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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    Diagnosis OBD
    On the driver's side is an OBD socket for checking components relevant to the composition of the vehicle's emissions. ...

    Requirements
    Via the Control Display, set a language that is also supported by the voice activation system so that the spoken commands can be identified. Set the language. ...

    Deleting the button assignments
    1. Press buttons 1 and 8 simultaneously for approx. five seconds. 2. "OK" ...