Navistar MaxxForce 15 User Manual

DIAGNOSTICMANUAL
16.1.8.DieselParticulateFilter(DPF)-ModerateBrickShift
1.DieselParticulateFilterOutlet
Temperature(DPFOT)sensor
Figure53DieselParticulateFilter(DPF)-ModerateBrickShift.
Appearance
TheDPFbrickhasshiftedandmadecontactwiththeDPFOTsensorportbung,buthas
notdamagedtheDPFsubstrate.
Cause
Excessivesootaccumulationcausedbyabaseengineconcern,resultinginhigherthan
normalexhaustbackpressure.
Action
Determineandrepairtherootcauseoftheexcessiveexhaustbackpressure.Oncethe
rootcauseisrepaired,performtheDPFsnapaccelerationtest.Ifnoblacksmokeis
seenduringthesnapaccelerationtest,theDPFcanbereused.
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Navistar MaxxForce 15 Specifications

General

Brand	Navistar
Model	MaxxForce 15
Category	Engine
Language	English