See also:

What to do if...
The current transmission position cannot be displayed? The vehicle is located in an unrecognized region, is in a poor reception area, or the system is currently determining the position. ...

USB audio interface/mobile phone audio interface
At a glance It is possible to connect external audio devices. Operation can be performed via iDrive. The sound is output on the vehicle loudspeakers. Connectors for external devices ▷ Conn ...

Switching on/off manually
Press the button. ...