Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 188 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| PAC | Engine Control Module (ECM) | PCU CAN Bus Off, Data Valid But Above Normal Range. | Full repair manual for code PAC, Engine Control Module (ECM) |
| PAD | PCU (Powertrain Control Unit) | PCU CAN Bus Off, Shorted To High Source | Full repair manual for code PAD, PCU (Powertrain Control Unit) |
| PAE | Transmission Control Unit (TCU) or main vehicle controller | Vehicle CAN Chip, Data Valid But Above Normal Range | Full repair manual for code PAE, Transmission Control Unit (TCU) or main vehicle controller |
| PAF | Transmission Control Module (TCM) / Electronic Control Unit (ECU) | Vehicle CAN Chip, Data Incorrect | Full repair manual for code PAF, Transmission Control Module (TCM) / Electronic Control Unit (ECU) |
| PB | Engine Control Unit (ECU) | Ambient Pressure Sensor, Data Valid But Above Normal Range | Full repair manual for code PB, Engine Control Unit (ECU) |
| PB0 | Central Controller (XCM) / Engine Control Module (ECM) | Vehicle CAN Chip, Shorted To Low Source | Full repair manual for code PB0, Central Controller (XCM) / Engine Control Module (ECM) |
| PB1 | Transmission Control Module (TCM) | Vehicle CAN Chip, Shorted To High Source | Full repair manual for code PB1, Transmission Control Module (TCM) |
| PB2 | Transmission Controller (TCU / PCU) | Vehicle CAN Bus Off, Data Valid But Above Normal Range | Full repair manual for code PB2, Transmission Controller (TCU / PCU) |
| PB3 | Transmission Control Module (TCM) | Vehicle CAN Bus Off, Shorted To High Source | Full repair manual for code PB3, Transmission Control Module (TCM) |
| PB4 | Engine Control Module (ECM) or Vehicle Control Unit (VCU) | CAN VE Message (Speed Set point), Data Valid But Below Normal Range | Full repair manual for code PB4, Engine Control Module (ECM) or Vehicle Control Unit (VCU) |
| PB5 | Engine Control Module (ECM / ECU) | CAN VE Message (Speed Set point), Data Incorrect | Full repair manual for code PB5, Engine Control Module (ECM / ECU) |
| PB6 | Transmission Control Module (TCM) / Power Control Unit (PCU) | CAN VE Message (Speed Set point), Data Valid But Above Normal Range | Full repair manual for code PB6, Transmission Control Module (TCM) / Power Control Unit (PCU) |
| PC | Engine Control Unit (ECU) | Ambient Pressure Sensor (PHY), Data Valid But Below Normal Range | Full repair manual for code PC, Engine Control Unit (ECU) |
| PC2 | Transmission Control Module (TCM) | PTO Twist Sensor Open Circuit | Full repair manual for code PC2, Transmission Control Module (TCM) |
| PC3 | Engine Control Module (ECM) or Drivetrain/Transmission Controller (DEC) | PTO Twist Sensor Short To Ground | Full repair manual for code PC3, Engine Control Module (ECM) or Drivetrain/Transmission Controller (DEC) |
| PC4 | Transmission / EDC (Electronic Draft Control) Controller | Engine Torque/RPM Sensor Open Circuit | Full repair manual for code PC4, Transmission / EDC (Electronic Draft Control) Controller |
| PC5 | Transmission Control Unit (TCU) / PC5 Power Module | Engine Torque/RPM Sensor Short To Ground | Full repair manual for code PC5, Transmission Control Unit (TCU) / PC5 Power Module |
| PC6 | Engine Control Module (ECM) or Driveline Electronic Controller (DEC) / Transmission Control Unit | PTO Twist Sensor Not Calibrated | Full repair manual for code PC6, Engine Control Module (ECM) or Driveline Electronic Controller (DEC) / Transmission Control Unit |
| PC7 | PCU (Power Control Unit) / Transmission Controller | No Signal From The PTO Twist Speed Sensor | Full repair manual for code PC7, PCU (Power Control Unit) / Transmission Controller |
| PC8 | Transmission Control Unit (TCU) / Power Control Unit (PCU) | No Signal From The Engine Torque/RPM Sensor | Full repair manual for code PC8, Transmission Control Unit (TCU) / Power Control Unit (PCU) |
| PC9 | Central Controller (XCM) or Power Control Unit (PCU) | PTO Twist Speed Sensor Over Voltage | Full repair manual for code PC9, Central Controller (XCM) or Power Control Unit (PCU) |
| PCA | PCU (Powertrain Control Unit / Pump Control Unit) | CAN In PCU, Shorted To Low Source | Full repair manual for code PCA, PCU (Powertrain Control Unit / Pump Control Unit) |
| PCB | PCU (Power Control Unit) | CAN In PCU, Shorted To High Source | Full repair manual for code PCB, PCU (Power Control Unit) |
| PCC | Power Control Unit (PCU) / Transmission Control Module (TCM) | PCU Initialization, Data Valid But Below Normal Range | Full repair manual for code PCC, Power Control Unit (PCU) / Transmission Control Module (TCM) |
| PCD | PCU (Power Control Unit) | 1 CAN Chip, Data Valid But Below Normal Range | Full repair manual for code PCD, PCU (Power Control Unit) |
| PCE | PCU (Power Control Unit) / Transmission Control Module / EDC Unit | 1 CAN Chip, Data Valid But Above Normal Range | Full repair manual for code PCE, PCU (Power Control Unit) / Transmission Control Module / EDC Unit |
