Case IH fault codes & repair guides
All 9,847 codes· 50 per page · page 187 of 197
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| P50 | Engine Control Module (ECM / EDC) or Electronic Instrument Cluster (EIC) | Incorrect code displayed because of XCM software / Coolant Temperature Sensor (PHY), Shorted To High Source | Full repair manual for code P50, Engine Control Module (ECM / EDC) or Electronic Instrument Cluster (EIC) |
| P50 | XCM (Central Controller / Electronic Hydraulic Remote Controller) | Incorrect code displayed because of XCM software (download the latest software) | Full repair manual for code P50, XCM (Central Controller / Electronic Hydraulic Remote Controller) |
| P57 | Engine Control Unit (ECU) | Incorrect code displayed because of XCM software (P57) / Crankshaft Speed Sensor, Data Valid But Below Normal Range (T57) | Full repair manual for code P57, Engine Control Unit (ECU) |
| P57 | XCM (Central Controller / Electronic Hydraulic Remote Control Module) | Incorrect code displayed because of XCM software (download the latest software) | Full repair manual for code P57, XCM (Central Controller / Electronic Hydraulic Remote Control Module) |
| P58 | Engine Control Unit (ECU) or Transmission/EDC (Electronic Draft Control) Controller | Crankshaft Speed Sensor, Data Incorrect | Full repair manual for code P58, Engine Control Unit (ECU) or Transmission/EDC (Electronic Draft Control) Controller |
| P59 | Engine Control Unit (ECU) / Electronic Management Unit (EMU) | Crankshaft Speed Sensor, Shorted To Low Source | Full repair manual for code P59, Engine Control Unit (ECU) / Electronic Management Unit (EMU) |
| P5A | Transmission/EDC (Electronic Diesel Control) or EMU (Electronic Management Unit) | Crankshaft Speed Sensor, Shorted To High Source | Full repair manual for code P5A, Transmission/EDC (Electronic Diesel Control) or EMU (Electronic Management Unit) |
| P5B | Engine Control Unit (ECU) / Electronic Diesel Control (EDC) | Reverse Polarity Of Engine Speed Sensor, Data Valid But Below Normal Range | Full repair manual for code P5B, Engine Control Unit (ECU) / Electronic Diesel Control (EDC) |
| P5C | Transmission Controller / Electronic Management Unit (EMU) and Engine Controller | Reverse Polarity Of Engine Speed Sensor, Data Valid But Above Normal Range | Full repair manual for code P5C, Transmission Controller / Electronic Management Unit (EMU) and Engine Controller |
| P6 | Engine Control Unit (ECU) / Electronic Management Unit (EMU) or Transmission Control Unit (TCU) | CAN AE Message (Torque Set point), Data Incorrect | Full repair manual for code P6, Engine Control Unit (ECU) / Electronic Management Unit (EMU) or Transmission Control Unit (TCU) |
| P66 | PCU (Powertrain Control Unit) or Engine Control Unit (ECU) | IAT System, Data Valid But Below Normal Range | Full repair manual for code P66, PCU (Powertrain Control Unit) or Engine Control Unit (ECU) |
| P66 | XCM (Central Control Module) | Incorrect code displayed because of XCM software (download the latest software) | Full repair manual for code P66, XCM (Central Control Module) |
| P67 | Engine Control Unit (ECU) / Fuel Pump Control Module (PCU) | IAT System, Data Valid But Above Normal Range | Full repair manual for code P67, Engine Control Unit (ECU) / Fuel Pump Control Module (PCU) |
| P68 | PCU (Powertrain Control Unit) / Transmission Controller | Main Relay Defect, Data Valid But Above Normal Range | Full repair manual for code P68, PCU (Powertrain Control Unit) / Transmission Controller |
| P69 | Engine Control Module (ECM / ECU) | Main Relay Defect, Shorted To High Source | Full repair manual for code P69, Engine Control Module (ECM / ECU) |
| P7 | Electronic Engine Control Unit (ECU) or PTO/Hand Throttle Controller (XCM) | CAN AE Message (Torque Set point), Data Valid But Above Normal Range | Full repair manual for code P7, Electronic Engine Control Unit (ECU) or PTO/Hand Throttle Controller (XCM) |
| P72 | PCU (Powertrain Control Unit) / ECM (Engine Control Module) | Engine Overspeed, Data Valid But Below Normal Range | Full repair manual for code P72, PCU (Powertrain Control Unit) / ECM (Engine Control Module) |
| P73 | PCU (Powertrain Control Unit) or Engine ECU (Engine Controller) | Engine Overspeed, Data Valid But Above Normal Range | Full repair manual for code P73, PCU (Powertrain Control Unit) or Engine ECU (Engine Controller) |
| P76 | ECU | Control Duration, Data Valid But Above Normal Range | Full repair manual for code P76, ECU |
| P77 | Pump Control Unit (PCU) | Control Duration, Shorted To High Source | Full repair manual for code P77, Pump Control Unit (PCU) |
| P7A | PCU (Powertrain Control Unit) | EEPROM Checksum In PCU, Data Valid But Below Normal Range | Full repair manual for code P7A, PCU (Powertrain Control Unit) |
| P7B | Pump Control Unit (PCU) | EEPROM Checksum In PCU, Data Valid But Above Normal Range | Full repair manual for code P7B, Pump Control Unit (PCU) |
| P7C | PCU (Powertrain Control Unit) | EEPROM In PCU, Data Valid But Below Normal Range | Full repair manual for code P7C, PCU (Powertrain Control Unit) |
