See also:

Malfunction
A message is displayed in the instrument cluster. HDC is not available, e.g., due to elevated brake temperatures. ...

Radio ready state
Activate radio ready state: ▷ When the ignition is switched off: press ON/ OFF button on the radio. ▷ When the engine is running: press START/ STOP button. Some electronic systems/p ...

Audio playback
Selecting a track using the buttonPress the button for the appropriate direction as often as necessary until the desired track is reached. Selecting a track using iDriveAudio CDs 1.  " ...