Close the windows and glass sunroof

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

    See also:

    Run-flat tires
    Label RSC label on the tire sidewall. The wheels are composed of special rims and tires that are self-supporting, to a limited degree. The support of the sidewall allows the tire to remain dr ...

    Entry comparison
    Entry of names and addresses: the selection is narrowed down every time a letter is entered and letters may be added automatically. The entries are continuously compared to the data stored in t ...

    System limits
    Speed range Best results are achieved when using the system on well-developed roads and highways. The desired speed can be selected between 20 mph/30 km/h to 110 mph/180 km/h. The system can a ...