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:
Steering Wheel Audio Controls
The remote sound system controls are located on the rear surface of the steering
wheel. Reach behind the wheel to access the switches.
Remote Sound System
Controls (Back View Of Steering Wheel)
...
Personal Settings (Customer-ProgrammableFeatures)
Dimmer
The EVIC display is provided with a light sensor capable of detecting environmental
light conditions and adjusting the brightness of the instruments accordingly.
NOTE: The brightness of th ...
Instrument panel
1.4 8V - 1.3 Multijet - 1.9 М versions
A - Speedometer (speed indicator)
B - Fuel level gauge with reserve warning light
C- Engine coolant temperature gauge and max. temperature warning light
D ...