When the knurled ring is at 
push
the lever towards the dashboard (stable position).
The warning light 
on the instrument
cluster will come on.
Pulling the lever towards the steering wheel again, the main beams are turned off and the dipped beams on.
See also:
External light failure
(amber)
The warning light turns on when one of the following lights is failing:
– sidelights
– brake lights (third brake light excluded)
– rear fog guards
– direction indicators
– numb ...
Headlights
Rotate the end of the multifunction lever upward to the first detent for headlight
operation.
Headlight Operation
NOTE: When the headlights are turned on, the Daytime Running Lights will be ...