See also:

Tone
The sound settings are stored for the remote control currently in use. ...

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. ...

Programming
General information 1. Switch on the ignition. 2. Initial setup: Press and hold the left and right button on the interior rearview mirror simultaneously for approximately 20 seconds until the L ...