Navistar MaxxForce 9 Diagnostic Manual

DIAGNOSTICMANUAL
Step
ActionDecision
13
Verifyexhaustgastemperaturesarewithinspecication.
1.UsingElectronicServiceTool(EST)with
ServiceMaxx™software,gotoSessions>Performance
andselecttherecordsnapshoticonfromthetoolbar.
2.GotoTests>KOERAftertreatmentT ests>Onboard
FilterCleanlinessTest.
WhenOBFCTiscomplete,stoprecording.Usetheplayback
featureandgraphthefollowingsignalvaluesfromOBFCT :
SignalValues:
•DieselOxidationCatalystInletT emperature(DOCIT)
•DieselParticulateFilterInletTemperature(DPFIT)
•DieselParticulateFilterOutletT emperature(DPFOT)
•DPFSootLoad
ComparesnapshottoGraph5,6,and7page57.
Whichgraphdoessnapshotmostcloselymatch?
Graph5:Diagnosticscomplete
Graph6:Gotostep14
Graph7:Gotostep16
40
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Navistar MaxxForce 9 Specifications

General

Brand	Navistar
Model	MaxxForce 9
Category	Engine
Language	English