Engine-CodesFord – P1518 2000 Ford F150

P1518 2000 Ford F150 Code - Intake Manifold Runner Control Stuck Open

Quick Answer

The P1518 diagnostic trouble code (DTC) on a 2000 Ford F150 indicates a problem with the Intake Manifold Runner Control (IMRC) system. Common causes include Faulty IMRC actuator, Broken linkage, Vacuum leak. 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
P1518 2000 Ford F150 indicates Intake Manifold Runner Control Stuck Open.
Common causes
Common causes include Faulty IMRC actuator, Broken linkage, Vacuum leak.
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.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P1518 2000 Ford F150 Description

The P1518 diagnostic trouble code (DTC) on a 2000 Ford F150 indicates a problem with the Intake Manifold Runner Control (IMRC) system. The IMRC system is responsible for controlling the length of the intake runners in the intake manifold to optimize airflow and improve engine performance at different RPM ranges. In this case, the code specifically points to the intake manifold runner control being stuck open, meaning that the intake runners are not adjusting as they should.

OBDII Code P1518 2000 Ford F150 - Intake Manifold Runner Control Stuck Open
P1518 2000 Ford F150 Code - Intake Manifold Runner Control Stuck Open

Common Causes of P1518 2000 Ford F150

  1. Faulty IMRC actuator
  2. Broken linkage
  3. Vacuum leak
  4. Problem with the IMRC solenoid

Symptoms of P1518 2000 Ford F150

  1. Loss of power
  2. Reduced fuel efficiency
  3. Rough idling
  4. Hesitation or stumbling during acceleration
  5. Stalling

How to Fix P1518 2000 Ford F150

  1. Diagnose the issue by checking the IMRC actuator, linkage, vacuum lines, and solenoid for any signs of damage or malfunction.
  2. Clear the DTC and reset the system to see if the code returns after repairs.
  3. Replace any faulty components, such as the IMRC actuator, linkage, or solenoid.
  4. Test the IMRC system to ensure proper operation and adjust the intake runners as needed.

Cost to Fix P1518 2000 Ford F150

The typical repair costs for addressing a P1518 code on a 2000 Ford F150 can range from $200 to $500, depending on the specific cause of the issue and the cost of replacement parts. This estimate includes the cost of parts and labor. It's important to note that the actual cost can vary based on factors such as location, vehicle make and model, and labor rates at the auto repair shop. It is advisable to check with local shops for a more accurate estimate.

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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 P1518 2000 Ford F150 Code

1. What are the common symptoms of OBDII code P1518 in a 2000 Ford F150 related to the Intake Manifold Runner Control being stuck open?

The common symptoms include rough idle, decreased engine performance, and illuminated Check Engine Light.

2. What can cause the Intake Manifold Runner Control to be stuck open in a 2000 Ford F150 triggering OBDII code P1518?

The common causes include a faulty Intake Manifold Runner Control (IMRC) actuator, damaged vacuum lines, or a malfunctioning IMRC valve.

3. How can I diagnose the issue causing OBDII code P1518 in my 2000 Ford F150?

You can diagnose the problem by visually inspecting the IMRC components, checking for vacuum leaks, testing the IMRC actuator operation, and using a scan tool to monitor IMRC data.

4. Can driving with OBDII code P1518 in a 2000 Ford F150 cause further damage?

Continuing to drive with the Intake Manifold Runner Control stuck open can lead to reduced fuel efficiency, engine misfires, and potential damage to other engine components over time.

5. Is it safe to continue driving my 2000 Ford F150 with the Intake Manifold Runner Control stuck open?

It is not recommended to drive the vehicle with OBDII code P1518 present, as it can affect engine performance and potentially lead to more serious issues if left unresolved.

6. How can I repair OBDII code P1518 related to the Intake Manifold Runner Control issue in my 2000 Ford F150?

The repair typically involves replacing the faulty IMRC actuator, repairing or replacing damaged vacuum lines, or cleaning/replacing the IMRC valve as needed.

7. Are there any DIY tips for fixing OBDII code P1518 in a 2000 Ford F150 at home?

While some may attempt to clean the IMRC components or inspect vacuum lines themselves, it is recommended to have a professional mechanic diagnose and repair the issue to ensure proper and lasting resolution.

8. How much does it cost to fix OBDII code P1518 caused by a stuck open Intake Manifold Runner Control in a 2000 Ford F150?

The repair costs can vary depending on the exact cause of the issue, but typically range from $200 to $600 including parts and labor.

9. Can resetting the OBDII code P1518 in a 2000 Ford F150 temporarily resolve the issue?

Resetting the code may temporarily turn off the Check Engine Light, but if the underlying problem with the Intake Manifold Runner Control is not addressed, the code is likely to reappear.

10. Will fixing OBDII code P1518 improve the overall performance and fuel efficiency of my 2000 Ford F150?

Yes, resolving the Intake Manifold Runner Control issue causing code P1518 should lead to improved engine performance and fuel efficiency once the system is functioning properly.

Discuss the causes and fixes for P1518 2000 Ford F150 OBDII Code

  • Changed the altinator on my 2000 ford f150 and now it doesn't want to go in gear. It starts ang everything but just doesn't want to go in gear

  • Is the P1518 code the only code you have? what is the engine size of your F150?