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 brush.
- After cleaning, lightly grease the ball of the ball coupling again.
- Check that the vehicle's trailer tow hitch is working properly.
Observe the note on care provided by the trailer manufacturer.
You can also have the maintenance work on the ball coupling and the trailer
tow hitch carried out by a qualified specialist workshop.
Environmental note
Dispose of rags soaked in oil and grease in an environmentally responsible manner.
See also:
Limited braking performance on salt
treated roads
WARNING
The layer of salt on the brake discs and the
brake pads/linings may cause a delay in the
braking effect, resulting in a significantly
longer braking distance, which could lead to
an ...
Important safety notes
WARNING
Inhalation of exhaust gas is hazardous to your
health. All exhaust gas contains carbon
monoxide (CO), and inhaling it can cause
unconsciousness and possible death.
Do not run the e ...
Message memory menu
The on-board computer saves certain display messages. You can call up the
display messages
in the message memory menu.
The message memory menu is only shown if any display messages have been sto ...