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:
Remove unnecessary cargo
Additional weight increases fuel consumption. ...
System limits
Speed range
Best results are achieved when using the system
on well-developed roads and highways.
The desired speed can be selected between
20 mph/30 km/h and 110 mph/180 km/h.
The system can a ...
Switching off automatically
System switches off: above approx. 9 mph/
15 km/h.
Switch on the system again if necessary. ...