Engine-Codes.com
Engine-Codes – Ford – P2122 2011 Ford Fusion

P2122 2011 Ford Fusion Code - Throttle/Pedal Position Sensor/Switch 'D' Circuit Low

Quick Answer

The P2122 code for a 2011 Ford Fusion indicates a problem with the Throttle/Pedal Position Sensor/Switch 'D' Circuit being low. Common causes include Faulty throttle position sensor, Damaged or corroded wiring connected to the sensor, Issues with the ECM. 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
P2122 2011 Ford Fusion indicates Throttle/Pedal Position Sensor/Switch 'D' Circuit Low.
Common causes
Common causes include Faulty throttle position sensor, Damaged or corroded wiring connected to the sensor, Issues with the ECM.
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 14, 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 P2122 2011 Ford Fusion Description

The P2122 code for a 2011 Ford Fusion indicates a problem with the Throttle/Pedal Position Sensor/Switch 'D' Circuit being low. This sensor is crucial for the proper functioning of the vehicle's throttle system, as it helps to regulate the amount of air entering the engine, which in turn affects the fuel delivery and overall performance of the vehicle. When this sensor detects a low voltage signal, it can lead to issues with acceleration, fuel efficiency, and overall drivability of the vehicle.

OBDII Code P2122 2011 Ford Fusion - Throttle/Pedal Position Sensor/Switch 'D' Circuit Low
P2122 2011 Ford Fusion Code - Throttle/Pedal Position Sensor/Switch 'D' Circuit Low

Common Causes of P2122 2011 Ford Fusion

  1. Faulty throttle position sensor
  2. Damaged or corroded wiring connected to the sensor
  3. Issues with the ECM
  4. Poor electrical connection
  5. Environmental factors such as moisture or debris affecting the sensor

Symptoms of P2122 2011 Ford Fusion

  1. Reduced engine power
  2. Difficulty accelerating
  3. Poor fuel efficiency
  4. Check Engine Light illuminated
  5. Rough idling or stalling

How to Fix P2122 2011 Ford Fusion

  1. Begin by diagnosing the issue using a scan tool to confirm the P2122 code and pinpoint the exact cause.
  2. Inspect the throttle position sensor and its wiring for any visible damage or corrosion. Replace the sensor if necessary.
  3. Check the electrical connections to ensure they are secure and free of debris. Clean or repair any connections as needed.
  4. Clear the code from the ECM using the scan tool and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be needed to identify any underlying issues with the ECM or other components.

Cost to Fix P2122 2011 Ford Fusion

The cost of repairing a P2122 code on a 2011 Ford Fusion can vary depending on the specific cause of the issue. In general, replacing a faulty throttle position sensor can range from $50 to $200, while addressing wiring or electrical issues may add to the total cost. Labor rates at auto repair shops typically range from $80 to $150 per hour, so the total repair cost can vary based on the time required for diagnosis and repair. It's recommended to consult with a professional mechanic to get an accurate estimate based on your specific situation.

Need more information about the P2122 2011 Ford Fusion code?

Need more information on how to fix the P2122 2011 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2122 2011 Ford Fusion 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 P2122 2011 Ford Fusion Code

1. What are the common symptoms of OBDII code P2122 on a 2011 Ford Fusion?

The common symptoms of code P2122 include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into limp mode.

2. What does the OBDII code P2122 for a 2011 Ford Fusion indicate?

Code P2122 indicates an issue with the Throttle/Pedal Position Sensor/Switch 'D' Circuit, specifically that the voltage is lower than the expected range.

3. What are the possible causes of OBDII code P2122 on a 2011 Ford Fusion?

Possible causes of code P2122 include a faulty throttle position sensor, damaged wiring or connectors in the throttle pedal circuit, or issues with the powertrain control module.

4. How can I diagnose the cause of OBDII code P2122 on my 2011 Ford Fusion?

Diagnosing code P2122 involves checking the throttle position sensor's voltage readings, inspecting the wiring and connectors for damage, and testing the powertrain control module for proper functioning.

5. Can I still drive my 2011 Ford Fusion with OBDII code P2122 active?

Driving with code P2122 is not recommended as it can lead to unsafe driving conditions due to potential power loss and erratic throttle response. It's best to address the issue promptly.

6. How can I repair OBDII code P2122 on a 2011 Ford Fusion?

Repairing code P2122 may involve replacing the throttle position sensor, repairing or replacing damaged wiring or connectors, and resetting the fault code using an OBDII scanner.

7. Is it safe to reset the OBDII code P2122 on my 2011 Ford Fusion using an OBDII scanner?

Resetting the code using an OBDII scanner is safe after addressing the underlying issue causing code P2122. However, if the problem persists, further diagnosis and repairs are necessary.

8. Can a DIY enthusiast fix OBDII code P2122 on a 2011 Ford Fusion?

Depending on the DIY enthusiast's skill level and access to tools, fixing code P2122 may be possible by following the repair procedures outlined in the vehicle's service manual.

9. How much does it cost to repair OBDII code P2122 on a 2011 Ford Fusion at a mechanic?

The cost of repairing code P2122 can vary based on the specific issue causing the code and the labor rates of the mechanic, but it typically ranges from $100 to $300 or more.

10. Will OBDII code P2122 on a 2011 Ford Fusion reset on its own?

Code P2122 may reset on its own if the underlying issue is intermittent, but if the problem persists, it's essential to diagnose and repair the cause to prevent further issues.

Discuss the causes and fixes for P2122 2011 Ford Fusion OBDII Code

Submit a New Comment

Code P2122 2011 Ford Fusion comments

No comments found for this page.