John Deere fault codes & repair guides
All 3,995 codes· 50 per page · page 16 of 80
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 630.14 | PTR / PTP / PTI / EPC | Transmission Calibration Values Out of Range | Full repair manual for code 630.14, PTR / PTP / PTI / EPC |
| 000630.31 | — | Front Axle Calibration Issue | Full repair manual for code 000630.31 |
| 630.31 | TCU / VLC / BLC | Calibration Parameters Saving Fault / Control Software Internal Fault | Full repair manual for code 630.31, TCU / VLC / BLC |
| 630.31 | VLC | Calibration Parameters Saving Fault | Full repair manual for code 630.31, VLC |
| 632 | — | Fuel Shutoff Valve Fault | Full repair manual for code 632 |
| 632.............. | — | Fuel Shutoff Not Functioning | Full repair manual for code 632.............. |
| 632.............. | — | Fuel Shutoff Error | Full repair manual for code 632.............. |
| 636 | — | Event Sensor Signal Missing | Full repair manual for code 636 |
| 636 | — | Camshaft Position Signal Fault | Full repair manual for code 636 |
| 636 | — | Electrical noise detected on Event Sensor + and/or Event Sensor - | Full repair manual for code 636 |
| 636 | — | Event Sensor Signal Has Incorrect Pulse Pattern | Full repair manual for code 636 |
| 636.............. | — | Abnormal Rate of Change in Engine Position Sensor Signal | Full repair manual for code 636.............. |
| 636.............. | — | Engine Position Sensor Signal Missing | Full repair manual for code 636.............. |
| 636.............. | — | Check Sensor and Wiring | Full repair manual for code 636.............. |
| 636.............. | — | Camshaft Position Circuit Has High Resistance | Full repair manual for code 636.............. |
| 000636.02 | — | Issue With Signal From Camshaft Position Sensor High Resistance | Full repair manual for code 000636.02 |
| 636.02 | Engine Control Unit (ECU) | Camshaft Position Signal Invalid | Full repair manual for code 636.02, Engine Control Unit (ECU) |
| 636.05 | Engine Control Unit (ECU) | Issue With Signal From Camshaft Position Sensor High Resistance | Full repair manual for code 636.05, Engine Control Unit (ECU) |
| 000636.06 | — | Issue With Signal From Camshaft Position Sensor Low Resistance | Full repair manual for code 000636.06 |
| 636.06 | ECU | Camshaft Position Circuit Has Low Resistance | Full repair manual for code 636.06, ECU |
| 636.08 | ECU | Camshaft Position Sensor Signal Missing or Pump Position Sensor Input Missing | Full repair manual for code 636.08, ECU |
| 636.1 | ECU (Engine Control Unit) | Camshaft Position Sensor Input Pattern Error | Full repair manual for code 636.1, ECU (Engine Control Unit) |
| 000636.10 | — | Issue With Signal From Camshaft Position Sensor (ECU) | Full repair manual for code 000636.10 |
| 637 | — | Engine Speed Sensor Signal Has Incorrect Pulse Pattern | Full repair manual for code 637 |
| 637 | — | Engine Speed Sensor Signal Missing | Full repair manual for code 637 |
| 637 | — | Incorrect Position Relationship Between Engine Speed Sensor and Event Sensor | Full repair manual for code 637 |
| 637 | — | Crankshaft Position Signal Fault | Full repair manual for code 637 |
| 637 | — | Electrical noise detected on Event Sensor + and/or Event Sensor - | Full repair manual for code 637 |
| 637.............. | — | Engine Timing and Position Signals Mismatch | Full repair manual for code 637.............. |
| 637.............. | — | Engine Timing Sensor Signal Unreliable | Full repair manual for code 637.............. |
| 637.............. | — | Crankshaft Position Circuit Has Low Resistance | Full repair manual for code 637.............. |
| 637.............. | — | Check Sensor and Wiring | Full repair manual for code 637.............. |
| 000637.02 | — | Issue With Signal From Crankshaft Position Sensor (ECU) | Full repair manual for code 000637.02 |
| 637.02 | ECU | Crankshaft Position Signal Invalid | Full repair manual for code 637.02, ECU |
| 000637.05 | — | Crank Position Sensor Problem | Full repair manual for code 000637.05 |
| 637.05 | ECU | Issue With Signal From Crankshaft Position Sensor High Resistance (ECU) | Full repair manual for code 637.05, ECU |
| 637.06 | Engine Control Unit (ECU) | Issue With Signal From Crankshaft Position Sensor Low Resistance | Full repair manual for code 637.06, Engine Control Unit (ECU) |
| 000637.07 | — | Issue With Signal From Crankshaft Position Sensor (ECU) | Full repair manual for code 000637.07 |
| 637.07 | Engine Control Unit (ECU) | Crank Position/Cam Position Out of Sync | Full repair manual for code 637.07, Engine Control Unit (ECU) |
| 000637.08 | — | Issue With Signal From Crankshaft Position Sensor Missing | Full repair manual for code 000637.08 |
| 000637.08 | — | Crank Position Input Problem | Full repair manual for code 000637.08 |
| 637.08 | ECU | Crank Sensor Signal Input Missing | Full repair manual for code 637.08, ECU |
| 637.1 | Engine Control Unit (ECU) | Crankshaft Position Sensor Signal Rate of Change Abnormal | Full repair manual for code 637.1, Engine Control Unit (ECU) |
| 000637.10 | — | Issue With Signal From Crankshaft Position Sensor (ECU) | Full repair manual for code 000637.10 |
| 638 | — | Rack Position Fault | Full repair manual for code 638 |
| 639 | — | CAN Bus Messages Not Received by Right Control Unit | Full repair manual for code 639 |
| 639 | — | CAN Bus Fault | Full repair manual for code 639 |
| BIF000639.02 | BIF | 29-BIT CAN BUS Open Circuit | Full repair manual for code BIF000639.02, BIF |
| 639.08 | Steering System Control Unit (XMC) | Vehicle CAN Bus Fault | Full repair manual for code 639.08, Steering System Control Unit (XMC) |
| JDL000639.09 | JDL | JDLink Not Detecting CAN Bus Messages | Full repair manual for code JDL000639.09, JDL |
