See also:

Running a function
Press the button. The function will run immediately. This means, for example, that the number is dialed when a phone number is selected. ...

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

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 ...