See also:

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.  " ...

Switching on/off manually
Switching on/off manually Press the button. ▷ On: the LED lights up.<> ▷ Off: the LED goes out. ...

Malfunction
Comfort Access may not function properly if it experiences interference from external sources such as mobile phones, metal objects, overhead power lines, transmission towers, etc. In this case, ...