The warning light on the dial comes on (on certain versions together with the message on the display) when dieel fuel filter sensor failure is detected. Contact Fiat Dealership as soon as possible to have the fault removed.
See also:
4. Low Fuel Light
When the fuel level reaches approximately 1.0 gallon (3.8L) this light will turn
on, and remain on until fuel is added. ...
Menu description
The menu comprises a series of functions arranged in a “circular fashion” which
can be selected through buttons + and - for access to the different select operations
and settings (see examples “La ...
Instrument Panel Features
1 — Side Vent
2 — Multifunction Lever – Light Control
3 — Instrument Cluster And Warning Lights
4 — Windshield Wiper, Washer, Trip Computer
5 — Central Air Vents
6 — Storage Compartment/Ra ...