AutoCodes – Ford – P2571 Ford

P2571 Ford Code - Direct Ozone Reduction Catalyst Temperature Sensor Circuit Intermittent/Erratic

Quick Answer

The Engine Control Module (ECM) monitors the Direct Ozone Reduction Catalyst Temperature Sensor signal circuit. Common causes include Faulty Direct Ozone Reduction Catalyst Temperature Sensor, Direct Ozone Reduction Catalyst Temperature Sensor harness is open or shorted, Direct Ozone Reduction Catalyst Temperature Sensor circuit poor electrical connection. 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
P2571 Ford indicates Direct Ozone Reduction Catalyst Temperature Sensor Circuit Intermittent/Erratic.
Common causes
Common causes include Faulty Direct Ozone Reduction Catalyst Temperature Sensor, Direct Ozone Reduction Catalyst Temperature Sensor harness is open or shorted, Direct Ozone Reduction Catalyst Temperature Sensor circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,511
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 19, 2019
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Code P2571 Ford Description

The Engine Control Module (ECM) monitors the Direct Ozone Reduction Catalyst Temperature Sensor signal circuit. The ECM sets the OBDII code is the Direct Ozone Reduction Catalyst Temperature Sensor signal is out of factory specifications.
OBDII Code P2571 Ford - Direct Ozone Reduction Catalyst Temperature Sensor Circuit Intermittent/Erratic - AutoCodes.com
P2571 Ford Code - Direct Ozone Reduction Catalyst Temperature Sensor Circuit Intermittent/Erratic

What are the Possible Causes of the DTC P2571 Ford?

  • Faulty Direct Ozone Reduction Catalyst Temperature Sensor
  • Direct Ozone Reduction Catalyst Temperature Sensor harness is open or shorted
  • Direct Ozone Reduction Catalyst Temperature Sensor circuit poor electrical connection

How to Fix the DTC P2571 Ford?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2571 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P2571 Ford code?

Need more information on how to fix the P2571 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2571 Ford code diagnosed by a professional: Find a repair shop in your area

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 P2571 Ford Code

1. What are the common symptoms of OBDII code P2571 in a Ford vehicle?

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

2. What does the OBDII code P2571 in a Ford indicate?

- This code indicates an issue with the Direct Ozone Reduction Catalyst Temperature Sensor Circuit being intermittent or erratic.

3. What are possible causes of OBDII code P2571 in a Ford?

- Possible causes include a faulty temperature sensor, damaged wiring or connectors in the sensor circuit, or issues with the sensor's signal.

4. How can I diagnose the cause of OBDII code P2571 in my Ford?

- Diagnosis typically involves using a scan tool to read the code, checking the sensor's wiring and connections, and testing the sensor itself for proper functionality.

5. Is it safe to continue driving with OBDII code P2571 in my Ford?

- It is not recommended to continue driving with this code as it can lead to further damage to the catalytic converter and may result in more serious issues.

6. Can I repair OBDII code P2571 in my Ford myself?

- While some DIY enthusiasts may be able to address this issue by replacing the temperature sensor or fixing wiring problems, it's recommended to seek professional help for a proper diagnosis and repair.

7. How much does it typically cost to repair OBDII code P2571 in a Ford?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

8. What are the long-term effects of ignoring OBDII code P2571 in a Ford?

- Ignoring this code can lead to reduced engine efficiency, increased emissions, and potential damage to the catalytic converter, resulting in more costly repairs down the line.

9. Can a faulty oxygen sensor trigger OBDII code P2571 in a Ford?

- While a faulty oxygen sensor is not a common direct cause of this specific code, it can contribute to related issues with the vehicle's emissions system.

10. How can I prevent OBDII code P2571 from recurring in my Ford after repair?

- Regular maintenance, such as checking and cleaning sensor connections, following recommended service intervals, and using high-quality fuel, can help prevent this code from recurring.

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