Close the windows and glasssunroof

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

    See also:

    Vehicle equipment
    All standard, country-specific and optional equipment that is offered in the model series is described in this chapter. Therefore, equipment is also described that is not available in a vehicle, ...

    Check the tire inflation pressure regularly
    Check and, if necessary, correct the tire inflation pressure at least twice a month and before starting on a long trip. Low tire inflation pressure increases rolling resistance and thus raises ...

    Interior rearview mirror
    Reducing the blinding effect Reducing the blinding effect From behind when driving at night: turn the knob. ...