ILMOR MV8 Owner's Manual page 76

SECTION 10
Problem
Poor boat performance.
Poor gas mileage.
Belt noise.
10-2
ILMOR MV8 OWNER'S MANUAL
Possible Cause
Fouled spark plugs.
Contaminated fuel.
Plugged flame arrestor.
Weak ignition coil.
Fuel filter clogged.
Ignition problems.
Fouled spark plugs.
Plugged flame arrestor.
Inefficient driving habits.
Plugged PCV valve.
Ignition problems.
Alignment of the Front End Accessory
Drive (FEAD).
Potential Solution
Have dealer replace the spark
plugs.
Drain fuel properly and have
dealer replace the filter.
Clean the flame arrestor.
Have dealer replace the ignition
coil.
Have dealer replace the fuel filter.
See certified Ilmor dealer.
Have dealer replace the spark
plugs.
Clean the flame arrestor.
Plane the boat quickly, then slow
down to desired speed.
Have dealer replace the PCV
valve.
See certified Ilmor dealer.
Spray the serpentine belt riding
surface between the alternator
and raw water pump with water.
Replacement of the FEAD bracket
and belt.
Inspect and/or replace belt
tensioner.
© 5/2013 Ilmor Marine, LLC, Version 1.0