See also:

Automatic deactivation during forward travel
The system switches off when a certain driving distance or speed is exceeded. Switch the system back on if necessary. ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. If Top View is displayed, switch on the backup camera via the iDrive. ...

Controls
1 Change the entertainment source 2 Eject CD/DVD 3 CD/DVD drive 4 Change station/track 5 Programmable memory buttons 6 Volume, on/off ...