Deutz-Fahr 878: Rail Pressure Sensor Fault: Lower Voltage Limit Exceeded

The rail pressure sensor is reporting a voltage that is below the specified lower limit, indicating a potential issue with the sensor or its circuit.

1. 1

   The rail pressure sensor

2. 2

   The wiring and connections to the rail pressure sensor

3. 3

   The power supply to the rail pressure sensor

1. 1

   Inspect

   Inspect the rail pressure sensor for physical damage or signs of wear.

2. 2

   Check

   Check the wiring and connections to the rail pressure sensor for looseness, corrosion, or damage.

3. 3

   Test

   Test the power supply to the rail pressure sensor to ensure it is receiving the correct voltage.