X Remove the spring cotter.
■ Remove the bolt from the ball coupling recess.
■ Remove the ball coupling from the ball coupling recess.
■ Clean the ball coupling if it is dirty.
Information on cleaning and care of the trailer tow hitch can be found at .
Important safety notes
WARNING
Functions relevant to safety are restricted or
no longer available if:
• the engine is not running.
• the brake system or the power steering is
malfunctioning.
• there is a malfunction i ...
Overview of driving safety systems
...
Rear window defroster
Activating/deactivating
The rear window defroster has a high current
draw. You should therefore switch it off as
soon as the rear window is clear. Otherwise,
the rear window defroster switches o ...