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. ...

The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...

Programmable memory buttons
General information The Owner's Manual can be stored on the programmable memory buttons and called up directly. Storing 1. "Owner's Manual" Select via the iDrive. 2. Press the desired ...