EasyManuals Logo

Navistar MaxxForce 13 User Manual

Navistar MaxxForce 13
197 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #36 background imageLoading...
Page #36 background image
DIAGNOSTICMANUAL
Step
ActionDecision
14
RunDSISystemDe-AerationProceduretwice,topurgetheDown
StreamInjection(DSI)systemofair.UsingEST ,gotoProcedures>
KOERAftertreatmentProcedures>DSISystemDe-Aeration.
Gotostep15
Step
ActionDecision
15
UsingEST,checkDiagnosticTroubleCode(DTC)listforfaultcode(s)
thatmayhavebecomeactiveduringOBFCT.
DoesDTClistcontainactivefaultcode(s)?
Yes:Repairactivefault
code(s)(SeeElectronic
ControlSystemsDiagnostics
inEngineDiagnosticManual).
Afterrepairsarecomplete,go
tostep16.
No:Gotostep16
Step
ActionDecision
16
Verifyexhaustgastemperaturesarewithinspecication.
1.UsingElectronicServiceT ool(EST)withServiceMaxx™
software,gotoT ests>KOERAftertreatmentT ests>
OnboardFilterCleanlinessTest(OBFCT).
2.GotoSessions>Performanceandselecttherecord
snapshoticonfromthetoolbar.
WhenOBFCTiscomplete,stoprecording.Usetheplaybackfeature
andgraphthefollowingsignalvaluesfromOBFCT :
SignalValues:
DieselOxidationCatalystInletTemperature(DOCIT)
DieselParticulateFilterInletT emperature(DPFIT)
DieselParticulateFilterOutletTemperature(DPFOT)
DPFSootLoad
ComparesnapshottoGraph5and6page57.
Whichgraphdoessnapshotmostcloselymatch?
Graph5:Gotostep17
Graph6:ReplaceDOC.After
repairsarecomplete,retest
fororiginalproblem.
Step
ActionDecision
17
Verifyrootcauseoffrequentregenssymptom.
Hasrootcauseforfrequentregensbeendiagnosedandrepaired?
Yes:Gotostep18
No:Gobacktostep1of
EngineandAftertreatment
SystemOperationalChecks
page5toverifyengine
systemsareinsatisfactory
condition.
32
https://www.truck-manuals.net/

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Navistar MaxxForce 13 and is the answer not in the manual?

Navistar MaxxForce 13 Specifications

General IconGeneral
BrandNavistar
ModelMaxxForce 13
CategoryEngine
LanguageEnglish

Related product manuals