See also:

Tone
The sound settings are stored for the remote control currently in use. ...

Storing stations
Via iDrive1.  "Radio" 2.  "FM" or "AM" 3.  Select the desired station. 4.  Press the controller for an extended period. 5.  Select the desi ...

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