AutoCodes – Ford – P0123 2007 Ford Fusion

P0123 2007 Ford Fusion Code - Throttle/Pedal Position Sensor 'A' Circuit High

Quick Answer

The throttle position (TP) sensor circuit is monitored by the Powertrain Control Module (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: P0123 2007 Ford Fusion indicates Throttle/Pedal Position Sensor 'A' Circuit High.
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 3,055

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 P0123 2007 Ford Fusion Description

OBDII Code P0123 2007 Ford Fusion - Throttle/Pedal Position Sensor 'A' Circuit High - AutoCodes.com — P0123 2007 Ford Fusion Code - Throttle/Pedal Position Sensor 'A' Circuit High

What does this mean?

What are the Possible Causes of the DTC P0123 2007 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 P0123 2007 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 P0123 2007 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 P0123 2007 Ford Fusion code?

Need more information on how to fix the P0123 2007 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P0123 2007 Ford Fusion Code

1. What are the common symptoms of OBDII code P0123 on a 2007 Ford Fusion?

- Common symptoms include a noticeable decrease in engine power, hesitation or stalling when accelerating, and potential issues with the vehicle's idle speed.

2. What are some possible causes of the Throttle/Pedal Position Sensor 'A' Circuit High code on a 2007 Ford Fusion?

- Potential causes may include a faulty throttle position sensor, a short or open circuit in the sensor wiring, or issues with the engine control module.

3. How can I diagnose the cause of OBDII code P0123 on my 2007 Ford Fusion?

- You can use a diagnostic scanner to read the code, test the throttle position sensor using a multimeter, and inspect the sensor wiring for any visible damage or loose connections.

4. Can a dirty throttle body cause OBDII code P0123 on a 2007 Ford Fusion?

- Yes, a dirty or clogged throttle body can disrupt the sensor's readings and lead to a high circuit voltage error, triggering code P0123.

5. What are the repair options for fixing OBDII code P0123 on a 2007 Ford Fusion?

- Repair options may include replacing the throttle position sensor, repairing or replacing damaged wiring, cleaning the throttle body, or resetting the engine control module.

6. Is it safe to continue driving my 2007 Ford Fusion with OBDII code P0123?

- It is not recommended to drive the vehicle with this code present, as it can lead to performance issues and potential safety hazards. It's best to address the issue promptly.

7. How much does it typically cost to repair OBDII code P0123 on a 2007 Ford Fusion?

- The cost of repair can vary depending on the specific cause of the code and whether you choose to DIY or take it to a mechanic. Costs may range from $100 to $300 or more.

8. Can a disconnected or loose throttle position sensor connector trigger code P0123 on a 2007 Ford Fusion?

- Yes, a disconnected or loose connector can disrupt the sensor's communication with the engine control module, resulting in a high circuit voltage error.

9. Will resetting the OBDII codes clear P0123 on a 2007 Ford Fusion?

- While clearing the codes may temporarily remove the warning light, the underlying issue causing code P0123 will likely trigger the code again until properly diagnosed and repaired.

10. How long does it take to repair OBDII code P0123 on a 2007 Ford Fusion?

- The repair time can vary depending on the cause of the code and your experience level. Simple fixes like reconnecting a loose connector may take minutes, while sensor replacement could take an hour or more.