After the ignition is switched off

The roof can still be operated for approx. 1 minute, as long as no door has been opened.

    See also:

    Adjusting
    The parking lamps or low beams must be switched on to adjust the brightness. Adjust the brightness using the thumbwheel. ...

    Interior
    The 135i's interior design is fairly traditional, with more upright shapes than sweeping contours. Dual-zone climate controls sit below the center air vents and optional navigation system, with BM ...

    Indicator/warning lamps
    The indicator lamp flashes: DSC controls the drive forces and brake forces. The indicator lamp lights up: DSC has failed. ...