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:
Instruments
Instrument background and type can change according to versions. ...
16. Automatic Gearbox Failure
This light will illuminate when there is an automatic transmission fault. ...
Engine Oil
Checking Oil Level
To assure proper engine lubrication, the engine oil must be maintained at the
correct level. Check the oil level at regular intervals, such as every fuel stop.
The best time to ...