Service Manual
Table Of Contents
GeneralTroubleshooting(continued)
Problem
PossibleCauseCorrectiveAction
Fuelquality
1.Checkthefuelcondition:age,
octane,ethanolpercentage,
water/iceorothercontaminants.
2.Flushthefuelsystem,replacefuel
withknowngoodfuel.
3.Replacethefuellter.
4.ConsiderusingToroFuelTreatment.
Fueldeliveryissue
1.VerifythefuelshutoffisintheON
position.
2.Checkthefuellevel,fuellter,
fuellines,fueltankventing,and
carburetor.
3.Checkforiceblockinglter,lines,or
inthebowlofthecarburetor.
4.Verifythefueltankcapisventing.
5.Cleandebrisfromthefuelsystem.
6.Replacedamagedcomponentsas
necessary.
Sparkplug1.Checktoverifythesparkplugboot
isinstalledcorrectly.
2.Checkthesparkplugnumber.
3.Checkthesparkpluggap.
4.Fullyinstallthesparkplugboot.
5.Replaceasnecessary.
Enginerunsbutmisses
Weakorintermittentspark
1.Performasparktest.
2.Verifythekeyisfullyinsertedand
thethrottlecontrolisinthefast
position.
3.Checktheignitioncoilairgap.
Adjustasnecessary.
4.Replaceasnecessary.
G210EngineServiceManual
Page3–5
Troubleshooting:GeneralTroubleshooting
3439-732RevA