Engine-CodesFord – P2573 Ford

P2573 Ford Code - Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance

Quick Answer

The P2573 Ford code indicates an issue with the Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance. Common causes include Faulty Deterioration Sensor: The sensor itself may be malfunctioning, leading to inaccurate readings and triggering the code, Wiring Issues: Damaged or corroded wiring connected to the sensor can disrupt the communication and cause the code to be set, Exhaust Leaks: Leaks in the exhaust system can affect the performance of the ozone reduction catalyst and trigger the code. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P2573 Ford indicates Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance.
Common causes
Common causes include Faulty Deterioration Sensor: The sensor itself may be malfunctioning, leading to inaccurate readings and triggering the code, Wiring Issues: Damaged or corroded wiring connected to the sensor can disrupt the communication and cause the code to be set, Exhaust Leaks: Leaks in the exhaust system can affect the performance of the ozone reduction catalyst and trigger the code.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P2573 Ford Description

The P2573 Ford code indicates an issue with the Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance. This sensor is responsible for monitoring the efficiency of the ozone reduction catalyst in the vehicle's exhaust system. The ozone reduction catalyst plays a crucial role in reducing harmful emissions from the vehicle's exhaust gases, particularly nitrogen oxides (NOx) and hydrocarbons.

OBDII Code P2573 Ford - Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance
P2573 Ford Code - Direct Ozone Reduction Catalyst Deterioration Sensor Circuit Range/Performance

Common Causes of P2573 Ford

  1. Faulty Deterioration Sensor: The sensor itself may be malfunctioning, leading to inaccurate readings and triggering the code.
  2. Wiring Issues: Damaged or corroded wiring connected to the sensor can disrupt the communication and cause the code to be set.
  3. Exhaust Leaks: Leaks in the exhaust system can affect the performance of the ozone reduction catalyst and trigger the code.
  4. Contaminated Fuel: Poor-quality fuel or contaminants in the fuel can impact the efficiency of the catalyst.
  5. Engine Misfires: Misfires in the engine can lead to unburned fuel entering the exhaust system and affecting the catalyst's operation.

Symptoms of P2573 Ford

  1. Check Engine Light: The most common symptom associated with this code is the illumination of the check engine light on the dashboard.
  2. Reduced Fuel Efficiency: A deteriorating ozone reduction catalyst can lead to decreased fuel efficiency as the engine may not be operating at optimal levels.
  3. Rough Idling: The engine may experience rough idling or misfires due to the inefficient operation of the catalyst.
  4. Increased Emissions: The vehicle may emit higher levels of pollutants due to the compromised catalytic converter.

How to Fix P2573 Ford

  1. Diagnostic Testing: Begin by using a diagnostic scanner to retrieve the trouble code and perform further testing to confirm the issue.
  2. Inspect Sensor and Wiring: Check the deterioration sensor and its wiring for any damage or corrosion. Replace or repair as needed.
  3. Check Exhaust System: Inspect the exhaust system for leaks or damage that may be affecting the catalyst's performance.
  4. Clear Codes: Once the repairs have been made, clear the trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P2573 Ford

The typical repair cost for addressing the P2573 Ford code can range from $200 to $500, depending on the extent of the issue and the specific repairs needed. This estimate includes the cost of parts and labor. It's important to note that the actual cost can vary based on factors such as the location of the repair shop, the make and model of the vehicle, and the engine type. Additionally, diagnostic time and labor rates can also impact the final cost, with rates typically ranging between $80 and $150 per hour. It's recommended to contact local auto repair shops for a more accurate estimate based on your specific circumstances.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2573 Ford Code

1. What are common symptoms of OBDII code P2573 in a Ford vehicle?

- Common symptoms include poor engine performance, reduced fuel efficiency, and the illumination of the check engine light.

2. What can cause the OBDII code P2573 to trigger in a Ford vehicle?

- The code P2573 is typically triggered by issues with the direct ozone reduction catalyst deterioration sensor circuit, such as sensor malfunctions or wiring problems.

3. How serious is the OBDII code P2573 in a Ford vehicle?

- While the code itself may not cause immediate driveability issues, it is important to address it promptly to prevent potential damage to the catalytic converter and ensure optimal engine performance.

4. How can I diagnose the OBDII code P2573 in my Ford vehicle?

- Diagnosing the code may require using a diagnostic scanner to retrieve the specific fault code, as well as performing visual inspections of the sensor and its wiring.

5. What are some repair tips for resolving the OBDII code P2573 in a Ford vehicle?

- Repairing the code may involve replacing the direct ozone reduction catalyst deterioration sensor, repairing any damaged wiring, or addressing any underlying issues that may have caused the code to trigger.

6. Can I drive my Ford vehicle with the OBDII code P2573?

- It is generally not recommended to drive the vehicle for an extended period with the code present, as it may lead to decreased engine performance and potential catalytic converter damage.

7. How much does it typically cost to repair the OBDII code P2573 in a Ford vehicle?

- The cost of repairing the code can vary depending on the underlying issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Are there any preventive measures to avoid the OBDII code P2573 in a Ford vehicle?

- Regular maintenance and inspections of the emission control system, including the direct ozone reduction catalyst sensor, can help prevent issues that may trigger the code.

9. Can I reset the OBDII code P2573 in my Ford vehicle using a simple OBDII scanner?

- Resetting the code with a scanner may temporarily turn off the check engine light, but it is important to address the underlying issue to prevent the code from reoccurring.

10. Is it necessary to visit a mechanic for the OBDII code P2573, or can I attempt to repair it myself?

- Depending on your automotive repair skills and access to tools, you may attempt to diagnose and repair the code yourself. However, seeking professional help is recommended for accurate diagnosis and proper repairs.

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