If you see the Engine Light ON or Service Engine Soon Warning Light, it could be due to the P2455 fault code. This code indicates a problem with the Diesel Particulate Filter (DPF) Pressure Sensor.

The possible causes include a faulty sensor, open or shorted harness, poor electrical connection, loose or cracked hose, or excessive soot or ash in the filter. It is important to visually inspect the wiring harness and connectors for any damage or corrosion. The repair time for this fault code is 1.0, and it is crucial to fix it as soon as possible to avoid further damage to the engine.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p2455 fault code.

Here are the symptoms to look out for:

  • The P2455 fault code in an automobile can cause the following symptoms: Engine Light ON, Service Engine Soon Warning Light, decreased fuel efficiency, reduced engine power, difficulty starting the engine, and increased emissions.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle and ensure safe driving conditions.

P2455 fault code can be caused by various issues, including a faulty DPF pressure sensor and excessive soot or ash in the filter.

  • The automobile fault code P2455 can be caused by a faulty Diesel Particulate Filter (DPF) Pressure Sensor.
  • It can also be caused by an open or shorted Diesel Particulate Filter (DPF) Pressure Sensor harness.
  • Poor electrical connection in the Diesel Particulate Filter (DPF) Pressure Sensor circuit can also cause this fault code.
  • A loose, cracked, or missing connecting hose of the Diesel particulate filter pressure sensor can also be a cause.
  • A cracked or broken Diesel particulate filter pressure sensor connecting hose port can also cause this fault code.
  • Lastly, an excessive amount of soot or ash in the diesel particulate filter can also cause the P2455 fault code.

Below are the possible fixes for the automobile fault code p2455, including inspecting wiring harness and connectors for damage.

  • To fix the automobile fault code p2455, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The fault code P2455 indicates an issue with the diesel particulate filter pressure sensor circuit.

The estimated repair time for this fault code is 1.0 hour.

The cost of fixing this issue can vary depending on the auto repair shop, but it is common for most shops to charge between $75 and $150 per hour. Other factors that may influence the cost include the severity of the issue, the type of vehicle, and the location of the repair shop.

The P2455 code is related to the Diesel Particulate Filter (DPF) pressure sensor. The Powertrain Control Module (PCM) monitors the sensor’s signal value during idle and part load operating conditions. The test fails when the signal value at idle is less than 0.15 kPa (0.022 psi) or when it’s outside the minimum and maximum values based on the exhaust volume during part load.

The code indicates that the ‘A’ circuit of the pressure sensor is reading high.

What are the possible causes of the automobile fault code P2455?

If you see the engine light on or service engine soon warning light, it could be due to the P2455 fault code. This code is usually caused by a faulty Diesel Particulate Filter (DPF) Pressure Sensor, an open or shorted DPF Pressure Sensor harness, poor electrical connection in the DPF Pressure Sensor circuit, a loose, cracked, or missing connecting hose, a cracked or broken connecting hose port, or an excessive amount of soot or ash in the diesel particulate filter. To fix this issue, check the possible causes listed above, visually inspect the related wiring harness and connectors, and look for damaged components and broken, bent, pushed out, or corroded connector’s pins.

How can one visually inspect the related wiring harness and connectors to fix the P2455 fault code?

If you’re experiencing the P2455 fault code, which is indicated by the engine light or service engine soon warning light being on, there are a few possible causes. These include a faulty Diesel Particulate Filter (DPF) Pressure Sensor, an open or shorted DPF Pressure Sensor harness, a poor electrical connection in the DPF Pressure Sensor circuit, a loose, cracked, or missing connecting hose, a cracked or broken connecting hose port, or an excessive amount of soot or ash in the diesel particulate filter. To fix this issue, you should visually inspect the related wiring harness and connectors, checking for damaged components and looking for broken, bent, pushed out, or corroded connector’s pins.

What are the consequences of ignoring the P2455 fault code?

Ignoring the P2455 fault code can lead to serious consequences such as reduced engine performance, increased fuel consumption, and potential damage to the diesel particulate filter. The fault code is caused by a faulty diesel particulate filter pressure sensor or related issues, and it is important to visually inspect the wiring harness and connectors to identify any damaged components. Failure to address the issue promptly can result in costly repairs and potential safety hazards.

p2455 error fault code explained

If you see the Engine Light ON or Service Engine Soon Warning Light, it could be due to a faulty Diesel Particulate Filter (DPF) Pressure Sensor, poor electrical connection, or excessive sootash in the filter.

Check the wiring harness, connectors, and components for damage and inspect the connector’s pins.

Scroll to Top