Engine-CodesNissan – P0444 2008 Nissan Maxima

P0444 2008 Nissan Maxima Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

Quick Answer

The P0444 code on a 2008 Nissan Maxima indicates a problem with the EVAP (Evaporative Emission Control) system, specifically with the Canister Purge Volume Control Solenoid Valve circuit being open. Common causes include Faulty Canister Purge Volume Control Solenoid Valve, Wiring issues such as a short or open circuit, Blown fuse related to the EVAP system. 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 2008 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 issues such as a short or open circuit, Blown fuse related to the EVAP system.
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.
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code P0444 2008 Nissan Maxima Description

The P0444 code on a 2008 Nissan Maxima indicates a problem with the EVAP (Evaporative Emission Control) system, specifically with the Canister Purge Volume Control Solenoid Valve circuit being open. The EVAP system is responsible for capturing and storing fuel vapors from the fuel tank to prevent them from escaping into the atmosphere. The Canister Purge Volume Control Solenoid Valve controls the flow of fuel vapor from the charcoal canister to the engine intake manifold for combustion.

OBDII Code P0444 2008 Nissan Maxima - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open
P0444 2008 Nissan Maxima Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

Common Causes of P0444 2008 Nissan Maxima

  1. Faulty Canister Purge Volume Control Solenoid Valve
  2. Wiring issues such as a short or open circuit
  3. Blown fuse related to the EVAP system
  4. ECM (Engine Control Module) malfunction
  5. Corrosion or damage to electrical connections

Symptoms of P0444 2008 Nissan Maxima

  1. Check engine light illuminated
  2. Rough idle or stalling
  3. Decreased fuel efficiency
  4. Strong fuel odor
  5. Failed emissions test

How to Fix P0444 2008 Nissan Maxima

  1. Use an OBD-II scanner to confirm the P0444 code and diagnose the specific issue.
  2. Inspect the wiring and connections related to the Canister Purge Volume Control Solenoid Valve for any damage or corrosion.
  3. Test the solenoid valve for proper operation and replace if necessary.
  4. Check and replace any blown fuses related to the EVAP system.
  5. Clear the code and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0444 2008 Nissan Maxima

The typical repair costs for addressing a P0444 code on a 2008 Nissan Maxima can range from $100 to $300, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Factors such as location, vehicle make and model, and engine type can also impact the overall repair costs. It's recommended to consult with a trusted mechanic or repair shop for a more accurate estimate based on your specific circumstances.

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 2008 Nissan Maxima Code

1. What does the OBDII code P0444 on my 2008 Nissan Maxima indicate?

The code P0444 indicates a problem with the EVAP Canister Purge Volume Control Solenoid Valve Circuit, specifically an open circuit issue.

2. What are common symptoms of the P0444 code on a 2008 Nissan Maxima?

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

3. What are possible causes of the P0444 code on a 2008 Nissan Maxima?

Possible causes of the P0444 code include a faulty EVAP Canister Purge Volume Control Solenoid Valve, damaged wiring or connectors in the circuit, or a blown fuse related to the EVAP system.

4. How can I diagnose the P0444 code on my 2008 Nissan Maxima?

To diagnose the P0444 code, you can use an OBDII scanner to retrieve the specific trouble code. Additionally, visually inspect the wiring and connectors related to the EVAP Canister Purge Volume Control Solenoid Valve for any signs of damage.

5. What are the repair options for the P0444 code on a 2008 Nissan Maxima?

Repair options for the P0444 code may include replacing the EVAP Canister Purge Volume Control Solenoid Valve, repairing or replacing damaged wiring or connectors, and checking and replacing any blown fuses in the circuit.

6. Can I continue driving my 2008 Nissan Maxima with the P0444 code?

It is not recommended to continue driving your vehicle with the P0444 code illuminated, as it can lead to potential issues with the EVAP system and affect the overall performance of your car.

7. How much does it typically cost to repair the P0444 code on a 2008 Nissan Maxima?

The cost of repairing the P0444 code can vary depending on the specific cause of the issue. It is recommended to consult a professional mechanic for an accurate diagnosis and cost estimate.

8. Are there any preventative maintenance tips to avoid the P0444 code on a 2008 Nissan Maxima?

To prevent issues related to the P0444 code, it is important to regularly inspect and maintain the EVAP system components, such as the Canister Purge Volume Control Solenoid Valve, and address any potential issues promptly.

9. Can a DIY enthusiast fix the P0444 code on a 2008 Nissan Maxima?

While some DIY enthusiasts may have the skills to address the P0444 code themselves, it is recommended to consult a professional mechanic for an accurate diagnosis and proper repair to ensure the issue is resolved correctly.

10. How long does it take to repair the P0444 code on a 2008 Nissan Maxima?

The repair time for the P0444 code can vary depending on the exact cause of the issue and the complexity of the repair. It is best to consult with a mechanic to get an estimate of the repair time needed.

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