New Holland fault codes & repair guides
All 7,052 codes· 50 per page · page 26 of 142
| Code | Controller | Issue summary | Repair manual |
|---|---|---|---|
| 2529 | — | Synchronizer Does Not Move to F4 | Full repair manual for code 2529 |
| 2530 | — | Synchronizer Does Not Move to R2 | Full repair manual for code 2530 |
| 2531 | — | Open Circuit or Short to Ground in F4 Electromagnet | Full repair manual for code 2531 |
| 2532 | — | Open Circuit or Short to Ground in R2 Electromagnet | Full repair manual for code 2532 |
| 2533 | — | Fault in the F4 electromagnet circuit | Full repair manual for code 2533 |
| 2534 | — | Electromagnet R2 Circuit Fault | Full repair manual for code 2534 |
| 2535 | — | Synchronizer F4/R2 - Neutral Not Engaging | Full repair manual for code 2535 |
| 2536 | — | Fluid Supply Sensor in Hydrostatic - Open Circuit or Short to Ground | Full repair manual for code 2536 |
| 2537 | — | Fluid Supply Sensor in Hydrostatic - Short Circuit to 'Mass' | Full repair manual for code 2537 |
| 2538 | — | Speed Ring Sensor - Short Circuit to 'Ground' or Open Circuit | Full repair manual for code 2538 |
| 2539 | — | Speed Sensor Ring - Short to 12 V | Full repair manual for code 2539 |
| 2540 | — | Pressure Converter Clutch A - Short Circuit to 'Mass' or Open Circuit | Full repair manual for code 2540 |
| 2541 | — | B Pressure Converter - Short Circuit to 'Ground' or Open Circuit | Full repair manual for code 2541 |
| 2542 | — | Pressure Converter Clutch A - Short to 5 V | Full repair manual for code 2542 |
| 2543 | — | B Pressure Converter - Short to 5 V | Full repair manual for code 2543 |
| 2544 | — | Critical Value of the Air Gap of the Speed Sensor Ring | Full repair manual for code 2544 |
| 2545 | — | Critical Value of the Air Gap of the ORPM Sensor | Full repair manual for code 2545 |
| 2546 | — | No Signal from the Fluid Supply Sensor in the Hydrostatic | Full repair manual for code 2546 |
| 2547 | — | Speed Ring Sensor Signal Is Missing | Full repair manual for code 2547 |
| 2548 | — | Brake system pressure converter - Short circuit to 'ground' or open circuit | Full repair manual for code 2548 |
| 2549 | — | Brake system pressure converter - Short to 5 V | Full repair manual for code 2549 |
| 2550 | — | Sticking of the Unloading Solenoid or the Clutch Solenoid A | Full repair manual for code 2550 |
| 2551 | — | Sticking of the Unloading Solenoid or the Clutch Solenoid B | Full repair manual for code 2551 |
| 2553 | — | Too Low Transmission Oil Pressure | Full repair manual for code 2553 |
| 2554 | — | Transmission Oil Pressure Above Maximum Pressure | Full repair manual for code 2554 |
| 2555 | — | Transmission Oil Pressure Below Threshold Value | Full repair manual for code 2555 |
| 2555 | ENGINE | Intake Air Heater 1 Circuit Voltage too high | Full repair manual for code 2555, ENGINE |
| 2557 | — | Hydraulic Electromagnet 1 - Open Circuit or Short to Ground | Full repair manual for code 2557 |
| 2558 | — | Hydraulic Electromagnet 1 - Short Circuit to 12 V | Full repair manual for code 2558 |
| 2558 | ENGINE | Auxiliary PWM Driver 1 Circuit Voltage too low | Full repair manual for code 2558, ENGINE |
| 2559 | — | ORPM Fault and Ring | Full repair manual for code 2559 |
| 2561 | — | Spontaneous Movement of the F2/R1 Synchronizer to Neutral Position | Full repair manual for code 2561 |
| 2563 | — | HST Inlet (G hydraulic port) - Too low pressure | Full repair manual for code 2563 |
| 2564 | — | HST Inlet (G hydraulic port) - Low Pressure Warning | Full repair manual for code 2564 |
| 2565 | — | HST Inlet (G hydraulic port) - High pressure warning | Full repair manual for code 2565 |
| 2566 | — | HST Inlet (G hydraulic port) - Too high pressure | Full repair manual for code 2566 |
| 2567 | — | Gear Pump (Hydraulic Filter) - Too Low Pressure | Full repair manual for code 2567 |
| 2568 | — | Gear Pump (Hydraulic Filter) - Low Pressure Warning | Full repair manual for code 2568 |
| 2569 | — | Gear Pump (Hydraulic Filter) - Warning of High Pressure | Full repair manual for code 2569 |
| 2570 | — | High Pressure on Filter | Full repair manual for code 2570 |
| 2571 | — | Hydraulic Hole Pressure Sensor G - Open Circuit or Short to Ground | Full repair manual for code 2571 |
| 2572 | — | Hydraulic Hole Pressure Sensor G - Short Circuit to 5 V | Full repair manual for code 2572 |
| 2573 | — | Hydraulic Filter Pressure Sensor - Open Circuit or Short to Ground | Full repair manual for code 2573 |
| 2574 | — | Hydraulic filter pressure sensor - Short circuit to 5 V | Full repair manual for code 2574 |
| 2575 | — | Synchronizer Converter F2/R1 - Converter Failure | Full repair manual for code 2575 |
| 2576 | — | Wheel Speed Sensor 2 Circuit Fault | Full repair manual for code 2576 |
| 2576 | — | Lubricant Supply Electromagnet Circuit Fault | Full repair manual for code 2576 |
| 2577 | — | Wheel speed sensor 2 (output speed of the transmission) - Short circuit to 12 V | Full repair manual for code 2577 |
| 2578 | — | Wheel Speed Sensor 2 - No Signal | Full repair manual for code 2578 |
| 2579 | — | Wheel Speed Sensor 2: Critical Air Gap Value | Full repair manual for code 2579 |
