Switching the display design
Select Settings using the 
button
and confirm with the 
button.
Select Day Mode, Night Mode or
Automatic using the 
buttons
and press the button to confirm.
The 
icon indicates the current
setting.
See also:
Restoring the factory settings
► Press the
buttons
simultaneously for approximately six
seconds until the battery check lamp
flashes twice. ...
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.
A ...
Switching the belt adjustment on/off
For further information on belt adjustment.
Press the or
button on the
steering wheel to select the Settings
menu.
Press the or
button to select
Belt Adjustment.
Press the button to ...