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P1225 2011 Nissan Pathfinder Code - Closed Throttle Position Learning Performance Problem

Quick Answer

The P1225 diagnostic trouble code (DTC) for a 2011 Nissan Pathfinder indicates a Closed Throttle Position Learning Performance Problem. Common causes include Faulty throttle position sensor, Dirty throttle body, Vacuum leaks. 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
P1225 2011 Nissan Pathfinder indicates Closed Throttle Position Learning Performance Problem.
Common causes
Common causes include Faulty throttle position sensor, Dirty throttle body, Vacuum leaks.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 26, 2024
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Code P1225 2011 Nissan Pathfinder Description

The P1225 diagnostic trouble code (DTC) for a 2011 Nissan Pathfinder indicates a Closed Throttle Position Learning Performance Problem. This code is related to the electronic throttle control system of the vehicle. The throttle position sensor (TPS) is responsible for monitoring the position of the throttle valve and sending this information to the engine control module (ECM). The ECM uses this data to adjust the air-fuel mixture and control the engine's performance.

OBDII Code P1225 2011 Nissan Pathfinder - Closed Throttle Position Learning Performance Problem
P1225 2011 Nissan Pathfinder Code - Closed Throttle Position Learning Performance Problem

Common Causes of P1225 2011 Nissan Pathfinder

  1. Faulty throttle position sensor
  2. Dirty throttle body
  3. Vacuum leaks
  4. Wiring or connector issues
  5. ECM software glitches

Symptoms of P1225 2011 Nissan Pathfinder

  1. Reduced engine power
  2. Poor acceleration
  3. Rough idling
  4. Stalling or difficulty starting
  5. Decreased fuel efficiency

How to Fix P1225 2011 Nissan Pathfinder

  1. Inspect and clean the throttle body to ensure smooth operation.
  2. Check and replace the throttle position sensor if faulty.
  3. Inspect vacuum lines for leaks and repair as necessary.
  4. Check wiring and connectors for any damage or corrosion.
  5. Perform a throttle position relearn procedure using a diagnostic scan tool.

Cost to Fix P1225 2011 Nissan Pathfinder

The cost of repairing a Closed Throttle Position Learning Performance Problem can vary depending on the specific cause of the issue. In general, replacing a faulty throttle position sensor can cost between $100 and $200, while cleaning the throttle body may range from $50 to $100. If additional repairs or parts replacement are needed, the total cost could increase. Labor costs can also vary, with rates typically ranging from $80 to $150 per hour. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle.

What does this mean?

Tech Notes for P1225 2011 Nissan Pathfinder

If there are no intake leaks, clean throttle body, adjust engine idle and erase engine code. If the code comes back you may have to replace the Electric Throttle Control Actuator (Motor) to fix the problem.



Nissan Pathfinder Idle Air Volume Learning Procedure

When is the Code Detected?

Closed throttle position learning value is excessively low.

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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 P1225 2011 Nissan Pathfinder Code

1. What does OBDII code P1225 on a 2011 Nissan Pathfinder indicate?

- OBDII code P1225 in a 2011 Nissan Pathfinder refers to a Closed Throttle Position Learning Performance Problem.

2. What are the common symptoms of a P1225 code in a 2011 Nissan Pathfinder?

- Common symptoms of a P1225 code may include rough idle, engine stalling, poor acceleration, and possibly the Check Engine light illuminated on the dashboard.

3. What are the possible causes of a Closed Throttle Position Learning Performance Problem in a 2011 Nissan Pathfinder?

- Possible causes of a P1225 code include a faulty throttle position sensor, a vacuum leak, a dirty throttle body, or issues with the electronic throttle control system.

4. How can I diagnose a P1225 code in my 2011 Nissan Pathfinder?

- Diagnosing a P1225 code typically involves using an OBDII scanner to retrieve the code, inspecting the throttle body and sensor for any signs of damage or wear, and checking for vacuum leaks in the intake system.

5. Can I drive my 2011 Nissan Pathfinder with a P1225 code?

- It is not recommended to drive your vehicle with a P1225 code, as it can lead to poor engine performance and potential safety hazards. It is best to address the issue promptly.

6. How can I fix a P1225 code on my 2011 Nissan Pathfinder?

- Fixing a P1225 code may involve cleaning the throttle body, replacing the throttle position sensor, addressing any vacuum leaks, or resetting the closed throttle position learning using a diagnostic tool.

7. Is it possible to reset the closed throttle position learning without a professional diagnostic tool?

- While some basic OBDII scanners may have the capability to reset the closed throttle position learning, it is recommended to use a professional diagnostic tool for accurate results.

8. Will a P1225 code in a 2011 Nissan Pathfinder affect fuel efficiency?

- Yes, a P1225 code can potentially affect fuel efficiency due to the improper throttle position readings and suboptimal engine performance it may cause.

9. How much does it typically cost to repair a P1225 code on a 2011 Nissan Pathfinder?

- The cost of repairing a P1225 code can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

10. Can a P1225 code reoccur after being repaired on a 2011 Nissan Pathfinder?

- If the root cause of the P1225 code is not properly addressed during the repair, it is possible for the code to reoccur. It's crucial to diagnose and fix the underlying issue to prevent recurrence.

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