(red) (where provided)
Turning the ignition key to MAR the warning light turns on, but it should go off after few seconds.
The warning light stays on glowing steadily if there is a failure in the air bag system.
On certain versions the dedicated message is displayed.
If when turning the ignition key to MAR, the warning light
does not turn on or stays on when
traveling
there could be a failure in safety systems; in this event air bags or pretension
could not trigger in case of impact or, in a minor number of cases, they could trigger
accidentally. Contact Fiat Dealership immediately to have the system checked.
The failure of the warning light
(warning light off) is also indicated
by the flashing for more than the normal 4 seconds of the passenger’s front air
bag deactivated warning light 
See also:
Boot light
To replace the bulb:
1) Remove the lens A-fig. 39 as shown by the arrow.
2) Open the bulb holder B and remove the bulb C (clipped in).
...
26. Odometer / Trip Odometer / Electronic VehicleInformation Center (EVIC) Display
Area
This display indicates the total distance the vehicle has been driven.
U.S. Federal regulations require that upon transfer of vehicle ownership, the
seller certify to the purchaser the correct mile ...
Magnetic card/ticket slots
The slots for holding magnetic cards and tickets (phone card, toll slips, etc.)
can be found on the central tunnel unit.
WARNING
Do not travel with the glove compartment open: risk of passenger ...