| PCF | PCU (Power Control Unit) | PCU Power Supply, Data Valid But Below Normal Range | Full repair manual for code PCF, PCU (Power Control Unit) |
| PCF | Transmission Control Module (TCM) / Power Control Unit (PCU) / Electronic Management Unit (EMU) | 1 CAN Chip, Shorted To High Source | Full repair manual for code PCF, Transmission Control Module (TCM) / Power Control Unit (PCU) / Electronic Management Unit (EMU) |
| PD | Engine Control Unit (ECU) | Ambient Pressure Sensor (PHY), Data Incorrect | Full repair manual for code PD, Engine Control Unit (ECU) |
| PD1 | PCU (Powertrain Control Unit) / Tractor/Transmission Controller | Hand Throttle Position Sensor Potentiometer 1 Over Voltage | Full repair manual for code PD1, PCU (Powertrain Control Unit) / Tractor/Transmission Controller |
| PD2 | Engine Control Unit (ECU) or Powertrain Control Unit (PCU) / Electronic Management Unit (EMU) | Hand Throttle Position Sensor Potentiometer 1 Under Voltage | Full repair manual for code PD2, Engine Control Unit (ECU) or Powertrain Control Unit (PCU) / Electronic Management Unit (EMU) |
| PD3 | Engine Control Unit (ECU) or Armrest/Transmission Controller (PCU) | Hand Throttle Position Sensor Potentiometer 2 Over Voltage | Full repair manual for code PD3, Engine Control Unit (ECU) or Armrest/Transmission Controller (PCU) |
| PD4 | PCU (Powertrain Control Unit), Armrest Controller (ARU), or Engine ECU | Hand Throttle Position Sensor Potentiometer 2 Under Voltage | Full repair manual for code PD4, PCU (Powertrain Control Unit), Armrest Controller (ARU), or Engine ECU |
| PD5 | PCU (Powertrain Control Unit) or Engine ECU | Hand Throttle Position Sensor Difference Error | Full repair manual for code PD5, PCU (Powertrain Control Unit) or Engine ECU |
| PD6 | PCU (Powertrain Control Unit) / XCM (Tractor Control Module) or Engine ECU (Electronic Control Unit) | Hand Throttle Idle Switch Open Circuit | Full repair manual for code PD6, PCU (Powertrain Control Unit) / XCM (Tractor Control Module) or Engine ECU (Electronic Control Unit) |
| PD7 | PCU (Power Control Unit) / Transmission Controller or Engine ECU (EDC) | Hand Throttle Idle Switch Closed Circuit | Full repair manual for code PD7, PCU (Power Control Unit) / Transmission Controller or Engine ECU (EDC) |
| PD8 | PCU (Power Shift Control Unit) | PCU Power Supply, Data Valid But Above Normal Range | Full repair manual for code PD8, PCU (Power Shift Control Unit) |
| PE | Engine Control Unit (ECU) | Ambient Pressure Sensor (PHY), Data Valid But Above Normal Range | Full repair manual for code PE, Engine Control Unit (ECU) |
| PE1 | Transmission Control Unit (TCU) | Transmission oil plausibility error (transmission oil temperature signal out of limits) | Full repair manual for code PE1, Transmission Control Unit (TCU) |
| PE2 | Central Controller (XCM) | Fan rpm out of range | Full repair manual for code PE2, Central Controller (XCM) |
| PE3 | Engine Control Unit (ECU) or Vehicle/Transmission Control Unit (PCU/CCU) | Maximum fan speed low error | Full repair manual for code PE3, Engine Control Unit (ECU) or Vehicle/Transmission Control Unit (PCU/CCU) |
| PE4 | Transmission/Tractor Electronic Controller (SCM/XCM or PCU) | Fan speed signal error | Full repair manual for code PE4, Transmission/Tractor Electronic Controller (SCM/XCM or PCU) |
| PE5 | Transmission Control Unit (TCU) or Power Control Unit (PCU) | Last element (unknown input) | Full repair manual for code PE5, Transmission Control Unit (TCU) or Power Control Unit (PCU) |
| PF | Engine Control Unit (ECU) / Engine Electronic Control Module (EEM) | Ambient Pressure Sensor (PHY), Shorted To High Source | Full repair manual for code PF, Engine Control Unit (ECU) / Engine Electronic Control Module (EEM) |
| r | Hitch Controller | Loss of 5 volt regulator | Full repair manual for code r, Hitch Controller |
| R1 | XCM (Central Controller / Electronic Hydraulic Remote Controller) or ACM (Armrest Controller Module) | EHR Control Unit 1 Lever Not Calibrated | Full repair manual for code R1, XCM (Central Controller / Electronic Hydraulic Remote Controller) or ACM (Armrest Controller Module) |
| R11 | EHR (Electronic Hydraulic Remote) Controller | EHR Control Unit 1 Float Switch Error | Full repair manual for code R11, EHR (Electronic Hydraulic Remote) Controller |
| R12 | XCM (Central Controller / Electronic Hydraulic Remote Controller) | EHR Control Unit 1 Active Switch Error | Full repair manual for code R12, XCM (Central Controller / Electronic Hydraulic Remote Controller) |
| R13 | Central Controller (XCM) | CAN Messages Received By The EHR Valve 1 Are Corrupted Or Missing | Full repair manual for code R13, Central Controller (XCM) |
| R14 | EHR (Electronic Hydraulic Remote) Control Unit or Central Controller (XCM) | Valve 1 Supply Under Voltage/Over Voltage Or Output Stage Faulty Or Transducer Faulty Or Spool Neutral Error Or Spool Not Neutral Error | Full repair manual for code R14, EHR (Electronic Hydraulic Remote) Control Unit or Central Controller (XCM) |
