The warning light on the dial turns on (on certain versions together with the message on the display) when one or more doors, the boot (indication fitted on some versions only) or the bonnet are not properly shut.
Symbols 
shown on the multifunction
display indicate incomplete left/right door closing.
With doors and boot open, if 4 km/h speed is exceeded the buzzer will sound (only for versions with reconfigurable multifunction display).
IMPORTANT On versions not fitted with electric door lock, no warning message will be displayed if door is not perfectly closed or is left open.
See also:
Replacement Tires
The tires on your new vehicle provide a balance of many characteristics. They
should be inspected regularly for wear and correct cold tire inflation pressure.
The manufacturer strongly recommends ...
Vehicle protection system failure -Fiat code
(amber)
Turning the key to MAR the warning light shall flash only once and then go off.
If with the ignition key at MAR, the warning light stays on, this indicates a
possible failure (see “Fiat ...