See also:

Coolant temperature
A warning lamp will come on if the coolant, and therefore the engine, becomes too hot. In addition, a message will appear on the Control Display. Check the coolant level ...

Instrument lighting
Adjusting The parking lamps or low beams must be switched on to adjust the brightness. Adjust the brightness using the thumbwheel. ...

Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...