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:

    Comfort function
    ▷ Press the switch twice with the sunroof open: The sunroof is raised. ▷ When the sunroof is raised, briefly press the switch twice in the opening direction: The sunroof is opene ...

    High-strength body structure with extremely stiff passenger cell
    The body of the new BMW 3-Series Sedan meets the highest standards across the board. Large and extremely durable supporting structures and the intelligent use of high and ultra-high-tensile multi- ...

    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 suitable additives; otherwise, ...