AutoCodes – Ford – P1517 1997 Ford F150

P1517 1997 Ford F150 Code - Intake Manifold Runner Control Input Error Bank 2

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
P1517 1997 Ford F150 indicates Intake Manifold Runner Control Input Error Bank 2.
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.
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Code Popularity 2,218
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 03, 2020
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Code P1517 1997 Ford F150 Description

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. The linkage attaches to the housing butterfly plate levers. Each IMRC housing is an aluminum casting with two intake air passages for each cylinder. One passage is always open, and the other is opened and closed with a butterfly valve plate. The housing uses a return spring to hold the plates closed. The motorized actuator houses internal switches to provide feedback to the Powertrain Control Module (PCM), indicating linkage and plate position. Under about 3000 rpm, the vacuum solenoid will be energized. This will allow the manifold vacuum to be applied and the butterfly valve plates to stay closed. Above approximately 3000 rpm, the vacuum solenoid will be de-energized. This will allow a vacuum to vent from the actuator and the butterfly valve plates to open. The Diagnostic Trouble Code (DTC) sets when the signal is outside an expected calibrated range.
OBDII Code P1517 1997 Ford F150 - Intake Manifold Runner Control Input Error Bank 2 - AutoCodes.com
P1517 1997 Ford F150 Code - Intake Manifold Runner Control Input Error Bank 2

What are the Possible Causes of the DTC P1517 1997 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 P1517 1997 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 P1517 1997 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.

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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 P1517 1997 Ford F150 Code

1. What does the OBDII code P1517 mean on a 1997 Ford F150?

P1517 indicates an "Intake Manifold Runner Control Input Error Bank 2," which means the intake manifold runner control system on the Bank 2 side is not functioning correctly.

2. What are the common symptoms of code P1517 in a 1997 Ford F150?

Common symptoms include reduced engine performance, decreased fuel efficiency, rough idling, and the check engine light being illuminated.

3. What causes the P1517 code on a 1997 Ford F150?

Potential causes include a faulty intake manifold runner control (IMRC) actuator, broken or stuck IMRC linkage, a vacuum leak, damaged wiring, or a failing IMRC solenoid.

4. How do I diagnose the P1517 code on my 1997 Ford F150?

Start by inspecting the IMRC actuator, linkage, and vacuum hoses for damage or disconnections. Use a scan tool to monitor the IMRC system's operation and check for electrical issues like damaged wiring or poor connections.

5. Can I drive my 1997 Ford F150 with a P1517 code?

While the vehicle may still be drivable, prolonged operation with this code can lead to poor performance and increased fuel consumption. Addressing the issue promptly is recommended.

6. How do I fix the P1517 code on a 1997 Ford F150?

Repairs may include replacing the IMRC actuator or solenoid, fixing broken linkage, repairing damaged wiring, or resolving vacuum leaks.

7. How much does it cost to repair a P1517 code on a 1997 Ford F150?

Repair costs vary but typically range from $100 to $400, depending on whether the IMRC actuator, solenoid, or other components need replacement.

8. Can a vacuum leak cause the P1517 code on a 1997 Ford F150?

Yes, a vacuum leak can affect the IMRC system's operation and trigger the P1517 code.

9. What tools are needed to troubleshoot the P1517 code on a 1997 Ford F150?

You may need a scan tool, multimeter, vacuum gauge, and basic hand tools to inspect and diagnose the IMRC system.

10. Is the P1517 code specific to Bank 2 on a 1997 Ford F150?

Yes, the code specifically refers to an issue with the IMRC system on Bank 2, which is the side of the engine opposite Bank 1.

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