The warning light on the dial flashing (on certain versions together with the message on the display) when there is a failure in the glow plug warming system. Contact Fiat Dealership as soon as possible to have the fault eliminated.
See also:
Boot light
To replace the bulb:
1) Remove the lens A-fig. 39 as shown by the arrow.
2) Open the bulb holder B and remove the bulb C (clipped in).
...
Failure Indications
A malfunction of the Rear Park Assist sensors or system is indicated, during
REVERSE gear engagement, by the instrument panel warning icon.
The warning icon is illuminated and a message is displa ...
Deactivation
Turn the ignition key to STOP.
At the following starting operation (key at MAR), the sensor will not be reactivated
even is the stalk is on (B). In this event, to activate the rain sensor, you have ...