Navistar MaxxForce 10 Diagnostic Manual

DIAGNOSTICMANUAL
Step
ActionDecision
9
Determineifremovedaftertreatmentsystemcomponentsneedto
becleanedseetheDPFandDOCreuseguidelinespage159.
BasedonDPFandDOCRe-UseGuidelines,doanyofthe
removedaftertreatmentsystemcomponentsneedtobecleaned?
Yes:Cleancomponents
usingappropriatecleaning
equipment.Aftercleaning
procedureiscomplete,Install
componentsandgotostep
11.
No:Installremoved
aftertreatmentsystem
components,andthengo
tostep11.
Step
ActionDecision
10
Determinerootcauseofexhaustsystemcontamination.(See
EngineSymptomsDiagnosticssectioninEngineDiagnostic
Manual.)
Afterrepairsarecomplete,go
tostep11.
Step
ActionDecision
11
CheckforafailedAirManagementSystem(AMS)actuator.
1.UsingESTwithServiceMaxx™software,gotoTests
>LoadT estSpecicSessionandverifyLoadT est
SpecicSessionisunchecked.
2.GotoSessions>Performanceandselecttherecord
snapshoticonfromthetoolbar.
3.GotoT ests>KOERT ests>AirManagementT est.
WhenAirManagementT estiscomplete,stoprecording.Use
theplaybackfeatureinServiceMaxx™,andgraphthefollowing
signalvalues:
SignalValues:
•MassAirFlow(MAF)meanvalue
•IntakeManifoldPressure(IMP)
•ExhaustGasRecirculation(EGR)valveposition
DoessnapshotmatchGraph1orGraph2page51?
Graph1:Gotostep11A
Graph2:Diagnoseand
repairfailedactuator(See
PerformanceDiagnostics
sectioninEngineDiagnostic
Manual).Afterrepairsare
complete,retestfororiginal
problem.
27
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Navistar MaxxForce 10 Specifications

General

Brand	Navistar
Model	MaxxForce 10
Category	Engine
Language	English