See also:

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

12 V sockets
Points to observe before use The sockets can be used for accessories, e.g. lamps or mobile phone chargers with a maximum current draw of 180 W (15 A). If you use the sockets for long periods when ...

Vehicle identification p
Even if you have calculated the total load carefully, you should still make sure that the gross vehicle weight rating and the gross axle weight rating are not exceeded. Details can be found on the ...