See also:

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. ...

Automatic deactivation
In certain situations, the Automatic Engine Start/ Stop Function is deactivated automatically for safety reasons, such as when the driver is detected to be absent. Malfunction The automatic en ...

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 ...