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.  " ...

Settings
Vehicle Equipment ...

Adjusting the volume
Adjusting the volume Turn the knob during an announcement. ▷ The volume remains constant even if the volume of other audio sources is changed. ▷ The volume is stored for the remote ...