DIAGNOSTICMANUAL
1.NewAftertreatmentFuelInjector
(AFI)gasket
2.EarlyproductionAFIgasket
Figure23AFIGasket
Step
ActionDecision
12
CAUTION
Donotremovethenozzleinjector
fromthedoserhousing.Spraypattern
testisnolongeravisualcheckfor
AftertreatmentFuelInjector(AFI)
replacement.
PerformAftertreatmentFuelInjector(AFI)visualinspection.
RemoveAFI(seeEngineServiceManual)andcheckfor
thefollowing:
VisualChecks:
•CorrectAFIgasketisinstalled(Figure23)
•AFIandboreunrestrictedandfreeofcarbonbuildup
•AFItipfreeofcracksandotherdamage
DidAFIpassallvisualchecks?
Yes:InstallAFI,andthengotostep13.
No:Correctfailedvisualcheck(s).After
repairsarecomplete,installAFIandgo
tostep13.
102
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