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:
Checking the levels
1. Engine oil
2. Battery
3. Brake fluid
4. Windscreen washer fluid
5. Engine coolant
6. Power steering fluid.
Do not smoke while working in the engine compartment: the presence of flammable
...
Additional checks
Every 1,000 km or before long journeys, check and top up if required:
❒ engine coolant fluid level;
❒ brake fluid level;
❒ windscreen washer fluid level;
❒ tyre pressur ...
Duplicate keys
When additional keys are required, go to your Fiat Dealership taking all the
keys in your possession and the CODE card with you. The Fiat Dealership will store
the old and new keys (up to eight) i ...