See also:

Connecting electrical devices
Sockets The lighter socket can be used as a socket for electrical equipment while the engine is running or when the ignition is switched on. The total load of all sockets must not exceed 140 Wa ...

Fuel gauge
Fuel gauge The vehicle inclination may cause the display to vary. Notes on refueling ...

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...