New Holland 3402 – ENGINE: Rail Pressure Sensor: Maximum Rail Pressure Exceeded

The rail pressure sensor has detected that the rail pressure has exceeded the maximum allowable limit. This condition may indicate an overpressure situation within the fuel system, which could lead to damage or improper engine operation.

1. 1

   Rail Pressure Sensor

2. 2

   Fuel System Pressure

3. 3

   Fuel Pump Operation

1. 1

   Inspect

   Inspect the rail pressure sensor for physical damage or improper installation.

2. 2

   Test

   Test the rail pressure sensor for correct output signal and calibration.

3. 3

   Check

   Check the fuel system for excessive pressure, including the fuel pump and pressure relief mechanisms.