2011 ILMOR MV8 Owner’s Manual • Page 47
T R O U B L E S H O O T I N G
T R O U B L E S H O O T I N G
The following chartisofferedasassistanceinidentifyingandcorrectingminorissuesthatmayoccur.Prob-
lemsarelistedintheorderofmost-likelytoleast-likely.Notallpossibleproblems,causesandsolutionscanbelistedhere.
Whenexperiencingproblems,checksurroundingsbeforeshuttingdowntheengine.Ifsuddenlystoppingthepower
wouldresultinplacingotherboatsandboatersinjeopardy,continueuntilitissafe(r)tosloworstopandanalyzethesituation.
Alwaysbeawareofsurroundingsandhowyouractionsmayimpactothers!
Problem PossibleCause PotentialSolution
Engine will not turn over. Safetyswitchtethernotconnected. Connectthesafetyswitchtether.
Throttle/shiftcontrolingear. Shifttoneutral.
Maincircuitbreakeropen. Re-setthecircuitbreaker.
Batteryterminalcorroded. Cleanthebatteryterminals.
Batteryweakorwornout. Chargeorreplacethebattery.
Looseorcorrodedbattery Cleanandtightenthebatterywiring
wiringconnectors. connectors.
Defectivestartersolenoid. Replacethestartersolenoid.
Defectiveneutralsafetyswitch. Replacetheneutralsafetyswitch.
Defectivestartermotor. Replacethestartermotor.
Engine turns over, Safetyswitchtethernotconnected. Connectthesafetyswitchtether.
but will not start. Nofuelinthetank. Fillthefueltank.
Fuellterclogged. Havedealerreplacethefuellter.
Contaminatedfuel. Drainfuelproperlyandhavedealer
replacethelter.
Weakorshortedignitioncoil. Replacetheignitioncoil.
Nofueltotheengine. SeeauthorizedILMORdealer.
Engine misses or Fouledsparkplugs. Havedealerreplacethesparkplugs.
idles rough. Looseordefectivehigh-tensionleads. Havedealertightenorreplacethe
high-tensionleads.
PluggedPCVvalve. HavedealerreplacethePCVvalve.
Weakignitioncoil. Havedealerreplacetheignitioncoil.
Vacuumleak. SeeauthorizedILMORdealer.
Poor boat performance. Fouledsparkplugs. Havedealerreplacethesparkplugs.
Contaminatedfuel. Drainfuelproperlyandhavedealer
replacethelter.
Pluggedamearrestor. Cleantheamearrestor.
Weakignitioncoil. Havedealerreplacetheignitioncoil.
Fuellterclogged. Havedealerreplacethefuellter.
Ignitionproblems. SeeauthorizedILMORdealer.
Poor gas mileage. Fouledsparkplugs. Havedealerreplacethesparkplugs.
Pluggedamearrestor. Cleantheamearrestor.
Inefcientdrivinghabits. Planetheboatquickly,thenslowdown
todesiredspeed.
PluggedPCVvalve. HavedealerreplacethePCVvalve.
Ignitionproblems. SeeauthorizedILMORdealer.