P1518 1998 Ford F150 Code - Intake Manifold Runner Control Stuck Open
Quick Answer
The Intake Manifold Runner Control (IMRC) is an electrically actuated system consisting of a motorized actuator with an attaching linkage for each housing on each bank. Common causes include Faulty Intake Manifold Runner Control (IMRC) actuator, Intake Manifold Runner Control actuator harness is open or shorted, Intake Manifold Runner Control actuator circuit poor electrical connection. 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 1998 Ford F150 indicates Intake Manifold Runner Control Stuck Open.
- Common causes
- Common causes include Faulty Intake Manifold Runner Control (IMRC) actuator, Intake Manifold Runner Control actuator harness is open or shorted, Intake Manifold Runner Control actuator circuit poor electrical connection.
- 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.
Code P1518 1998 Ford F150 Description
What are the Possible Causes of the DTC P1518 1998 Ford F150?
- Faulty Intake Manifold Runner Control (IMRC) actuator
- Intake Manifold Runner Control actuator harness is open or shorted
- Intake Manifold Runner Control actuator circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How to Fix the DTC P1518 1998 Ford F150?
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 is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1518 1998 Ford F150 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 P1518 1998 Ford F150 code?
Need more information on how to fix the P1518 1998 Ford F150 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1518 1998 Ford F150 code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1518 1998 Ford F150 Code
1. What are the common symptoms of OBDII code P1518 on a 1998 Ford F150 related to the Intake Manifold Runner Control being stuck open?
The common symptoms include rough idling, loss of engine power, reduced fuel efficiency, and the check engine light being illuminated.
2. What causes the Intake Manifold Runner Control to get stuck open, triggering code P1518 on a 1998 Ford F150?
The main causes include a faulty Intake Manifold Runner Control (IMRC) actuator, carbon build-up in the intake manifold, or issues with the IMRC linkage.
3. How can I diagnose the issue causing OBDII code P1518 on my 1998 Ford F150?
You can diagnose the problem by checking the IMRC actuator for proper operation, inspecting for any carbon deposits in the intake manifold, and verifying the linkage between the actuator and the intake manifold.
4. Can I continue driving my 1998 Ford F150 with OBDII code P1518 related to the Intake Manifold Runner Control issue?
It is not recommended to drive the vehicle with this issue as it can lead to further engine damage and decreased performance.
5. What are the repair options for fixing OBDII code P1518 on a 1998 Ford F150?
Repair options include cleaning the intake manifold, replacing the IMRC actuator, repairing any damaged linkage, or resetting the PCM after fixing the issue.
6. How much does it typically cost to repair OBDII code P1518 on a 1998 Ford F150 at a repair shop?
The cost of repairs can vary depending on the exact cause of the issue, but it can range from $200 to $600 on average.
7. Are there any DIY repair tips for addressing OBDII code P1518 on a 1998 Ford F150?
DIY repair tips include checking and cleaning the IMRC components, inspecting for carbon build-up, and ensuring proper linkage function before seeking professional help if needed.
8. Will clearing the OBDII code P1518 on a 1998 Ford F150 make the issue go away permanently?
Clearing the code may temporarily turn off the check engine light, but if the underlying issue causing the code is not addressed, it is likely to return.
9. Can a faulty Intake Manifold Runner Control affect the overall performance of a 1998 Ford F150?
Yes, a faulty IMRC can significantly impact engine performance, leading to rough idling, reduced power, and poor fuel efficiency.
10. Is the OBDII code P1518 related to the Intake Manifold Runner Control a common issue on 1998 Ford F150 vehicles?
Yes, this is a relatively common issue on 1998 Ford F150 models, especially as the vehicle ages and mileage accumulates.
Discuss the causes and fixes for P1518 1998 Ford F150 OBDII Code
Code P1518 1998 Ford F150 comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
