DIAGNOSTICMANUAL
Closedloopoperation
AsystemthatusessensorstoprovidefeedbacktotheECM.TheECMusesthesensorinputtocontinuously
monitorvariablesandadjustactuatorstomatchenginerequirements.
ControllerAreaNetwork(CAN)
AJ1939high-speedcommunicationlink.
Coolant
Auidusedtotransportheatfromonepointtoanother.
Coolantlevelswitch
Aswitchsensorusedtomonitorcoolantlevel.
CoolantFlowValve(CFV)
TheCFVisECMcontrolledandredirectscoolantthroughthefuelcooler,basedonEFT,whendirected.
CoolantMixerValve(CMV)
Controlscoolantowthroughthelow-temperatureradiator.
ContinuousMonitorTest
AnECMfunctionthatcontinuouslymonitorstheinputsandoutputstoensurethatreadingsarewithinset
limits.
Crankcase
Thehousingthatenclosesthecrankshaft,connectingrods,andalliedparts.
Crankcasebreather
Aventforthecrankcasetoreleaseexcessinteriorairpressure.
CrankcaseOilSeparatorSpeed
(CCOSS)sensor
TheCCOSSsensorsendstheECMinformationaboutthespeedofthecrankcaseoilseparatorinternal
components.
Crankcasepressure
Theforceofairinsidethecrankcaseagainstthecrankcasehousing.
CrankshaftPosition(CKP)
sensor
Amagneticpickupsensorthatdeterminescrankshaftpositionandspeed.
Current
Theowofelectronspassingthroughaconductor.Measuredinamperes.
DiagnosticTroubleCode(DTC)
2010modelyearvehiclesnolongerutilizeDTCidenticationbynumber.DTCsarenowidentiedusingthe
SuspectParameterNumber(SPN)andFailureModeIndicator(FMI)identiersonly.
DieselParticulateFilter(DPF)
Adieselparticulatelter,sometimescalledaDPF,isadevicedesignedtoremovedieselparticulatematter
orsootfromtheexhaustgasofadieselengine.
183
https://www.truck-manuals.net/
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