Close the windows and glasssunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption.
See also:
General information
The following functions are available:
▷ Use of a mobile phone as a telephone.
▷ Use of a mobile phone as an additional telephone.
▷ Use of a mobile phone as an audio source.
...
Switching on automatically
With the engine running or the ignition switched
on, shift the selector lever into position R. ...
Resetting the tone settings
1. "CD/Multimedia", "Radio" or "Settings"
2. "Tone"
3. "Reset" ...