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:

    What to do if...
    Only a black screen is visible. Switch on the system. There are no options available on the screen. Replace remote control batteries. Radio stations or TV channels are grayed out and c ...

    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 ...

    Route criteria
    General information ► The route calculated can be influenced by selecting certain criteria. ► The route criteria can be changed when the destination is entered and during destination ...