See also:

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

Requirements
▷ The mobile phone is suitable. ▷ The mobile phone operating system supports the software applications of Apps. ▷ Software applications are installed on the cell phone and read ...

General information
Your vehicle contains advanced technology for the reduction of fuel consumption and emissions. Fuel consumption depends on a number of different factors. The implementation of certain measures ...