Malfunction

HDC is temporarily unavailable in the following situations due to a high brake temperature:

▷ The LED in the button and the display HDC go out during HDC operation.
▷ The LED in the button and the HDC display do not light up when the button is pressed.

    See also:

    Programming
    ▷ LED, arrow 1. ▷ Memory buttons, arrow 2. Fixed-code hand-held transmitters 1. Switch on the ignition. 2. Initial setup: Press the two outer memory buttons 1 and 3 for approx. 20 ...

    Coolant temperature
    Should the coolant, and with it the engine, become too hot, a Check Control message is displayed. Check the coolant level. ...

    Maintenance and repair
    Advanced technology, e.g. the use of modern materials and powerful electronics, requires specially adapted maintenance and repair methods. You should therefore have the corresponding work on your ...