John Deere fault codes & repair guides

All 3,995 codes· 50 per page · page 66 of 80

John Deere fault codes with controller, issue summary and a link to the full repair manual
CodeControllerIssue summaryRepair manual
523666.03CCU, CSC, or SFAControl Software, Supply Voltage (BAT) Too HighFull repair manual for code 523666.03, CCU, CSC, or SFA
523666.03CSC (Comfort System Controller / Cab Suspension Controller)High Supply Voltage at Rear Chassis Control UnitFull repair manual for code 523666.03, CSC (Comfort System Controller / Cab Suspension Controller)
523666.03Front Chassis Control Unit (FCCU)Voltage To Module Over 16 Volts / Control Software, Supply Voltage (BAT) Too HighFull repair manual for code 523666.03, Front Chassis Control Unit (FCCU)
523666.04CCUControl Software, Supply Voltage (BAT) Too LowFull repair manual for code 523666.04, CCU
523666.04PLC (Rear Chassis Module / Park Lock Controller)Supply Voltage (BAT) Too LowFull repair manual for code 523666.04, PLC (Rear Chassis Module / Park Lock Controller)
523666.04PTFSupply Voltage (BAT) Too Low / Switched Power Voltage Open CircuitFull repair manual for code 523666.04, PTF
523670.02AIC (Armrest Interface Control Unit)Speed Control Lever Voltage Out of Range / Speed Band 1 and 2 Switches ConflictFull repair manual for code 523670.02, AIC (Armrest Interface Control Unit)
523670.11AIC (Armrest Interface Control Unit)Drive Lever in Gear at StartupFull repair manual for code 523670.11, AIC (Armrest Interface Control Unit)
523671.07AIC (Armrest Interface Control Unit)Drive Lever Adjustment FaultFull repair manual for code 523671.07, AIC (Armrest Interface Control Unit)
523671.11AICShift Unit Position Uncertainty in DirectDrive / CommandQuad TransmissionFull repair manual for code 523671.11, AIC
523671.11Armrest Interface Control Unit (AIC) or Cab ModuleShift Unit Position Uncertainty in DirectDrive TransmissionFull repair manual for code 523671.11, Armrest Interface Control Unit (AIC) or Cab Module
523677.02OIC / EPCS158 Declutch Switch on Range Shift Lever FaultyFull repair manual for code 523677.02, OIC / EPC
523677.03OIC / EPCS158 Declutch Switch on Range Shift Lever, Signal Voltage too HighFull repair manual for code 523677.03, OIC / EPC
523677.04OIC or EPCS158 Declutch Switch on Range Shift Lever, Signal Voltage Too LowFull repair manual for code 523677.04, OIC or EPC
523677.07OIC / EPCDeclutch Switch on Range-Shift Lever (S158), Malfunction / Voltage Too High During Start-UpFull repair manual for code 523677.07, OIC / EPC
523677.14PTQ / EPC / TIQINFORMATION FOR OPERATOR: Declutch Switch on Range Shift Lever DeactivatedFull repair manual for code 523677.14, PTQ / EPC / TIQ
523677.31PTQ (PowrQuad Transmission) / EPC (Electronic Power Control)Declutch Switch on Range Shift Lever Deactivated, No Operator PresentFull repair manual for code 523677.31, PTQ (PowrQuad Transmission) / EPC (Electronic Power Control)
523690.03OICSwitch for Remote Control of Rear Hitch (Right/Left), Voltage Too HighFull repair manual for code 523690.03, OIC
523690.04OIC (Operator Interface Console / User Interface Controller)Switch for Remote Control of Rear Hitch (Right/Left), Voltage Too LowFull repair manual for code 523690.04, OIC (Operator Interface Console / User Interface Controller)
523693.09SCCMissing SV I (or SCV I) External Control Message for 1 SecondFull repair manual for code 523693.09, SCC
523693.19SCCSV I (Selective Control Valve I) External Control Fault Message ReceivedFull repair manual for code 523693.19, SCC
523694.09SCCMissing SCV II (or SV II) External Control Message for 1 SecondFull repair manual for code 523694.09, SCC
523694.19SCC (Rear Chassis Control Unit) / SCUSV II (or SCV II) External Control Fault Message ReceivedFull repair manual for code 523694.19, SCC (Rear Chassis Control Unit) / SCU
