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:

    The concept
    The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...

    Contacts
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    System limits
    Sudden tire damage Sudden serious tire damage caused by external influences cannot be indicated in advance. A natural, even pressure loss in all four tires cannot be detected. Therefore, check ...