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Engine-Codes – Ford – P2004 2007 Ford Fusion

P2004 2007 Ford Fusion Code - Intake Manifold Runner Control Stuck Open Bank 1

Quick Answer

The P2004 code on a 2007 Ford Fusion indicates an issue with the Intake Manifold Runner Control (IMRC) system being stuck open on Bank 1. Common causes include Faulty IMRC actuator, Broken linkage in the IMRC system, Vacuum leak in the IMRC system. 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
P2004 2007 Ford Fusion indicates Intake Manifold Runner Control Stuck Open Bank 1.
Common causes
Common causes include Faulty IMRC actuator, Broken linkage in the IMRC system, Vacuum leak in the IMRC system.
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 08, 2024
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Code P2004 2007 Ford Fusion Description

The P2004 code on a 2007 Ford Fusion indicates an issue with the Intake Manifold Runner Control (IMRC) system being stuck open on Bank 1. The IMRC system is responsible for adjusting the length of the intake runners to optimize airflow into the engine based on driving conditions. When the IMRC is stuck open, it can disrupt the air-to-fuel ratio, impacting engine performance, fuel efficiency, and emissions.

OBDII Code P2004 2007 Ford Fusion - Intake Manifold Runner Control Stuck Open Bank 1
P2004 2007 Ford Fusion Code - Intake Manifold Runner Control Stuck Open Bank 1

Common Causes of P2004 2007 Ford Fusion

  1. Faulty IMRC actuator
  2. Broken linkage in the IMRC system
  3. Vacuum leak in the IMRC system
  4. Carbon buildup in the intake manifold runners
  5. Electrical issues with the IMRC system

Symptoms of P2004 2007 Ford Fusion

  1. Decreased engine performance
  2. Rough idling or engine misfires
  3. Decreased fuel efficiency
  4. Check engine light illuminated
  5. Engine stalling or hesitation

How to Fix P2004 2007 Ford Fusion

  1. Diagnose the issue: Use a scan tool to retrieve the trouble code and perform a visual inspection of the IMRC system components.
  2. Replace faulty components: Replace the faulty IMRC actuator, broken linkage, or any other damaged parts causing the issue.
  3. Clean intake manifold: Remove any carbon buildup in the intake manifold runners to ensure proper airflow.
  4. Test the system: After repairs, test the IMRC system to ensure it is functioning correctly and clear the trouble code.
  5. Reset the Check Engine Light: Use a scan tool to clear the trouble code and reset the check engine light.

Cost to Fix P2004 2007 Ford Fusion

The repair costs for addressing the P2004 code on a 2007 Ford Fusion can vary depending on the specific cause of the issue and the extent of the repairs needed. Typically, the cost of replacing the IMRC actuator or other faulty components can range from $200 to $500, including parts and labor. Additional costs may apply if there is extensive carbon buildup in the intake manifold that requires cleaning. It is advisable to consult with a mechanic or auto repair shop for a more accurate estimate based on the specific circumstances of the vehicle. Labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150.

What does this mean?

Tech Notes for P2004 2007 Ford Fusion





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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 P2004 2007 Ford Fusion Code

1. What are the common symptoms of OBDII code P2004 on a 2007 Ford Fusion?

The common symptoms of code P2004 include rough idling, decreased engine performance, and the illumination of the check engine light.

2. What does the OBDII code P2004 "Intake Manifold Runner Control Stuck Open Bank 1" mean for a 2007 Ford Fusion?

This code indicates that the intake manifold runner control is stuck in the open position on bank 1 of the engine, affecting the air flow and potentially causing performance issues.

3. What are the possible causes of the intake manifold runner control being stuck open on a 2007 Ford Fusion?

Common causes of this issue include a faulty intake manifold runner control actuator, carbon buildup in the intake manifold, vacuum leaks, or electrical issues.

4. How can I diagnose the cause of OBDII code P2004 on my 2007 Ford Fusion?

Diagnosing this code may involve visually inspecting the intake manifold components, checking for vacuum leaks, testing the intake manifold runner control actuator, and using a scan tool to monitor sensor data.

5. Can I continue driving my 2007 Ford Fusion with OBDII code P2004?

It is not recommended to drive with code P2004 unresolved, as it can lead to further engine damage and decreased fuel efficiency. It's best to address the issue promptly.

6. What repairs are typically needed to fix OBDII code P2004 on a 2007 Ford Fusion?

Repairs may involve replacing the intake manifold runner control actuator, cleaning out carbon deposits from the intake manifold, fixing any vacuum leaks, or addressing electrical issues.

7. How much does it cost to repair OBDII code P2004 on a 2007 Ford Fusion?

The cost of repairs for this code can vary depending on the underlying issue, but it may range from $200 to $600 or more, including parts and labor.

8. Can I reset the check engine light after fixing OBDII code P2004 on my 2007 Ford Fusion?

Yes, you can reset the check engine light using an OBDII scanner after the issue causing code P2004 has been repaired. This will clear the code and turn off the light.

9. How can I prevent OBDII code P2004 from occurring again on my 2007 Ford Fusion?

Regular maintenance, such as keeping the intake system clean, replacing air filters as recommended, and addressing any engine issues promptly, can help prevent code P2004 from reoccurring.

10. Is OBDII code P2004 a common issue in 2007 Ford Fusion vehicles?

While not extremely common, OBDII code P2004 can occur in 2007 Ford Fusion vehicles, especially as they age and accumulate mileage. Regular maintenance and inspections can help prevent this issue.

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