523695.09SCC / SCO / SCUMissing SCV V External Control Message for 1 SecondFull repair manual for code 523695.09, SCC / SCO / SCU
523695.19SCC / SCO / SCUSCV V External Control Lever Fault Message ReceivedFull repair manual for code 523695.19, SCC / SCO / SCU
523696.09SCC (SCV CAN Controller / Rear Chassis Controller)CAN BUS Message Rate Fault / Missing External Control Message for 1 SecondFull repair manual for code 523696.09, SCC (SCV CAN Controller / Rear Chassis Controller)
523696.19SCC (SCV CAN Controller / Rear Chassis Controller)SCV VI External Control Lever Fault Message ReceivedFull repair manual for code 523696.19, SCC (SCV CAN Controller / Rear Chassis Controller)
CCU523698.9CCUCheck ConnectionFull repair manual for code CCU523698.9, CCU
523700.07PTASignals from Transmission Speed Sensors MismatchFull repair manual for code 523700.07, PTA
523701.05BCU / HCCM08 Stepper Motor for Hitch (Coil 2), Open CircuitFull repair manual for code 523701.05, BCU / HCC
523701.06HCC / BCUM08 Stepper Motor for the Hitch (Coil 2) Current Too HighFull repair manual for code 523701.06, HCC / BCU
523702.14EIC (Electronic Instrument Cluster) / BCU (Basic Control Unit)Main Control Module Has Noted An Internal Issue When Booting Up / VIN Information, System DeactivatedFull repair manual for code 523702.14, EIC (Electronic Instrument Cluster) / BCU (Basic Control Unit)
523702.31EIC (Engine Interface Control Unit)Main Control Module Has Noted An Internal Issue When Booting Up. (EIC)Full repair manual for code 523702.31, EIC (Engine Interface Control Unit)
523703.03HCC / BCURight Draft Pin Sensor Signal Voltage HighFull repair manual for code 523703.03, HCC / BCU
523703.04HCC or BCURight Draft Pin Sensor Signal Voltage LowFull repair manual for code 523703.04, HCC or BCU
523703.13HCCDraft Pin Sensor Out Of RangeFull repair manual for code 523703.13, HCC
523711.02PTD, PTQ, or PTIWheel Speed Sensor (Channel 1), Incorrect SpeedFull repair manual for code 523711.02, PTD, PTQ, or PTI
523735.03FWD/REV Solenoid Short to HighFull repair manual for code 523735.03
523735.04FWD/REV Solenoid Short to GroundFull repair manual for code 523735.04
523744A/C Compressor FaultFull repair manual for code 523744
523745.02AIC (Armrest Interface Control Unit)iTEC™ Program Selection Switch Logic FaultFull repair manual for code 523745.02, AIC (Armrest Interface Control Unit)
523745.03AIC (Armrest Interface Control Unit)High Voltage Fault in the iTEC™ Program Selection SwitchFull repair manual for code 523745.03, AIC (Armrest Interface Control Unit)
523745.04AIC (Armrest Interface Control Unit)Switch for iTEC™ Program Selection, Voltage Too LowFull repair manual for code 523745.04, AIC (Armrest Interface Control Unit)
523745.11AIC (Armrest Interface Control Unit)iTEC switch stuck faultFull repair manual for code 523745.11, AIC (Armrest Interface Control Unit)
523749.31Front Chassis Module (PTF)Front PTO Speed Too Slow / Front PTO Load Too HighFull repair manual for code 523749.31, Front Chassis Module (PTF)
523749.31RPT or BCURear PTO Speed Slippage High / Rear PTO Load Too HighFull repair manual for code 523749.31, RPT or BCU
523751.05HCC or BCURear Hitch Control Valve Low Amps / Open Circuit Detected in M08 Stepper Motor for Hitch (Coil 1)Full repair manual for code 523751.05, HCC or BCU
523751.06HCC / BCURear Hitch Control Valve High Amps / M08 Stepper Motor for Hitch (Coil 1), Current Too HighFull repair manual for code 523751.06, HCC / BCU
523758.03OICExternal PTO Switch High Voltage Right Side Switch / Right Switch for Remote Control of Rear PTO, Voltage Too HighFull repair manual for code 523758.03, OIC
523758.04OIC (Operator Interface Console)Right Switch for Remote Control of Rear PTO, Voltage Too LowFull repair manual for code 523758.04, OIC (Operator Interface Console)