See also:

Have maintenance carried out
Have vehicles maintained regularly to achieve optimal vehicle economy and operating life. Have the maintenance carried out by your service center. Please also note the BMW Maintenance System ...

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. ...

Enabling DVD system
The DVD system can be enabled via iDrive. 1. "Settings" 2. "Allow rear control" 3. "Rear DVD system active" Rear DVD system active ...