, the battery may become discharged ...

Long-term vehicle storage
Your service center can advise you on what to consider when storing the vehicle for longer than three months. ...

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. ...