Navistar MaxxForce 13 User Manual

DIAGNOSTICMANUAL
1.EngineThrottleValve(ETV)
Figure39ETV(MaxxForce®11and13Engines)
EngineThrottleValve(ETV)
TheEngineThrottleValve(ETV)controlstheowoffreshair(boostedandcooled)intotheengine'sairintake
paththroughtheCACtohelpheattheexhaustaftertreatmentduringregeneration,andtoassistwhenheavy
EGRisrequested.TheelectronicportionoftheETVcontainsamicroprocessorthatmonitorsvalveposition,
electronicchambertemperature,controlstheelectricmotor,andreportsdiagnosticfaultstotheECM.The
ETVchangespositioninresponsetoECMsignals.
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Navistar MaxxForce 13 Specifications

General

Brand	Navistar
Model	MaxxForce 13
Category	Engine
Language	English