AutoCodes – Generic – P1005

P1005 Code - Manifold Tunning Valve Control Performance

Quick Answer

This Powertrain Control Module (PCM) compares the circuit feedback to a calibrated closed range when when the circuit is de-energized or to a calibrated open range when the circuit is energized. Common causes include Manifold tunning valve harness open or shorted, Manifold tunning valve 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: P1005 indicates Manifold Tunning Valve Control Performance.
Common causes: Common causes include Manifold tunning valve harness open or shorted, Manifold tunning valve 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 20,551

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1005 Description

OBDII Code P1005 - Manifold Tunning Valve Control Performance - AutoCodes.com — P1005 Code - Manifold Tunning Valve Control Performance

What does this mean?

What are the Possible Causes of the DTC P1005?

Manifold tunning valve harness open or shorted
Manifold tunning valve circuit poor electrical connection

How to Fix the DTC P1005?

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 P1005 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 P1005 code?

Need more information on how to fix the P1005 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1005 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1005 Buick — Fuel Pump Driver Control Module Enable Too Many Resets
P1005 Cadillac — Fuel Pump Driver Control Module Enable Too Many Resets
P1005 Chevrolet — Fuel Pump Driver Control Module Enable Too Many Resets
P1005 Chrysler — Manifold Tunning Valve Control Performance
P1005 Dodge — Manifold Tunning Valve Control Performance
P1005 GMC — Fuel Pump Driver Control Module Enable Too Many Resets
P1005 Jeep — Manifold Tunning Valve Control Performance
P1005 Volkswagen — Torque Difference Cylinder 2: Limit Value Exceeded

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 P1005 Code

1. What are the common symptoms of OBDII code P1005 (Manifold Tuning Valve Control Performance)?

- Common symptoms include rough idling, reduced engine performance, poor fuel efficiency, and illuminated Check Engine Light.

2. What are the possible causes of OBDII code P1005?

- The code P1005 can be triggered by issues such as a faulty manifold tuning valve, wiring issues, vacuum leaks, or a malfunctioning intake manifold.

3. How can I diagnose the cause of OBDII code P1005?

- Diagnosing the code P1005 often involves using an OBDII scanner to retrieve the code, inspecting the intake manifold system, checking for vacuum leaks, and testing the manifold tuning valve.

4. Can I continue driving with OBDII code P1005 active?

- It is not recommended to drive with the code P1005 active, as it can lead to poor engine performance and potential damage if left unresolved.

5. How can I repair OBDII code P1005?

- Repairing the code P1005 typically involves replacing a faulty manifold tuning valve, repairing any damaged wiring, fixing vacuum leaks, or addressing issues with the intake manifold.

6. Is OBDII code P1005 a serious issue?

- While not an emergency, OBDII code P1005 should be addressed promptly to prevent further engine issues and ensure optimal performance.

7. Can a DIY enthusiast fix OBDII code P1005?

- Depending on the underlying cause, some DIY enthusiasts may be able to address OBDII code P1005 by following repair guides and using the necessary tools.

8. How much does it cost to fix OBDII code P1005 at a mechanic?

- The cost of fixing OBDII code P1005 at a mechanic can vary depending on the cause of the issue, but it may range from $100 to $500 or more, including parts and labor.

9. Will resetting the OBDII system clear code P1005?

- Resetting the OBDII system may temporarily clear the code P1005, but if the underlying issue is not fixed, the code is likely to reappear after driving the vehicle.

10. How can I prevent OBDII code P1005 from recurring?

- Regular maintenance, such as checking and replacing the intake manifold components, inspecting for vacuum leaks, and ensuring proper wiring connections, can help prevent the recurrence of OBDII code P1005.