See also:

Displaying overview
1. Select the subdirectory if necessary. 2. Select "Overview". Select "Overview" 3. Press the button. It may take some time until the overview is completely displayed. ...

Activating HDC
Press the button; the LED above the button lights up. ...

Energy recovery
The energy of motion of the vehicle is converted to electrical energy while coasting. The vehicle battery is partially charged and fuel consumption can be lowered. ...