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:
Important safety notes
ATTENTION ASSIST helps you during long,
monotonous journeys such as on freeways and interstate highways. It is active in
the
range between 50 mph (80 km/h) and
112 mph (180 km/h).
If ATTENTIO ...
Steering wheel paddle shifters
You can restrict or derestrict the shift range
by using the steering wheel paddle
shifters 1 and 2.
You can only change gear with the
steering wheel paddle shifters when the
transmissi ...
Removing the mechanical key
- Push release catch 1 in the direction of
the arrow and at the same time, remove
mechanical key 2 from the SmartKey. ...