See also:

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

Selecting a category
1.  "Radio" 2.  "Satellite radio" 3.  "Category" 4.  Select the desired category. ...

Reverse gear
Select only when the vehicle is stationary. When the gearshift lever is pressed to the left, a slight resistance needs to be overcome. ...