Low beams
Switch position 
with
the ignition switched
on: the low beams light up.
See also:
Visual warning
The approach of the vehicle to an object can be
shown on the Control Display.
When the distance to an object is small, a red bar
is shown in front of the vehicle, as it is in the PDC
display.
...
Releasing
Raise lever slightly, press the button and guide
the lever down. ...
Buckling the belt
Make sure you hear the latch plate engage in the
belt buckle. ...