John Deere fault codes & repair guides
All 3,995 codes· 50 per page · page 50 of 80
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 005128.06 | — | Sensor Supply High Amp Flow On The NOx Sensors Supply Circuit | Full repair manual for code 005128.06 |
| 5128.06 | ECU | Sensor Supply Voltage 10, Resistance Too Low | Full repair manual for code 5128.06, ECU |
| 5246 | ECU | SCR Operator Stage #3 Derate Notification | Full repair manual for code 5246, ECU |
| 5246.13 | ECU | SCR Operator Derate Notification Active | Full repair manual for code 5246.13, ECU |
| 5246.14 | ECU | SCR Operator Stage #4 Derate Notification / Engine Derate Countdown Active | Full repair manual for code 5246.14, ECU |
| 5246.15 | Engine Control Unit (ECU) | SCR Operator Level #1 Derate Notification | Full repair manual for code 5246.15, Engine Control Unit (ECU) |
| 5246.16 | ECU | SCR Operator Stage #2 Derate Notification | Full repair manual for code 5246.16, ECU |
| 5246.31 | ECU | SCR Operator Final Derate Notification / Engine Derate Countdown Active | Full repair manual for code 5246.31, ECU |
| 5298.01 | Engine Control Unit (ECU) | DOC Efficiency Extremely Low | Full repair manual for code 5298.01, Engine Control Unit (ECU) |
| ECU005298.10 | ECU | Exhaust Filter System Not Operating as Expected | Full repair manual for code ECU005298.10, ECU |
| ECU005298.18 | ECU | Exhaust Filter System Not Operating as Expected | Full repair manual for code ECU005298.18, ECU |
| 5435 | — | Dosing Unit Pump Fault | Full repair manual for code 5435 |
| 5435.06 | ECU | DEF Dosing Unit Pump Circuit Has Low Resistance | Full repair manual for code 5435.06, ECU |
| 005435.09 | — | DEF Unit Pump No Communication (ECU) | Full repair manual for code 005435.09 |
| 5435.09 | ECU | CAN Bus Message Cannot Be Received, Information from DEF Dosing Unit. | Full repair manual for code 5435.09, ECU |
| 005435.11 | — | DEF System Pressure Is Low | Full repair manual for code 005435.11 |
| 5435.11 | Engine Control Unit (ECU) | DEF Dosing Unit Pump Circuit Fault / DEF Dosing Unit Failed to Prime | Full repair manual for code 5435.11, Engine Control Unit (ECU) |
| 5435.14 | ECU | DEF Dosing Unit Pump Motor Fault | Full repair manual for code 5435.14, ECU |
| 5435.31 | Engine Control Unit (ECU) | DEF Dosing Unit Pump Fault / DEF System Pressure Is Erratic | Full repair manual for code 5435.31, Engine Control Unit (ECU) |
| ECU005456.00 | ECU | Exhaust Filter System Not Operating as Expected | Full repair manual for code ECU005456.00, ECU |
| ECU005456.01 | ECU | Exhaust Filter System Not Operating as Expected | Full repair manual for code ECU005456.01, ECU |
| 5571 | — | Pressure Relief Valve Fault | Full repair manual for code 5571 |
| 5571.05 | ECU | High Resistance in Circuit for Fuel Rail Pressure Surge Relief Valve | Full repair manual for code 5571.05, ECU |
| 5571.06 | ECU | Fuel Rail Pressure Relief Solenoid Low Resistance | Full repair manual for code 5571.06, ECU |
| 5743 | — | Temperature Module Fault | Full repair manual for code 5743 |
| 5743.09 | Engine Control Unit (ECU) / Engine Control Module (ECM) | Data Cannot Be Received, Information from SCR Temperature Module | Full repair manual for code 5743.09, Engine Control Unit (ECU) / Engine Control Module (ECM) |
| 5745 | — | Dosing Unit Heater Fault | Full repair manual for code 5745 |
| 5745.05 | ECU | DEF Dosing Unit Heater, Resistance Too High | Full repair manual for code 5745.05, ECU |
| 5745.06 | ECU | DEF Dosing Unit Heater Circuit Has Low Resistance | Full repair manual for code 5745.06, ECU |
| 5745.18 | ECU | DEF Dosing Unit Heater, Temperature Moderately Low | Full repair manual for code 5745.18, ECU |
| 5745.31 | ECU | DEF Dosing Unit Heater, Temperature Faulty or DEF Supply Module Fault | Full repair manual for code 5745.31, ECU |
| GR6158.03 | GR | Charging System, Wiring, and Connections Issue | Full repair manual for code GR6158.03, GR |
| GR6158.04 | GR | Charging System, Wiring, and Connections Issue | Full repair manual for code GR6158.04, GR |
| GR6168.03 | GR | Charging System, Wiring, and Connections Issue | Full repair manual for code GR6168.03, GR |
| GR6168.04 | GR | Charging System, Wiring, and Connections Issue | Full repair manual for code GR6168.04, GR |
| GR6639.12 | GR | Check Receiver Harness for Faults | Full repair manual for code GR6639.12, GR |
| GR6639.14 | GR | Receiver Connection and Power Issue | Full repair manual for code GR6639.14, GR |
| 55010.31 | Engine Control Unit (ECU) | ECU Internal Issue | Full repair manual for code 55010.31, Engine Control Unit (ECU) |
| GR62850.05 | GR | Rover Radio Antenna Fault | Full repair manual for code GR62850.05, GR |
| GR62854.31 | GR | Inspection Required for Receiver Bracket Harness | Full repair manual for code GR62854.31, GR |
| 100100 | — | CAN Bus Message Missing from Left Control Unit - System Data | Full repair manual for code 100100 |
| 100101 | — | CAN Bus Message Missing from Left Control Unit 2 - System Data | Full repair manual for code 100101 |
| 100106 | — | Switch on Cornerpost Display Unit 4 Closed for Longer than 30 Seconds | Full repair manual for code 100106 |
| 200007 | — | Separator Engagement and Discharge Beater Operation Issue | Full repair manual for code 200007 |
| 200011 | — | CLIMATRAK Solar Sensor Voltage Too Low | Full repair manual for code 200011 |
| 200018 | — | CAN Bus Message Missing from Left Control Unit | Full repair manual for code 200018 |
| 200112 | — | 12VDC Not Detected at Output of Grain Tank Cover Fold Relay (K7) | Full repair manual for code 200112 |
| 200126 | — | Unloading Auger Swing Driver Fault | Full repair manual for code 200126 |
| 200128 | — | Sidehill/HillMaster Engage Signal (cc# 447) Not 12VDC When ON | Full repair manual for code 200128 |
| 200129 | — | Combine Lower Driver Fault Condition | Full repair manual for code 200129 |