| P7D | PCU (Pump Control Unit) | EEPROM In PCU, Data Valid But Above Normal Range | Full repair manual for code P7D, PCU (Pump Control Unit) |
| P7E | PCU | Crankshaft signal in PCU, data valid but below normal range | Full repair manual for code P7E, PCU |
| P7f | PCU (Pump Control Unit) | Crankshaft Signal In PCU, Data Valid But Above Normal Range | Full repair manual for code P7f, PCU (Pump Control Unit) |
| P8 | Engine Control Unit (ECU) or Vehicle Control Unit (PCU/Transmission Controller) | Ambient Pressure Sensor, Grounded Or Current Above Normal Range | Full repair manual for code P8, Engine Control Unit (ECU) or Vehicle Control Unit (PCU/Transmission Controller) |
| P80 | Pump Control Unit (PCU) | Pump Map, Data Valid But Below Normal Range | Full repair manual for code P80, Pump Control Unit (PCU) |
| P80 | XCM (Central Control Module / Electronic Hydraulic Remote Controller) | Incorrect code displayed because of XCM software | Full repair manual for code P80, XCM (Central Control Module / Electronic Hydraulic Remote Controller) |
| P81 | Transmission Control Unit (TCU) / Power Control Unit (PCU) / Electronic Management Unit (EMU) | Pump Map, Data Valid But Above Normal Range | Full repair manual for code P81, Transmission Control Unit (TCU) / Power Control Unit (PCU) / Electronic Management Unit (EMU) |
| P84 | PCU (Powertrain Control Unit) | RAM in PCU, data valid but below normal range | Full repair manual for code P84, PCU (Powertrain Control Unit) |
| P85 | PCU (Power Control Unit) | RAM in PCU, data valid but above normal range | Full repair manual for code P85, PCU (Power Control Unit) |
| P86 | PCU (Pump Control Unit) | Solenoid Valve Power Stage, Data Valid But Below Normal Range | Full repair manual for code P86, PCU (Pump Control Unit) |
| P87 | Transmission Controller / EDC (Electronic Draft Control) Controller | Solenoid Valve Power Stage, Data Valid But Above Normal Range | Full repair manual for code P87, Transmission Controller / EDC (Electronic Draft Control) Controller |
| P88 | Transmission Controller or Electronic Draft Control (EDC) module | Solenoid Valve Power Stage 2, Data Valid But Below Normal Range | Full repair manual for code P88, Transmission Controller or Electronic Draft Control (EDC) module |
| P89 | Transmission Controller / Electronic Management Unit (EMU) | Solenoid Valve Power Stage 2, Data Valid But Above Normal Range | Full repair manual for code P89, Transmission Controller / Electronic Management Unit (EMU) |
| P8A | Engine ECU or Pump Control Unit (PCU) | Shut-Off Signal, Data Valid But Below Normal Range | Full repair manual for code P8A, Engine ECU or Pump Control Unit (PCU) |
| P8B | Engine Control Unit (ECU) or Pump Control Unit (PCU) | Shut-Off Signal, Data Valid But Above Normal Range | Full repair manual for code P8B, Engine Control Unit (ECU) or Pump Control Unit (PCU) |
| P8C | Engine Control Unit (ECU) / PCU / EMU | Pump Timing Device, Data Valid But Below Normal Range | Full repair manual for code P8C, Engine Control Unit (ECU) / PCU / EMU |
| P8D | Engine Control Unit (EDC / Engine Management System) | Pump Timing Device, Data Valid But Above Normal Range | Full repair manual for code P8D, Engine Control Unit (EDC / Engine Management System) |
| P8E | Powertrain Control Unit (PCU) / Engine Control Module | Fuel Injection Pump Temperature, Data Valid But Below Normal Range | Full repair manual for code P8E, Powertrain Control Unit (PCU) / Engine Control Module |
| P8F | Pump Control Unit (PCU) and Engine Control Module (ECM) | Fuel Injection Pump Temperature, Data Incorrect | Full repair manual for code P8F, Pump Control Unit (PCU) and Engine Control Module (ECM) |
| P9 | Engine Control Unit (ECU) or Powertrain Control Unit (PCU) | Ambient Pressure Sensor, Open Circuit Or Current Below Normal Range | Full repair manual for code P9, Engine Control Unit (ECU) or Powertrain Control Unit (PCU) |
| P90 | Engine Control Unit (ECU) | Fuel Injection Pump Temperature, Data Valid But Above Normal Range | Full repair manual for code P90, Engine Control Unit (ECU) |
| P93 | PCU (Power Control Unit) | Reserve 1, Data Valid But Above Normal Range | Full repair manual for code P93, PCU (Power Control Unit) |
| P96 | Transmission Control Unit (TCU) / Power Control Unit (PCU) | Monitoring Module, Data Valid But Below Normal Range | Full repair manual for code P96, Transmission Control Unit (TCU) / Power Control Unit (PCU) |
| P97 | Engine Control Unit (ECU) | Monitoring Module, Data Valid But Above Normal Range | Full repair manual for code P97, Engine Control Unit (ECU) |
| PA | Transmission / EDC Controller or Engine Control Unit (ECU) | Ambient Pressure Sensor, Shorted To Low Source | Full repair manual for code PA, Transmission / EDC Controller or Engine Control Unit (ECU) |
| PAA | PCU | PCU CAN Chip, Data Valid But Above Normal Range | Full repair manual for code PAA, PCU |
| PAB | PCU (Powertrain Control Unit) | PCU CAN Chip, Shorted To High Source | Full repair manual for code PAB, PCU (Powertrain Control Unit) |
