AutoCodes – Ford – P0122 2010 Ford Fusion

P0122 2010 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 2010 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.

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Code Popularity 5,784

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0122 2010 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 2010 Ford Fusion - Throttle/Pedal Position Sensor 'A' Circuit Low Input - AutoCodes.com — P0122 2010 Ford Fusion Code - Throttle/Pedal Position Sensor 'A' Circuit Low Input

What does this mean?

What are the Possible Causes of the DTC P0122 2010 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 2010 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.

What does this mean?

Code Tech Notes

You can try to clean the throttle body, before any other repairs.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0122 2010 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.

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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 2010 Ford Fusion Code

What does the OBDII code P0122 mean for a 2010 Ford Fusion?

The code P0122 indicates a low input signal from the Throttle/Pedal Position Sensor 'A', which can affect engine performance and throttle response.

What are the common symptoms of the P0122 code?

Common symptoms include poor acceleration, stalling, an illuminated check engine light, and erratic engine behavior.

What can cause the P0122 code to trigger?

Causes may include a faulty throttle position sensor, damaged wiring or connectors, a malfunctioning engine control module (ECM), or issues with the accelerator pedal position sensor.

How can I diagnose the P0122 code?

To diagnose, start by checking the throttle position sensor and its wiring for damage or corrosion, use a multimeter to test the sensor's voltage output, and look for any other related trouble codes.

What repairs are typically needed for a P0122 code?

Repairs may involve replacing the throttle position sensor, repairing or replacing damaged wiring or connectors, or reprogramming the ECM if necessary.

Can I drive my 2010 Ford Fusion with a P0122 code?

While it may be drivable, it is not recommended as it can lead to reduced engine performance and potential safety issues. It's best to have it diagnosed and repaired promptly.

Will clearing the P0122 code fix the issue?

Clearing the code may temporarily turn off the check engine light, but the underlying issue will likely cause the code to return unless properly addressed.

How much will it cost to fix the P0122 code?

Repair costs can vary widely depending on the specific issue, ranging from $100 for minor wiring repairs to over $300 for replacing the throttle position sensor.

Is the P0122 code a serious problem?

Yes, it can be serious as it affects throttle control, which can impact vehicle safety and drivability. It's advisable to address it as soon as possible.