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 .
Switching the windshield wipers on/
off
Do not operate the windshield wipers
when the windshield is dry, as this could
damage the wiper blades. Moreover, dust
that has collected on the windshield can
scratch the glass if wiping takes pl ...
General notes
Have your vehicle winterproofed at a qualified
specialist workshop at the onset of winter.
Observe the notes in the "Changing a wheel"
section . ...
Overhead control panel
1 Voice Control System only available together with COMAND. Observe the
additional operating instructions. ...