Navistar MaxxForce DT - Diesel Oxidation Catalyst (DOC) - Melted

DIAGNOSTICMANUAL
16.1.11.DieselOxidationCatalyst(DOC)-Melted
Figure56DieselOxidationCatalyst(DOC)-Melted.
Appearance
MeltedordeformedDOCcells.
Cause
Excessiveexhaustgastemperatures.
Action
Determinethecauseofexcessiveexhaustgastemperatures.Refertotheappropriate
EngineDiagnosticManualfordiagnosticprocedures.Oncethecauseoftheexcessive
exhaustgastemperaturehasbeenrepaired,replacetheDOC.
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