Navistar MaxxForce 9

DIAGNOSTICMANUAL
1.EngineControlModule(ECM)
2.Engineinjectorharnessconnector
(toECM16-pinE2terminal)
3.ECM58-pinC2chassisterminal
4.ECM58-pinC1chassisterminal
5.Enginesensorharnessconnector
(toECM96-pinE1terminal)
Figure38ECM(MaxxForce®11and13Engines)
EngineControlModule(ECM)
TheEngineControlModule(ECM)monitorsandcontrolsengineoperationtoensuremaximumperformance
andadherencetoemissionsstandards.TheECMperformsthefollowingfunctions:
•Providereferencevoltage(VREF)
•Conditioninputsignals
•Processandstorecontrolstrategies
•Controlactuators
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