Close the windows and glass sunroof

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

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    The concept
    The system does not measure the actual inflation pressure in the tires. It detects a pressure loss in a tire by comparing the rotational speeds of the individual wheels while moving. In the ev ...

    Hydroplaning
    On wet or slushy roads, a wedge of water can form between the tires and road surface. This phenomenon is referred to as hydroplaning. It is characterized by a partial or complete loss of contact ...

    The concept
    The system is functional at speeds beginning at approx. 20 mph/30 km/h. The speed specified using the lever on the steering column is maintained. The system brakes on downhill gradients if engin ...