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:

    DTMF suffix dialing
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    Strength of the driver's and frontpassenger airbag
    The strength with which the driver's and front passenger airbags are triggered depends on the position of the driver's and front passenger seats. To maintain the accuracy of this function over ...

    Switching on/off and interrupting cruise control
    Switching on Press the button on the steering wheel. The indicator lamps in the instrument cluster light up and the mark in the speedometer is set to the current speed. Cruise control can ...