西门子电喷系统诊断维修.pdf
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西门子电喷系统诊断维修.pdf

西门子电喷系统诊断维修.pdf

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CheryS11EngineManagementSystemTroubleshootingwithDiagnosticTroubleCode2004-01-09Supplyingvalue.TPStroubleshootingwithDTCSensorInputDTCDTCnumber(MILisOn)ThrottlepositionsensorCampositionsensorP0123:Throttle/Pedalpositioncircuithighinput–SCBorOCCrankpositionsensorVehiclespeedsensorP0122:Throttle/Pedalpositioncircuithighinput–SCGTMAPsensorCoolanttemp.sensorVBKnocksensorO2sensorVCCWideopenThrottlevalveACevap.temp.sensorVCCSystemvoltageproblemRSignalActuatoroutputDTCRSCBRO2sensorheatercircuitCTouPFuelpumpcircuitGNDClosedThrottlevalveInjectorcircuitSCGIGcoilcircuitTPSECUPurgecontrolvalvecircuitIdlespeedactuatorMILcircuitDetectionConditionA/Crelay/switchcircuit:ThesensorsignalisstuckinhighorlowlevelbySCG,OC,SCBincircuitduringcalibratedtime.CoolingfanrelaySVSASCOQPQJan.2004MHLee/TroubleshootingwithDTCPage:2CampositionsensortroubleshootingwithDTCSensorInputDTCDTCnumber(MILisOn)ThrottlepositionsensorCampositionsensorP0340:CamshaftpositionsensorcircuitmalfunctionCrankpositionsensorDiagnosiswindowVehiclespeedsensor*RangedependsoncalibratedvalueTMAPsensorCoolanttemp.sensorKnocksensorV_RLYVCCRO2sensorHoleElememtRACevap.temp.sensorSignalRSystemvoltageproblemTouPTRCGNDActuatoroutputDTCO2sensorheatercircuitACTIVECAMPOSITIONSENSORECUFuelpumpcircuitInjectorcircuitIGcoilcircuitDetectionConditionPurgecontrolvalvecircuit1)ThesensorsignalisstuckinhighorlowlevelbySCG,OC,SCBincircuitduringcalibratedrotation.Idlespeedactuator2)Nosignalorinvalidsignalisgeneratedafter1stcylindersynchronizationundertheconditionMILcircuitA/Crelay/switchcircuitofNoCranksensorerrorduringcalibratedrotation.CoolingfanrelaySVSASCOQPQJan.2004MHLee/TroubleshootingwithDTCPage:3CrankpositionsensortroubleshootingwithDTCSensorInputDTCDTCnumber(MILisOn)ThrottlepositionsensorCampositionsensorP0335:CrankshaftpositionsensorcircuitmalfunctionCrankpositionsensorVehiclespeedsensorTMAPsensorCoolanttemp.sensorHoleElememt#1V_RLYVCCKnocksensorRRO2sen