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

Coolant
General information Danger of burns from hot engine Do not open the cooling system while the engine is hot; otherwise, escaping coolant may cause burns.◀ Suitable additives Only use su ...

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purp ...