Navistar MaxxForce 9

DIAGNOSTICMANUAL
Step
ActionDecision
6
UsingElectronicServiceT ool(EST)withServiceMaxx™
software,checkDiagnosticTroubleCode(DTC)listforSPN
3719FMI0or16(DPFSootLoad).
IsSPN3719FMI0orSPN3719FMI16theonlyfaultcode(s)
active?
Yes:GotoSymptom3(HeavyDuty):
SPN3719ActiveOnlyorFrequent
Regenspage96.
No:GotoSymptom4(HeavyDuty):
SPN3719andOtherActiveFault
Codespage104.
82
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