New Holland 3797 – ENGINE: Diesel Particulate Filter (DPF) Pressure Sensor: SRC High for Particulate Filter Differential Pressure Sensor

The Diesel Particulate Filter (DPF) Pressure Sensor is reporting a high signal condition for the differential pressure sensor. This indicates an abnormal reading from the component responsible for monitoring the pressure difference across the DPF.

1. 1

   The Diesel Particulate Filter (DPF) Pressure Sensor

2. 2

   The wiring and connections to the Diesel Particulate Filter (DPF) Pressure Sensor

3. 3

   The affected circuit

1. 1

   Inspect

   Inspect the Diesel Particulate Filter (DPF) Pressure Sensor for physical damage or contamination.

2. 2

   Check

   Check the wiring and connections to the Diesel Particulate Filter (DPF) Pressure Sensor for looseness, corrosion, or damage.

3. 3

   Test

   Test the signal output of the Diesel Particulate Filter (DPF) Pressure Sensor using a diagnostic tool to confirm the high signal condition.

4. 4

   Replace

   If the sensor is faulty, replace the Diesel Particulate Filter (DPF) Pressure Sensor with a new one.