See also:

Important safety notes
See the "Important safety notes" section. If ESP® detects that the vehicle is deviating from the direction desired by the driver, one or more wheels are braked to stabilize the veh ...

Parking the vehicle for a long period
If you leave the vehicle parked for longer than four weeks, the battery may be damaged by exhaustive discharge. - Connect a trickle charger. You can obtain information about trickle charg ...

Cleaning the trailer tow hitch
The ball coupling must be cleaned if it becomes dirty or corroded. – Remove rust on the ball of the ball coupling, e.g. with a wire brush. – Remove dirt with a clean, lint-free cloth or a brus ...