See also:

Starting navigation system
1. Press the button on the controller. 2. "Navigation" The navigation system can also be accessed directly with the button on the controller. ...

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

The concept
This system projects important information into the driver's field of vision, e.g., the speed. In this way, the driver can get information without averting his or her eyes from the road. ...