John Deere fault codes & repair guides
All 3,995 codes· 50 per page · page 25 of 80
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 001231.14 | — | ISO BUS CAN BUS Fault in Cab Roof Module (RLC) | Full repair manual for code 001231.14 |
| 001231.14 | — | Drive Train CAN BUS Issue | Full repair manual for code 001231.14 |
| 001231.14 | — | Internal Issue With Steering Module | Full repair manual for code 001231.14 |
| 1231.14 | CCU / TEC / PL1 / PL3 / VCU / XSC | CAN Bus High Error Rate or CAN Bus Off | Full repair manual for code 1231.14, CCU / TEC / PL1 / PL3 / VCU / XSC |
| 1231.14 | PL1 | Drive Train CAN Bus (1000 kBd), High Error Rate | Full repair manual for code 1231.14, PL1 |
| 1231.14 | TEC, RLC, VCU, or CCU | CAN Bus High Error Rate, Error Limit Exceeded, or "Bus Off" condition | Full repair manual for code 1231.14, TEC, RLC, VCU, or CCU |
| 1231.14 | XMC | Control Software Internal Fault / Steering System Control Unit Fault | Full repair manual for code 1231.14, XMC |
| 1321 | — | Engine Starter Control Circuit Fault | Full repair manual for code 1321 |
| 001321.05 | — | Issue With Neutral Start Relay On Engine, High Resistance | Full repair manual for code 001321.05 |
| 1321.05 | Engine Control Unit (ECU) | Engine Starter Solenoid Lockout Relay Circuit Has High Resistance | Full repair manual for code 1321.05, Engine Control Unit (ECU) |
| 001321.06 | — | Issue With Neutral Start Relay On Engine, Low Resistance (ECU) | Full repair manual for code 001321.06 |
| 1321.06 | ECU | Engine Starter Solenoid Lockout Relay Circuit Has Low Resistance | Full repair manual for code 1321.06, ECU |
| 001321.16 | — | Issue With Neutral Start Relay On Engine, Engine Cranking For Too Long | Full repair manual for code 001321.16 |
| 1321.16 | Engine Control Unit (ECU) | ECU has Detected that the Starter has been Engaged Too Long | Full repair manual for code 1321.16, Engine Control Unit (ECU) |
| 1322.31 | Engine Control Unit (ECU) | Engine Misfires Detected | Full repair manual for code 1322.31, Engine Control Unit (ECU) |
| 1347 | — | Suction Control Valve Circuit Fault | Full repair manual for code 1347 |
| 1347.............. | — | Check Pump Wiring | Full repair manual for code 1347.............. |
| 1347.............. | — | High Pressure Fuel Pump Not Able to Meet Required Rail Pressure | Full repair manual for code 1347.............. |
| 1347.............. | — | Fuel Filter and Lines Check Required | Full repair manual for code 1347.............. |
| 1347.............. | — | High Pressure Fuel Pump Control Valve Signal Out of Range High | Full repair manual for code 1347.............. |
| 1347.............. | — | High Pressure Fuel Pump Solenoid Number 1 Circuit Has High Resistance | Full repair manual for code 1347.............. |
| 001347.01 | — | Fuel Rail Pressure Issue | Full repair manual for code 001347.01 |
| 1347.01 | Engine Control Unit (ECU) | Suction Control Valve Sticking and Fuel Rail Pressure Extremely Low | Full repair manual for code 1347.01, Engine Control Unit (ECU) |
| 001347.03 | — | Fuel Suction Valve Low Resistance Issue | Full repair manual for code 001347.03 |
| 1347.03 | ECU | Suction Control Valve Signal Out of Range High / Pump Control Valve Current High | Full repair manual for code 1347.03, ECU |
| ECU001347.03 | ECU | Pump Valve Problem | Full repair manual for code ECU001347.03, ECU |
| 001347.05 | — | Fuel Suction Valve High Resistance Issue | Full repair manual for code 001347.05 |
| ECU001347.05 | ECU | Pump Valve Problem | Full repair manual for code ECU001347.05, ECU |
| 1347.05 | Engine Control Unit (ECU) | Pump Control Valve Current Mismatch / Fuel Pressure Control Valve 1, Resistance Too High | Full repair manual for code 1347.05, Engine Control Unit (ECU) |
| 001347.06 | — | Fuel Suction Valve Low Resistance Issue | Full repair manual for code 001347.06 |
| 1347.06 | ECU | Fuel Pressure Control Valve #1 Circuit Has Low Resistance | Full repair manual for code 1347.06, ECU |
| 1347.07 | ECU | Fuel Rail Pressure Actual to Desired Mismatch / Fuel Rail Pressure Control Error / Control Valve 1 Fuel Pressure Deviation | Full repair manual for code 1347.07, ECU |
| ECU001347.07 | ECU | Fuel Rail Pressure Control Problem | Full repair manual for code ECU001347.07, ECU |
| 1347.16 | ECU | Suction Control Valve Sticking and Fuel Rail Pressure Moderately High | Full repair manual for code 1347.16, ECU |
| 1347.18 | ECU | Suction Control Valve Sticking and Fuel Rail Pressure Slightly Low | Full repair manual for code 1347.18, ECU |
| 1348 | — | Fuel Pump Control Valve #2 Fault | Full repair manual for code 1348 |
| 001348.05 | — | Fuel Suction Valve High Resistance Issue | Full repair manual for code 001348.05 |
| 1348.05 | Engine Control Unit (ECU) / A00 | Fuel Pump Solenoid 2 Open Circuit / Fuel Pressure Control Valve 2, Resistance Too High | Full repair manual for code 1348.05, Engine Control Unit (ECU) / A00 |
| 001348.06 | — | Fuel Suction Valve Low Resistance Issue | Full repair manual for code 001348.06 |
| 1348.06 | Engine Control Unit (ECU) | Fuel Pressure Control Valve 2, Resistance Too Low | Full repair manual for code 1348.06, Engine Control Unit (ECU) |
| 1349 | — | Redundant Fuel Rail Pressure Signal | Full repair manual for code 1349 |
| 1351.05 | ECU | Compressor Clutch for Trailer Air Brakes, Current Too Low | Full repair manual for code 1351.05, ECU |
| 001351.06 | — | Clutch For Air Brakes Compressor Amps High | Full repair manual for code 001351.06 |
| 1351.06 | Engine Control Unit (ECU) | Air Brake Compressor Clutch Short To Ground / Compressor Clutch for Trailer Air Brakes, Current Too High | Full repair manual for code 1351.06, Engine Control Unit (ECU) |
| 001387.01 | — | Low Transmission Oil Lube Pressure Detected by Transmission Module IVT (PTA) | Full repair manual for code 001387.01 |
| 1387.01 | PTA | Lube Oil Pressure Sensor, Oil Pressure Too Low | Full repair manual for code 1387.01, PTA |
| 1387.03 | PTA | High Voltage On Transmission Oil Lube Pressure Sensor | Full repair manual for code 1387.03, PTA |
| 1387.04 | PTA (Power Train / Transmission Module IVT) | Low Voltage On Transmission Oil Lube Pressure Sensor | Full repair manual for code 1387.04, PTA (Power Train / Transmission Module IVT) |
| 1388 | — | Rotor Drive Pressure Voltage Too High | Full repair manual for code 1388 |
| 1485 | — | Pump Power Relay Fault | Full repair manual for code 1485 |
