AutoCodes – Ford – P0122 2012 Ford Fusion

P0122 2012 Ford Fusion Code - Throttle/Pedal Position Sensor 'A' Circuit Low Input

Quick Answer

The throttle position (TP) sensor circuit is monitored by the PCM for a high TP rotation angle(or voltage) input through the comprehensive component monitor (CCM). Common causes include Dirty throttle plate, Faulty throttle position sensor, Throttle position sensor harness is open or shorted. 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
P0122 2012 Ford Fusion indicates Throttle/Pedal Position Sensor 'A' Circuit Low Input.
Common causes
Common causes include Dirty throttle plate, Faulty throttle position sensor, Throttle position sensor harness is open or shorted.
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 4,899
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0122 2012 Ford Fusion Description

The throttle position (TP) sensor circuit is monitored by the PCM for a high TP rotation angle(or voltage) input through the comprehensive component monitor (CCM). The test fails if the TP rotation angle (or voltage) changes above the maximum calibrated limit.
OBDII Code P0122 2012 Ford Fusion - Throttle/Pedal Position Sensor 'A' Circuit Low Input - AutoCodes.com
P0122 2012 Ford Fusion Code - Throttle/Pedal Position Sensor 'A' Circuit Low Input

What are the Possible Causes of the DTC P0122 2012 Ford Fusion?

  • Dirty throttle plate
  • Faulty throttle position sensor
  • Throttle position sensor harness is open or shorted
  • Throttle position sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0122 2012 Ford Fusion?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0122 2012 Ford Fusion 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 P0122 2012 Ford Fusion code?

Need more information on how to fix the P0122 2012 Ford Fusion code? Get Access to Factory Service Manuals

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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 P0122 2012 Ford Fusion Code

1. What are the common symptoms of OBDII code P0122 in a 2012 Ford Fusion?

The common symptoms of OBDII code P0122 in a 2012 Ford Fusion include reduced engine power, hesitation or stalling when accelerating, and illuminated Check Engine Light.

2. What does the OBDII code P0122 indicate in a 2012 Ford Fusion?

OBDII code P0122 in a 2012 Ford Fusion indicates a Throttle/Pedal Position Sensor 'A' Circuit Low Input, meaning the sensor is reporting a lower voltage signal than expected.

3. What are the possible causes of OBDII code P0122 in a 2012 Ford Fusion?

The possible causes of OBDII code P0122 in a 2012 Ford Fusion include a faulty throttle position sensor, damaged wiring or connectors in the sensor circuit, or a problem with the Engine Control Module (ECM).

4. How can I diagnose the cause of OBDII code P0122 in my 2012 Ford Fusion?

To diagnose the cause of OBDII code P0122 in a 2012 Ford Fusion, you can use a scan tool to check for any other related trouble codes, visually inspect the throttle position sensor and its wiring, and perform voltage tests on the sensor.

5. Can I continue driving my 2012 Ford Fusion with OBDII code P0122?

It is not recommended to continue driving your 2012 Ford Fusion with OBDII code P0122, as it can lead to poor engine performance, reduced fuel efficiency, and potential safety risks due to unexpected stalling.

6. How can I repair OBDII code P0122 in my 2012 Ford Fusion?

To repair OBDII code P0122 in a 2012 Ford Fusion, you may need to replace the throttle position sensor, repair any damaged wiring or connectors, or reprogram the Engine Control Module (ECM) if necessary.

7. Is it possible to reset OBDII code P0122 in a 2012 Ford Fusion by disconnecting the battery?

While disconnecting the battery may temporarily clear the trouble code, it is recommended to diagnose and repair the underlying issue causing OBDII code P0122 in a 2012 Ford Fusion to prevent it from reoccurring.

8. How much does it cost to fix OBDII code P0122 in a 2012 Ford Fusion?

The cost of fixing OBDII code P0122 in a 2012 Ford Fusion can vary depending on the cause of the issue, parts needed for repair, and labor costs at a repair shop. It is advisable to get a diagnosis and estimate from a qualified mechanic.

9. Can a DIY enthusiast fix OBDII code P0122 in a 2012 Ford Fusion?

A DIY enthusiast with proper tools and knowledge of automotive systems may be able to fix OBDII code P0122 in a 2012 Ford Fusion by following repair guides or tutorials specific to the throttle position sensor and related components.

10. How can I prevent OBDII code P0122 from appearing in my 2012 Ford Fusion in the future?

To prevent OBDII code P0122 from appearing in your 2012 Ford Fusion in the future, you can regularly inspect and maintain the throttle position sensor and its wiring, avoid rough driving that can damage sensor components, and address any engine performance issues promptly.

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