[SOLVED] P2453 Code: Fixing Diesel Particulate Filter Pressure Sensor Issues

The P2453 automobile fault code indicates a problem with the Diesel Particulate Filter (DPF) Pressure Sensor.

The most common symptom is the illumination of the Engine Light or Service Engine Soon Warning Light. The cause of this fault code could be a faulty DPF Pressure Sensor, an open or shorted harness, poor electrical connection, or leaks in the sensor connecting hose.

The importance of repairing this issue lies in the fact that it can lead to reduced engine performance and increased emissions. The repair difficulty is moderate, and the fix involves visually inspecting the wiring harness and connectors, checking for damaged components, and looking for broken, bent, pushed out, or corroded connector’s pins.

The repair time is estimated to be around 1.0 hour.

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 due to the p2453 fault code.

Here are the symptoms to look out for:

  • The P2453 fault code in an automobile can cause the following symptoms: Engine Light ON, Service Engine Soon Warning Light, decreased engine performance, reduced fuel efficiency, black smoke from the exhaust, and difficulty starting the engine.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

INNOVA 5210
Get an OBD Scanner for accurate, Your car-specific Error Diagnosis
  • Pinpoints your car-specific issues, giving accurate diagnostics for your exact make and model.
  • Works anywhere, even with limited connectivity, making it highly versatile.
  • Provides detailed insights into real-time performance for your exact make and model, beyond generic online explanations.
  • Tracks past issues of your vehicle, helping you spot recurring problems and monitor long-term performance, which online resources can’t offer.
  • Detects potential issues early, helping avoid costly repairs instead of just addressing current problems.
  • Regular checks support efficiency and emissions standards, potentially increasing resale value—hard to gauge with online info alone.
Buying through our links may earn us commission.

The automobile fault code p2453 can be caused by a range of issues, including a faulty DPF pressure sensor and poor electrical connections.

  • The automobile fault code P2453 can be caused by a faulty Diesel Particulate Filter (DPF) Pressure Sensor, an open or shorted Diesel Particulate Filter (DPF) Pressure Sensor harness, a poor electrical connection in the Diesel Particulate Filter (DPF) Pressure Sensor circuit, corrosion or poor mating terminals and wiring, and leaks in the diesel particulate filter pressure sensor connecting hose.

Below are some possible fixes for the automobile fault code p2453, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code p2453, 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 automobile fault code P2453 refers to a malfunction in 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 them 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 P2453 code is related to the diesel particulate filter pressure sensor ‘A’ circuit rangeperformance. The diesel particulate filter is responsible for reducing exhaust gas soot emissions. The filter stores particle matter until a regeneration process is initiated to burn off the soot particles.

The P2453 code indicates an issue with the pressure sensor that monitors the exhaust gas pressure across the filter. This code can cause the vehicle to fail emissions tests and may result in decreased fuel efficiency. It is important to have this issue diagnosed and repaired promptly to ensure proper operation of the diesel particulate filter.

What are the possible causes of the automobile fault code P2453?

If you see the engine light on or service engine soon warning light, it could be due to the P2453 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, corrosion or poor mating terminals and wiring, or leaks in the diesel particulate filter pressure sensor connecting hose. To fix this issue, you should 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 I visually inspect the related wiring harness and connectors to fix the P2453 fault code?

If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light due to a P2453 fault code, it could be caused by 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, corrosion or poor mating terminals and wiring, or leaks in the diesel particulate filter pressure sensor connecting hose. To fix this issue, check the “Possible Causes” listed above and visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

What are the symptoms of the P2453 fault code and how can I identify them?

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a symptom of the P2453 fault code. This code is 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, corrosion or poor mating terminals and wiring, or leaks in the diesel particulate filter pressure sensor connecting hose. 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.

p2453 error fault code explained

If your engine light is on, it could be due to a faulty Diesel Particulate Filter (DPF) Pressure Sensor, an open or shorted harness, poor electrical connection, corrosion, or leaks in the sensor connecting hose.

Check for these possible causes by visually inspecting the wiring harness and connectors, and looking for damaged components or corroded pins.

Scroll to Top