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Engine-Codes – Nissan – P0444 2007 Nissan Maxima

P0444 2007 Nissan Maxima Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

Quick Answer

The P0444 code for a 2007 Nissan Maxima indicates a problem with the EVAP (Evaporative Emission Control) system, specifically the Canister Purge Volume Control Solenoid Valve circuit being open. Common causes include Faulty Canister Purge Volume Control Solenoid Valve, Wiring or electrical connection issues, Corrosion or damage to the EVAP system components. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
P0444 2007 Nissan Maxima indicates EVAP Canister Purge Volume Control Solenoid Valve Circuit Open.
Common causes
Common causes include Faulty Canister Purge Volume Control Solenoid Valve, Wiring or electrical connection issues, Corrosion or damage to the EVAP system components.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
What is this?
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code P0444 2007 Nissan Maxima Description

The P0444 code for a 2007 Nissan Maxima indicates a problem with the EVAP (Evaporative Emission Control) system, specifically the Canister Purge Volume Control Solenoid Valve circuit being open. The EVAP system is responsible for capturing and storing fuel vapors to prevent them from escaping into the atmosphere. The Canister Purge Volume Control Solenoid Valve regulates the flow of fuel vapor from the charcoal canister to the engine intake manifold for combustion.

OBDII Code P0444 2007 Nissan Maxima - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open
P0444 2007 Nissan Maxima Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

Common Causes of P0444 2007 Nissan Maxima

  1. Faulty Canister Purge Volume Control Solenoid Valve
  2. Wiring or electrical connection issues
  3. Corrosion or damage to the EVAP system components
  4. Vacuum leaks in the EVAP system
  5. ECM (Engine Control Module) malfunction

Symptoms of P0444 2007 Nissan Maxima

  1. Check Engine Light illuminated
  2. Decreased fuel efficiency
  3. Rough idling or stalling
  4. Strong fuel odor
  5. Difficulty starting the engine

How to Fix P0444 2007 Nissan Maxima

  1. Diagnose the issue using a scan tool to confirm the P0444 code and identify the specific cause.
  2. Inspect the Canister Purge Volume Control Solenoid Valve, wiring, and connections for any damage or corrosion.
  3. Test the valve's operation using a multimeter to determine if it is functioning correctly.
  4. Replace the Canister Purge Volume Control Solenoid Valve if it is found to be faulty.
  5. Clear the trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0444 2007 Nissan Maxima

The cost of repairing a P0444 code on a 2007 Nissan Maxima can vary depending on the specific cause of the issue and the labor rates in your area. Generally, replacing the Canister Purge Volume Control Solenoid Valve can range from $100 to $300, including parts and labor. Additional costs may apply if there are other components that need to be replaced or if further diagnosis is required. It is recommended to consult with a certified mechanic or auto repair shop for a more accurate estimate based on your vehicle's specific needs. Labor rates typically range from $80 to $150 per hour, but can vary based on location and shop rates.

When is the Code Detected?

An excessively low voltage signal is sent to ECM through the valve

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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 P0444 2007 Nissan Maxima Code

1. What is the OBDII code P0444 on a 2007 Nissan Maxima related to?

The OBDII code P0444 on a 2007 Nissan Maxima is related to the EVAP Canister Purge Volume Control Solenoid Valve Circuit Open.

2. What are common symptoms of the P0444 code on a 2007 Nissan Maxima?

Common symptoms of the P0444 code on a 2007 Nissan Maxima may include rough idling, decreased fuel efficiency, and the illumination of the check engine light.

3. What causes the P0444 code to trigger on a 2007 Nissan Maxima?

The P0444 code on a 2007 Nissan Maxima is typically triggered by a malfunction in the EVAP Canister Purge Volume Control Solenoid Valve circuit, which may be caused by a loose or damaged electrical connection, a faulty solenoid valve, or a blown fuse.

4. How can I diagnose the P0444 code on my 2007 Nissan Maxima?

Diagnosing the P0444 code on a 2007 Nissan Maxima involves using an OBDII scanner to retrieve the trouble code, visually inspecting the EVAP system components for any obvious issues, and testing the solenoid valve and its wiring for proper functionality.

5. Can I drive my 2007 Nissan Maxima with the P0444 code?

It is not recommended to drive your 2007 Nissan Maxima with the P0444 code present, as it can lead to potential emissions issues and may cause further damage to the vehicle's components.

6. How do I repair the P0444 code on my 2007 Nissan Maxima?

To repair the P0444 code on a 2007 Nissan Maxima, you may need to replace the EVAP Canister Purge Volume Control Solenoid Valve, repair any damaged wiring or connectors, and reset the check engine light using an OBDII scanner.

7. Are there any DIY tips for fixing the P0444 code on a 2007 Nissan Maxima?

While some basic electrical knowledge is required, you may be able to fix the P0444 code on your 2007 Nissan Maxima by checking and securing all electrical connections related to the EVAP system before replacing any components.

8. How much does it cost to repair the P0444 code on a 2007 Nissan Maxima?

The cost to repair the P0444 code on a 2007 Nissan Maxima can vary depending on the extent of the issue and whether you choose to do the repairs yourself or take it to a professional mechanic. Costs may include parts and labor.

9. Will the P0444 code on a 2007 Nissan Maxima cause emissions test failure?

Yes, the P0444 code on a 2007 Nissan Maxima may cause the vehicle to fail emissions testing, as it indicates a problem with the EVAP system that can affect emissions control and compliance.

10. How do I prevent the P0444 code from reoccurring on my 2007 Nissan Maxima?

To prevent the P0444 code from reoccurring on your 2007 Nissan Maxima, it is important to perform regular maintenance on the EVAP system, including checking for leaks, ensuring proper sealing of the gas cap, and addressing any issues promptly.

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