See also:

Fuel gauge
The vehicle inclination may cause the display to vary. Notes on refueling. ...

The concept
The following can be operated using the buttons and the thumbwheel on the steering wheel: Current audio source. Redial on telephone*. Activation of the voice activation system*. ...

Parking lamps/low beams
0.  Lamps off, daytime running lights 1.  Parking lamps and daytime running lights 2.  Low beams, welcome lamps 3.  Automatic headlamp control, daytime running lights, welcome ...