The warning light on the dial comes on (on certain versions together with the message on the display) when the "Follow me home" device is activated (see "Follow me home" in the "Dashboard and controls" section).
See also:
Fuel Requirements
Your vehicle is designed to meet all emission regulations and provide satisfactory
fuel economy and performance when using high-quality unleaded gasoline having an
octane range of 87 to 91. The ...
Digital display
“STANDARD” SCREEN fig. 38
The standard screen shows the following indications:
A - Headlight aiming position display (with dipped beam headlights on).
B - Clock (always displayed, also with key rem ...
Emergency start-up
If the Fiat CODE system fails to deactivate engine immobilising system the warning
lights Yand U stay on and the engine cannot be started.
To start the engine the emergency start-up can be performe ...