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:
Emergency start-up
If the Fiat code cannot deactivate the engine immobilizing system, the warning
lights stay on and the engine will
not start. Follow the emergency start-up procedure to start the engine.
Read the ...
Headlamps
1. Remove the plastic cap from the back of the headlamp housing.
2. Rotate the bulb counter-clockwise.
3. Remove the bulb and replace as needed.
4. Install the bulb and rotate clockwise to lock in ...
Low engine oil pressure
Turning the key to MAR the warning light on the dial turns on, but it should
go off as soon as the engine is started.
If the warning light turns on when
the car is travelling (on certain ver ...