John Deere fault codes & repair guides
All 3,995 codes· 50 per page · page 7 of 80
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 111.18 | ECU | Engine Coolant Level Switch Shows Low Coolant Level | Full repair manual for code 111.18, ECU |
| ECU000111.18 | ECU | Coolant Level Extremely Low | Full repair manual for code ECU000111.18, ECU |
| 000123.03 | — | Clutch Pressure Sensor/Switch Circuit Voltage Problem | Full repair manual for code 000123.03 |
| 126 | PTA | Transmission Oil Filter Blocked | Full repair manual for code 126, PTA |
| 000126.00 | — | Transmission Oil Filter Blocked | Full repair manual for code 000126.00 |
| 000126.15 | — | Transmission Oil Filter Oil and Filter Issue | Full repair manual for code 000126.15 |
| BIF000126.15 | BIF | Hydraulic Oil Filter Dirty | Full repair manual for code BIF000126.15, BIF |
| 000126.16 | — | Transmission Oil Filter Blocked in Main Control Module (CCU) | Full repair manual for code 000126.16 |
| BIF000126.16 | BIF | Transmission/Hydraulic Oil Filter Clogged | Full repair manual for code BIF000126.16, BIF |
| 126.16 | CCU, PTP, PTQ, PTI | Transmission Oil Filter Restricted | Full repair manual for code 126.16, CCU, PTP, PTQ, PTI |
| PTQ000126.16 | PTQ | Transmission Oil Filter Condition and Service Interval Issue | Full repair manual for code PTQ000126.16, PTQ |
| PTQ000126.16 | PTQ | Filter Issue Detected | Full repair manual for code PTQ000126.16, PTQ |
| 127 | — | Five speed feeder house pressure sensor voltage is out of range | Full repair manual for code 127 |
| 127 | — | Transmission Oil Pressure Signal | Full repair manual for code 127 |
| 127 | — | Five Speed Feeder House Pressure Detected When Separator Is Not Running | Full repair manual for code 127 |
| BIF000127.00 | BIF | Transmission Oil Pressure Low | Full repair manual for code BIF000127.00, BIF |
| 000127.01 | — | Transmission Oil Pressure Low | Full repair manual for code 000127.01 |
| 000127.01 | — | Low Hydraulic Oil Level | Full repair manual for code 000127.01 |
| 127.01 | PTA, PTD, PTQ, PTP, TCU, PTI | Transmission Oil Pressure Low | Full repair manual for code 127.01, PTA, PTD, PTQ, PTP, TCU, PTI |
| 127.01 | PTD, PTA, PTP, PTQ, TCU | Transmission Oil Pressure Too Low | Full repair manual for code 127.01, PTD, PTA, PTP, PTQ, TCU |
| PTQ000127.01 | PTQ | Fluid Level in Rear Differential Too Low | Full repair manual for code PTQ000127.01, PTQ |
| PTQ000127.01 | PTQ | Differential Case Fault | Full repair manual for code PTQ000127.01, PTQ |
| 127.01 | PTQ, PTP, PTD, PTA, PTI, TCU, or EPC | Transmission Oil Pressure Low | Full repair manual for code 127.01, PTQ, PTP, PTD, PTA, PTI, TCU, or EPC |
| PTI000127.02 | PTI | Transmission Pump Pressure Sensor Problem | Full repair manual for code PTI000127.02, PTI |
| 127.03 | PTQ / PTP / CCU / PTD | Transmission Oil Pressure Switch / Sensor Circuit Voltage High | Full repair manual for code 127.03, PTQ / PTP / CCU / PTD |
| 000127.04 | — | Transmission Oil Pressure Switch Low Volts Main Control Module (PTQ) | Full repair manual for code 000127.04 |
| 000127.04 | — | PTD Transmission Oil Pressure Sensor Signal Low Volts | Full repair manual for code 000127.04 |
| 127.04 | PTD | Transmission Oil Pressure Sensor Signal Low Volts | Full repair manual for code 127.04, PTD |
| 127.04 | PTQ | Transmission Oil Pressure Sensor Voltage Low | Full repair manual for code 127.04, PTQ |
| 127.12 | PTD (Power Train Direct Drive / Range Module Direct Drive) | Transmission Oil Pressure Sensor Issue | Full repair manual for code 127.12, PTD (Power Train Direct Drive / Range Module Direct Drive) |
| 152.12 | Engine Control Unit (ECU) | Issue With Engine ECU When Module Booting Up / Unexpected ECU Reset Detected: Bootblock / Internal ECU Fault | Full repair manual for code 152.12, Engine Control Unit (ECU) |
| 152.14 | Engine Control Unit (ECU) | Unexpected ECU Reset Detected: Watchdog Timer | Full repair manual for code 152.14, Engine Control Unit (ECU) |
| 152.16 | Engine Control Unit (ECU) | Issue With Engine ECU When Module Booting Up / Unexpected ECU Reset Detected / Control Unit Fault | Full repair manual for code 152.16, Engine Control Unit (ECU) |
| 157 | — | Fuel Rail Pressure Signal Issue | Full repair manual for code 157 |
| 157.............. | — | Fuel Rail Pressure Loss Detected | Full repair manual for code 157.............. |
| 157.............. | — | Check Sensor and Wiring | Full repair manual for code 157.............. |
| 157.............. | — | Fuel Rail Pressure Signal Out of Range High | Full repair manual for code 157.............. |
| 157.01 | Engine Control Unit (ECU) | Fuel Rail Pressure Extremely Low / Low Pressure Fuel Pressure Low | Full repair manual for code 157.01, Engine Control Unit (ECU) |
| 157.02 | Engine Control Unit (ECU) | The Fuel Rail Pressure Sensor Signal Voltage Out Of Range | Full repair manual for code 157.02, Engine Control Unit (ECU) |
| 000157.03 | — | Fuel Line Issue | Full repair manual for code 000157.03 |
| 000157.03 | — | Fuel Rail Pressure Input Voltage Problem | Full repair manual for code 000157.03 |
| 157.03 | Engine Control Unit (ECU) | The Fuel Rail Pressure Sensor Signal Voltage Is Too High | Full repair manual for code 157.03, Engine Control Unit (ECU) |
| 157.04 | ECU | Fuel Rail Pressure Sensor Signal Voltage Is Too Low (ECU) / Fuel Rail Pressure Signal Out Of Low Range | Full repair manual for code 157.04, ECU |
| 157.1 | ECU (Engine Control Unit) | Fuel Rail Pressure Loss Detected / Fuel Rail Pressure Dropping Too Fast | Full repair manual for code 157.1, ECU (Engine Control Unit) |
| 000157.10 | — | Fuel Rail Pressure Sensor Signal Voltage Is Erratic | Full repair manual for code 000157.10 |
| 157.16 | ECU | Fuel Rail Pressure Signal Moderately High | Full repair manual for code 157.16, ECU |
| 000157.17 | — | Fuel Rail Pressure Sensor Signal Voltage Is Low | Full repair manual for code 000157.17 |
| ECU000157.17 | ECU | Fuel rail pressure low during starting | Full repair manual for code ECU000157.17, ECU |
| 157.17 | Engine Control Unit (ECU) | Fuel Rail Pressure Not Developed | Full repair manual for code 157.17, Engine Control Unit (ECU) |
| 000157.18 | — | Fuel Rail Pressure Is Below The Desired Pressure | Full repair manual for code 000157.18 |
