Engine-CodesNissan – P2138 2007 Nissan Pathfinder

P2138 2007 Nissan Pathfinder Code - Accelerator Pedal Position Sensor Circuit Range/Performance

Quick Answer

The P2138 code for a 2007 Nissan Pathfinder indicates a problem with the Accelerator Pedal Position Sensor Circuit Range/Performance. Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connections in the sensor circuit, Corrosion or contamination in the sensor. 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
P2138 2007 Nissan Pathfinder indicates Accelerator Pedal Position Sensor Circuit Range/Performance.
Common causes
Common causes include Faulty accelerator pedal position sensor, Damaged wiring or connections in the sensor circuit, Corrosion or contamination in the sensor.
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 10, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P2138 2007 Nissan Pathfinder Description

The P2138 code for a 2007 Nissan Pathfinder indicates a problem with the Accelerator Pedal Position Sensor Circuit Range/Performance. This means that the signal being sent from the accelerator pedal position sensor to the engine control module is not within the expected range, which can lead to issues with the vehicle's performance.

OBDII Code P2138 2007 Nissan Pathfinder - Accelerator Pedal Position Sensor Circuit Range/Performance
P2138 2007 Nissan Pathfinder Code - Accelerator Pedal Position Sensor Circuit Range/Performance

Common Causes of P2138 2007 Nissan Pathfinder

  1. Faulty accelerator pedal position sensor
  2. Damaged wiring or connections in the sensor circuit
  3. Corrosion or contamination in the sensor
  4. Issues with the engine control module
  5. Electrical problems in the vehicle's system

Symptoms of P2138 2007 Nissan Pathfinder

  1. Hesitation or lack of response when pressing the accelerator pedal
  2. Engine stalling or rough idling
  3. Reduced power or acceleration
  4. Illumination of the Check Engine Light
  5. Reduced fuel efficiency

How to Fix P2138 2007 Nissan Pathfinder

  1. Diagnose the issue using a scan tool to read the trouble codes and sensor data
  2. Inspect the accelerator pedal position sensor and its wiring for any damage or corrosion
  3. Test the sensor's resistance and voltage to determine if it is functioning correctly
  4. Replace the accelerator pedal position sensor if it is found to be faulty
  5. Clear the trouble codes and test drive the vehicle to ensure the issue has been resolved

Cost to Fix P2138 2007 Nissan Pathfinder

The cost of repairing the P2138 code on a 2007 Nissan Pathfinder can vary depending on the root cause of the issue. Generally, the cost of replacing the accelerator pedal position sensor can range from $100 to $300, including parts and labor. Additional costs may be incurred if there are other underlying issues that need to be addressed. It is recommended to consult with a professional mechanic to get an accurate estimate based on the specific circumstances of your vehicle. Labor rates at auto repair shops can range from $80 to $150 per hour, so it's advisable to inquire about local rates for a more precise estimate.

Need more information about the P2138 2007 Nissan Pathfinder code?

Need more information on how to fix the P2138 2007 Nissan Pathfinder code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2138 2007 Nissan Pathfinder 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 P2138 2007 Nissan Pathfinder Code

1. What are the common symptoms of OBDII code P2138 in a 2007 Nissan Pathfinder?

- Common symptoms include a lack of response from the accelerator pedal, sudden loss of power, and the vehicle going into limp mode.

2. What causes the OBDII code P2138 in a 2007 Nissan Pathfinder?

- The code is typically triggered by a faulty accelerator pedal position sensor or a problem with the wiring or connectors in the sensor circuit.

3. How can I diagnose the issue causing OBDII code P2138 in my 2007 Nissan Pathfinder?

- A professional diagnostic scan tool can be used to read the code and check the live data from the accelerator pedal position sensor to pinpoint the issue.

4. Can I still drive my 2007 Nissan Pathfinder with OBDII code P2138?

- It is not recommended to drive the vehicle with this code present, as it can lead to safety hazards and potential further damage to the engine or transmission.

5. How can I repair OBDII code P2138 in my 2007 Nissan Pathfinder?

- The most common repair is to replace the accelerator pedal position sensor and ensure all wiring and connectors are in good condition.

6. Will resetting the OBDII code P2138 in my 2007 Nissan Pathfinder make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue is not fixed, the code is likely to reappear.

7. Are there any preventive measures to avoid OBDII code P2138 in my 2007 Nissan Pathfinder?

- Regular maintenance and inspections of the accelerator pedal position sensor and its circuit can help catch any issues early and prevent the code from occurring.

8. Can a DIY enthusiast repair OBDII code P2138 in a 2007 Nissan Pathfinder?

- While some DIYers may be able to replace the accelerator pedal position sensor, it is recommended to consult a professional mechanic for proper diagnosis and repair.

9. How much does it typically cost to repair OBDII code P2138 in a 2007 Nissan Pathfinder?

- The cost of repairing this code can vary depending on the extent of the issue and labor rates, but it generally ranges from $200 to $400.

10. Is OBDII code P2138 a common issue in 2007 Nissan Pathfinders?

- While not extremely common, this code can occur in 2007 Nissan Pathfinders due to sensor wear or wiring issues over time.

Discuss the causes and fixes for P2138 2007 Nissan Pathfinder OBDII Code

Code P2138 2007 Nissan Pathfinder comments

No comments found for this page.