See also:

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

Parked-car ventilation
The concept The parked-car ventilation ventilates the vehicle interior and lowers its temperature, if necessary. The system can be switched on and off directly or by using two preset switch-on ...

Protective action
Airbags are not triggered in every impact situation, e.g., in less severe accidents or rear-end collisions. Information on how to ensure the optimal protective effect of the airbags ▷ K ...