Troubleshooting
Problem Cause Solution
Fuel overows at the ll plate
(tank not full)
Fill or vent line blocked Check lines. Clear obstruction from
line or straighten line if kinked.
Water or moisture in fuel tank Cap on deck fuel ll plate not tight
Condensation forming on walls of
partially lled tank.
Poor quality fuel from marina tanks.
Check cap. Tighten.
Follow remedies for “Condensation”
above. If remedies fail to correct
problem, fuel tank and lines may
need to be drained and ushed. See
your dealer for service.
Diesel engines. Check fuel/water
separators. Drain if necessary.
Check with your dealer.
Engine cranks but will not start
(fuel system)
Lack of fuel.
Clogged fuel lter.
Clean fuel lter, check fuel level.
Check whether anti-siphon valve, if
so equipped, is stuck shut.
Improper starting procedure. Re-
view starting procedures in engine
manual.
Check and replace fuel lter.
Check fuel pump, fuel pump l-
ter, fuel lter, and fuel tank line for
cracked anges or restricted ttings.
Fuel Systems
5.11
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