Fiat 500 Owner's Handbook Manual page 116

On some versions the display shows the dedicated
message.
WATER IN DIESEL FUEL FILTER
(Multijet versions - amber)
When the key is turned to the MAR-ON position
the warning light comes on but should go out after a
few seconds.
The warning light switches on when there is water
in the diesel filter. On certain versions warning light
comes on instead.
On some versions the display shows the dedicated
message.
The presence of water in the supply
circuit may cause severe damage to the
injection system and irregular engine
operation. If the warning light
some versions the warning light
accompanied by the dedicated message on the
display), go to a Fiat Dealership as soon as
possible to have the system bled. If the above
indications come on immediately after refuelling,
water has probably entered the tank: turn the
engine off immediately and contact a Fiat
Dealership.
If, with the ignition key at MAR, the warning light
stays on permanently, this indicates a possible failure
(see "Fiat Code system" in the "Knowing your car"
section).
IMPORTANT Warning lights
on at the same time to indicate a Fiat CODE system
failure.
If with the engine running the warning light
flashes, this means that the car is not protected
by the engine inhibitor device (see "Fiat Code
system" in section "Knowing your car").
Contact Fiat Dealership to have all the key
memorised.
switches on (on
is
The warning light switches on when the rear fog
lights are activated.
The warning light turns on in the following
circumstances.
CAR PROTECTION SYSTEM
FAILURE - FIAT CODE (amber)
and
REAR FOG LIGHTS (amber)
GENERIC FAILURE INDICATION
(amber)
GETTING TO
KNOW YOUR
CAR
SAFETY
will switch
STARTING AND
DRIVING
WARNING
LIGHTS AND
MESSAGES
IN AN
EMERGENCY
SERVICING AND
MAINTENANCE
TECHNICAL
SPECIFICATIONS
INDEX
115