See also:

Automatic Service Request
The Teleservice data necessary for servicing the vehicle are automatically sent to your BMW center prior to the service deadline. If possible, the center will contact you and a service appointment ...

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...

Deleting all stored programs
Press the left and right memory buttons for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...