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P2100 2007 Ford Fusion Code - Throttle Actuator Control Motor Circuit Open

Quick Answer

The P2100 diagnostic trouble code (DTC) for a 2007 Ford Fusion indicates a problem with the throttle actuator control motor circuit being open. Common causes include Broken or damaged wiring in the throttle actuator control motor circuit, Loose or corroded electrical connectors, Faulty throttle actuator motor. 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
P2100 2007 Ford Fusion indicates Throttle Actuator Control Motor Circuit Open.
Common causes
Common causes include Broken or damaged wiring in the throttle actuator control motor circuit, Loose or corroded electrical connectors, Faulty throttle actuator motor.
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 10, 2024
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Code P2100 2007 Ford Fusion Description

The P2100 diagnostic trouble code (DTC) for a 2007 Ford Fusion indicates a problem with the throttle actuator control motor circuit being open. In simpler terms, this means that there is an issue with the electrical circuit that controls the throttle actuator motor in the vehicle. The throttle actuator motor is responsible for controlling the opening and closing of the throttle valve, which in turn regulates the amount of air entering the engine.

OBDII Code P2100 2007 Ford Fusion - Throttle Actuator Control Motor Circuit Open
P2100 2007 Ford Fusion Code - Throttle Actuator Control Motor Circuit Open

Common Causes of P2100 2007 Ford Fusion

  1. Broken or damaged wiring in the throttle actuator control motor circuit
  2. Loose or corroded electrical connectors
  3. Faulty throttle actuator motor
  4. Issues with the throttle position sensor
  5. Electronic control module (ECM) failure

Symptoms of P2100 2007 Ford Fusion

  1. Reduced power and acceleration
  2. Rough idling or stalling
  3. Difficulty starting the engine
  4. Poor fuel efficiency
  5. Increased emissions

How to Fix P2100 2007 Ford Fusion

  1. Begin by inspecting the wiring and connectors in the throttle actuator control motor circuit for any signs of damage or corrosion.
  2. Test the throttle actuator motor to determine if it is functioning properly. If not, replace the motor.
  3. Check the throttle position sensor for proper operation and replace if necessary.
  4. Clear the DTC and reset the ECM to see if the issue persists.
  5. If the problem persists, consult a professional mechanic for further diagnostics and repairs.

Cost to Fix P2100 2007 Ford Fusion

The cost of repairing a P2100 code on a 2007 Ford Fusion can vary depending on the extent of the issue and the specific parts that need to be replaced. On average, the repair cost for this issue can range from $200 to $500, including parts and labor. However, it is important to note that labor rates at auto repair shops can vary, so it is advisable to check with local shops for a more accurate estimate.

When is the Code Detected?

A powertrain control module (PCM) fault flag is set indicating the motor circuit is open, and may require cycling the key.

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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 P2100 2007 Ford Fusion Code

1. What are common symptoms of OBDII code P2100 on a 2007 Ford Fusion?

Symptoms may include the vehicle going into limp mode, reduced engine power, and the check engine light being illuminated.

2. What does the OBDII code P2100 on a 2007 Ford Fusion indicate?

This code indicates a potential issue with the Throttle Actuator Control Motor Circuit being open, meaning there could be a problem with the throttle actuator motor or its circuit.

3. What are possible causes of the Throttle Actuator Control Motor Circuit Open code on a 2007 Ford Fusion?

Potential causes include a faulty throttle actuator motor, damaged wiring or connectors in the circuit, a blown fuse, or a problem with the PCM.

4. How can I diagnose the cause of OBDII code P2100 on my 2007 Ford Fusion?

Diagnosis typically involves using a scan tool to check for the code, inspecting the throttle actuator motor and related components for any visible damage, and testing the circuit for continuity and proper voltage.

5. Can I still drive my 2007 Ford Fusion with OBDII code P2100?

It is not recommended to drive the vehicle with this code present, as it can lead to performance issues and potentially unsafe driving conditions. It's best to address the issue promptly.

6. How can I repair OBDII code P2100 on my 2007 Ford Fusion?

Repair may involve replacing the throttle actuator motor, repairing any damaged wiring or connectors, checking and replacing fuses if necessary, and clearing the code from the vehicle's computer.

7. Is it safe to clear the OBDII code P2100 on a 2007 Ford Fusion without fixing the issue?

Clearing the code without addressing the underlying problem may temporarily turn off the check engine light, but the issue causing the code will persist and could lead to further problems down the line.

8. Can a DIY enthusiast fix OBDII code P2100 on a 2007 Ford Fusion?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair this code themselves. However, it's recommended to have a professional mechanic handle the repair for accurate and thorough resolution.

9. How much does it typically cost to repair OBDII code P2100 on a 2007 Ford Fusion?

The cost of repair can vary depending on the specific cause of the code and whether any parts need to be replaced. Costs may range from a few hundred dollars for simpler fixes to over a thousand dollars for more complex issues.

10. What other related codes should I look out for if I have OBDII code P2100 on my 2007 Ford Fusion?

Codes related to the throttle actuator control system, such as P2101 (Throttle Actuator Control Motor Circuit Range/Performance) or P2110 (Throttle Actuator Control System - Forced Limited RPM), may also appear alongside or after P2100 and should be investigated.

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