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Engine-Codes – Ford – P0660 1997 Ford F150

P0660 1997 Ford F150 Code - Intake Manifold Tuning Valve circuit Malfunction

Quick Answer

The P0660 diagnostic trouble code (DTC) for a 1997 Ford F150 indicates a malfunction in the Intake Manifold Tuning Valve (IMTV) circuit. Common causes include Faulty Intake Manifold Tuning Valve, Wiring or connector issues in the IMTV circuit, Corrosion or damage to the IMTV circuit components. 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
P0660 1997 Ford F150 indicates Intake Manifold Tuning Valve circuit Malfunction.
Common causes
Common causes include Faulty Intake Manifold Tuning Valve, Wiring or connector issues in the IMTV circuit, Corrosion or damage to the IMTV circuit components.
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 17, 2024
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Code P0660 1997 Ford F150 Description

The P0660 diagnostic trouble code (DTC) for a 1997 Ford F150 indicates a malfunction in the Intake Manifold Tuning Valve (IMTV) circuit. The IMTV is a component of the intake manifold system that helps regulate airflow into the engine. When this valve malfunctions, it can lead to a variety of performance issues in the vehicle.

OBDII Code P0660 1997 Ford F150 - Intake Manifold Tuning Valve circuit Malfunction
P0660 1997 Ford F150 Code - Intake Manifold Tuning Valve circuit Malfunction

Common Causes of P0660 1997 Ford F150

  1. Faulty Intake Manifold Tuning Valve
  2. Wiring or connector issues in the IMTV circuit
  3. Corrosion or damage to the IMTV circuit components
  4. ECM (Engine Control Module) failure
  5. Vacuum leaks in the intake manifold system

Symptoms of P0660 1997 Ford F150

  1. Decreased engine performance
  2. Reduced fuel efficiency
  3. Rough idling or stalling
  4. Illumination of the check engine light

How to Fix P0660 1997 Ford F150

  1. Begin by conducting a thorough inspection of the IMTV and its circuit components to identify any visible damage or issues.
  2. Test the IMTV using a multimeter to check for proper voltage and continuity.
  3. Inspect the wiring and connectors in the IMTV circuit for any signs of damage or corrosion. Repair or replace as necessary.
  4. Clear the DTC from the vehicle's ECM using a diagnostic scan tool.
  5. Test drive the vehicle to ensure that the issue has been resolved and that the check engine light does not reappear.

Cost to Fix P0660 1997 Ford F150

The typical repair costs for addressing a P0660 code on a 1997 Ford F150 can vary depending on the specific cause of the issue. In general, the cost of replacing a faulty IMTV or repairing wiring/connectors can range from $200 to $500. Additional costs for diagnostic time and labor may apply, with total repair bills potentially reaching $300 to $800.

What does this mean?

Tech Notes for P0660 1997 Ford F150

The IMTV system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. The test fails when the signal on the monitor pin is more or less than an the expected calibrated range.

When is the Code Detected?

The Engine Control Module (ECM) has detected an improper signal from the Intake Manifold Tuning Valve (IMTV)

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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 P0660 1997 Ford F150 Code

1. What are the common symptoms of OBDII code P0660 on a 1997 Ford F150?

- Common symptoms include engine stalling, rough idling, decreased fuel efficiency, and a noticeable decrease in engine performance.

2. What can cause the Intake Manifold Tuning Valve circuit malfunction on a 1997 Ford F150?

- Possible causes include a faulty Intake Manifold Tuning Valve, damaged wiring or connectors in the circuit, or a problem with the powertrain control module (PCM).

3. How can I diagnose the Intake Manifold Tuning Valve circuit issue on my 1997 Ford F150?

- Diagnosing the issue typically involves using an OBDII scanner to retrieve the specific trouble code (P0660) and then checking the wiring, connectors, and the functionality of the Intake Manifold Tuning Valve.

4. Is it safe to continue driving my 1997 Ford F150 with OBDII code P0660?

- It is not recommended to drive the vehicle with this code present, as it can lead to further damage to the engine and other components. It's best to address the issue promptly.

5. How can I repair the Intake Manifold Tuning Valve circuit malfunction on my 1997 Ford F150?

- Repair options may include replacing the Intake Manifold Tuning Valve, repairing or replacing damaged wiring or connectors, or reprogramming the PCM.

6. Can a DIY enthusiast fix the P0660 code on a 1997 Ford F150?

- Depending on your level of automotive repair experience, fixing the issue yourself may be possible. However, diagnosing and repairing electrical issues can be complex, so professional assistance may be beneficial.

7. Will resetting the trouble code make the issue go away permanently?

- Resetting the trouble code may temporarily turn off the check engine light, but if the underlying issue causing the P0660 code is not addressed, it is likely to reappear.

8. How much does it typically cost to repair the Intake Manifold Tuning Valve circuit malfunction on a 1997 Ford F150?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from $200 to $500 including parts and labor.

9. Can a clogged intake manifold cause the P0660 code on a 1997 Ford F150?

- While a clogged intake manifold could potentially affect engine performance, the P0660 code specifically relates to a malfunction in the Intake Manifold Tuning Valve circuit.

10. How long does it take to repair the Intake Manifold Tuning Valve circuit issue on a 1997 Ford F150?

- The repair time can vary based on the exact cause of the problem and the availability of parts, but it typically takes a few hours to a full day to complete the repair.

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