See also:

Adjusting the volume
1. "CD/Multimedia", "Radio" or "Settings". 2. "Tone". 3. "Volume settings". 4. Select the desired volume setting. 5. To adjust: turn the control ...

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

Malfunction
A Check Control message is displayed. The parking assistant failed. Have the system checked. ...