Malfunction

A message is displayed in the instrument cluster.

HDC is not available, e.g., due to elevated brake temperatures.

    See also:

    The concept
    The system is functional at speeds beginning at approx. 20 mph/30 km/h. The speed specified using the lever on the steering column is maintained. The system brakes on downhill gradients if engin ...

    Calling up the desired speed and distance
    While driving Press the button with the system switched on. In the following cases, the stored speed value is deleted and cannot be called up again: When the system is switched off. When ...

    Front fog lamps
    The parking lamps or low beams must be switched on. Press the button. The green indicator lamp in the instrument cluster lights up. If the automatic headlamp control, is activated, the low b ...