Activating HDC

Press the button; the LED above

the button Press the button; the LED above the button lights up.

    See also:

    Two additional gears mean threefold progress: quicker shifts, greater smoothness, enhanced efficiency.
    The wider spread of ratios allows the engine to run at lower speeds, often in the "tallest" gear, 8th. Yet even with this wider spread, the steps between adjacent gears are reduced; in t ...

    Tire inflation pressure values over 100 mph/160 km/h
    528i Without high-speed tuning feature 550i Without high-speed tuning feature With high-speed tuning feature 528i xDrive Without high-speed tuning feature With high-speed tuning ...

    Wheels with electronics for TPM Tire Pressure Monitor
    When mounting new tires or changing from summer to winter tires or vice versa, only use wheels with TPM electronics; otherwise, the Tire Pressure Monitor will not be able to detect a flat tire ...