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 .
Center console
Center console, upper section
1 Audio system/COMAND; see the separate operating instructions
2 Seat heating
3 Seat ventilation
4 PARKTRONIC
5 Downhill Speed Regulation
(vehicles without AI ...
Restoring the factory settings
► Press the and
buttons
simultaneously for approximately six
seconds until battery check lamp 1
flashes twice. ...
Setting the airflow
X Turn the SmartKey to position
2 in the ignition lock.
► To increase: press the button.
► To reduce: press the button.
The airflow from the rear-compartment
vents and the c ...