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:
Tilt Steering Column — If Equipped
This feature allows you to tilt the steering column upward or downward. The tilt
control lever is located on the left-side of the steering column, below the turn
signal controls.
Tilt Control ...
Recirculation Control
When outside air contains smoke, odors, or high humidity, or if rapid cooling
is desired, you may wish to recirculate interior air by pressing the RECIRCULATION
control button.
Recirculation mo ...
Sidelights and low beams
The warning light on the dial turns on when sidelights, parking lights or low
beams are turned on. ...