Close the windows and glasssunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption.
See also:
Applying
The lever automatically engages after being
pulled up. ...
General information
The navigation system can determine the precise
position of the vehicle, with the aid of satellites
and vehicle sensors, and can reliably
guide you to every entered destination.
Navigation data ...
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display.
When the distance to an object is small, a red bar
is shown in front of the vehicle, as it is in the PDC
display.
...