John Deere fault codes & repair guides
All 3,995 codes· 50 per page · page 18 of 80
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 000647.03 | — | Engine Module Detects Issue With Variable Speed Engine Cooling Fan Motor Output Voltage | Full repair manual for code 000647.03 |
| 647.03 | ECU | Engine Fan Circuit Current is High / Fan Control Circuit Voltage is Above Normal / Shorted to a High Source | Full repair manual for code 647.03, ECU |
| 000647.05 | — | Engine Module Detects Issue With Variable Speed Engine Cooling Fan Motor Output Voltage | Full repair manual for code 000647.05 |
| 000647.05 | — | Fault Code 000647.05 - Housing Issue | Full repair manual for code 000647.05 |
| 000647.05 | — | Intercooler Hydraulic Fan Drive Solenoid Low Amps | Full repair manual for code 000647.05 |
| 647.05 | Engine Control Unit (ECU) | Variable Speed Engine Cooling Fan Solenoid Output Voltage or Current Below Normal | Full repair manual for code 647.05, Engine Control Unit (ECU) |
| 647.05 | Engine Control Unit (ECU) | Fan Proportional Solenoid Out of Range Low / Fan Drive Output 1 Shorted or Open | Full repair manual for code 647.05, Engine Control Unit (ECU) |
| 000647.06 | — | Intercooler Hydraulic Fan Drive Solenoid High Amps | Full repair manual for code 000647.06 |
| 647.06 | Engine Control Unit (ECU) | Engine Module Has Noted An Issue With The Output Voltage For The Variable Speed Engine Cooling Fan Solenoid | Full repair manual for code 647.06, Engine Control Unit (ECU) |
| 647.06 | Engine Control Unit (ECU) | Proportional Solenoid Valve Current Too High (Charge Air Cooler Hydraulic Motor) / Engine Fan Clutch Current Above Normal Or Grounded Circuit | Full repair manual for code 647.06, Engine Control Unit (ECU) |
| ECU000647.07 | ECU | Fault in the Engine Fan Speed Reduction Circuit | Full repair manual for code ECU000647.07, ECU |
| 651 | — | Injector #1 Current Below Expected | Full repair manual for code 651 |
| 651 | — | Injector #1 Current Increase Too Rapidly | Full repair manual for code 651 |
| 651.............. | — | Check Injector Wiring or Injector Solenoid | Full repair manual for code 651.............. |
| 651.............. | — | Injector Number 1 Not Responding | Full repair manual for code 651.............. |
| 651.............. | — | Injector Number 1 Circuit Has Low Resistance | Full repair manual for code 651.............. |
| 651.............. | — | Injector Failed or Flow Limiter Closed | Full repair manual for code 651.............. |
| 651.............. | — | Injector Number 1 Part Number Data Invalid | Full repair manual for code 651.............. |
| 651.............. | — | Injector Number 1 Part Number Calibration Fault | Full repair manual for code 651.............. |
| 000651.02 | — | Injector Number 1 Code Error (ECU) | Full repair manual for code 000651.02 |
| 000651.02 | — | Electronic Fuel Injector Problem | Full repair manual for code 000651.02 |
| 651.02 | Engine Control Unit (ECU) | Injector Number 1 Code Error / Cylinder No. 1 Electronic Injector Part Number Invalid | Full repair manual for code 651.02, Engine Control Unit (ECU) |
| 651.05 | ECU | Injector 1 High Resistance Error | Full repair manual for code 651.05, ECU |
| 651.06 | ECU | Injector Number 1 Circuit Has Low Resistance | Full repair manual for code 651.06, ECU |
| 651.13 | Engine Control Unit (ECU) | Injector Number 1 Calibration Code Error | Full repair manual for code 651.13, Engine Control Unit (ECU) |
| 000651.18 | — | Injector Number 1 Error | Full repair manual for code 000651.18 |
| 651.18 | ECU | Injection Valve 1 Fault | Full repair manual for code 651.18, ECU |
| 652 | — | Injector #2 Current Below Expected | Full repair manual for code 652 |
| 652 | — | Injector #2 Fault | Full repair manual for code 652 |
| 652.............. | — | Check Injector Wiring or Injector Solenoid | Full repair manual for code 652.............. |
| 652.............. | — | Injector Failed or Flow Limiter Closed | Full repair manual for code 652.............. |
| 652.............. | — | Injector Number 2 Part Number Calibration Fault | Full repair manual for code 652.............. |
| 652.............. | — | Injector Number 2 Circuit Has High Resistance | Full repair manual for code 652.............. |
| 652.............. | — | Injector Number 2 Not Responding | Full repair manual for code 652.............. |
| 652.............. | — | Injector Number 2 Part Number Data Invalid | Full repair manual for code 652.............. |
| 652.02 | Engine Control Unit (ECU) | Injector Number 2 Code Error / Injector #2 Part Number Data Invalid | Full repair manual for code 652.02, Engine Control Unit (ECU) |
| 652.05 | Engine Control Unit (ECU) | Injector Number 2 Circuit Has High Resistance | Full repair manual for code 652.05, Engine Control Unit (ECU) |
| 652.06 | ECU | Injector Number 2 Low Resistance Error / Cylinder #2 Electronic Injector Circuit Shorted | Full repair manual for code 652.06, ECU |
| 652.13 | ECU | Injector Number 2 Calibration Code Error / Injector #2 Calibration Fault | Full repair manual for code 652.13, ECU |
| 000652.18 | — | Injector Number 2 Error | Full repair manual for code 000652.18 |
| 652.18 | Engine Control Unit (ECU) | Injector Number 2 Error / Fuel Injector #2 Flow Very Low / Injector #2 Not Responding | Full repair manual for code 652.18, Engine Control Unit (ECU) |
| 653 | — | Injector #3 Fault | Full repair manual for code 653 |
| 653 | — | Injector #3 Current Increase Too Rapidly | Full repair manual for code 653 |
| 653 | — | Injector #3 Current Below Expected Level | Full repair manual for code 653 |
| 653.............. | — | Check Injector Wiring or Injector Solenoid | Full repair manual for code 653.............. |
| 653.............. | — | Injector Number 3 Part Number Calibration Fault | Full repair manual for code 653.............. |
| 653.............. | — | Injector Failed or Flow Limiter Closed | Full repair manual for code 653.............. |
| 653.............. | — | Injector Number 3 Not Responding | Full repair manual for code 653.............. |
| 653.............. | — | Injector Number 3 Circuit Has High Resistance | Full repair manual for code 653.............. |
| 653.............. | — | Injector Number 3 Part Number Data Invalid | Full repair manual for code 653.............. |
