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.

tow hitch carried out by a qualified specialist workshop. 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:

    Restoring the factory settings
    Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

    Outside temperature display
    The outside temperature display is in the multifunction display (). WARNING The outside temperature indicator is not designed to serve as an ice-warning device and is therefore unsuitable for ...

    Controlling the front climate control using the front control panel
    Turn the SmartKey to position 2 in the ignition lock. Set the desired temperature. To switch on: press the rocker switch up or down. The indicator lamp in the rocker switch lights up. ...