AutoCodes – Nissan – P0444 2007 Nissan Pathfinder

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

Quick Answer

This system controls flow rate of fuel vapor from the Evaporative Emission System (EVAP) canister. Common causes include Faulty Evaporative Emission (EVAP) Purge Solenoid Control, Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted, Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection. 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 Pathfinder indicates EVAP Canister Purge Volume Control Solenoid Valve Circuit Open.
Common causes
Common causes include Faulty Evaporative Emission (EVAP) Purge Solenoid Control, Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted, Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection.
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.
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Code Popularity 2,623
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0444 2007 Nissan Pathfinder Description

This system controls flow rate of fuel vapor from the Evaporative Emission System (EVAP) canister. The opening of the vapor by-pass passage in the EVAP canister purge volume control solenoid valve changes to control the flow rate. The EVAP canister purge volume control solenoid valve repeats ON/OFF operation according to the signal sent from the Engine Control Module (ECM). The opening of the valve varies for optimum engine control. The optimum value stored in the ECM is determined by considering various engine conditions. When the engine is operating, the flow rate of fuel vapor from the EVAP canister is regulated as the air flow changes.
The EVAP canister purge volume control solenoid valve uses a ON/OFF duty to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of fuel vapor that will flow through the valve.
OBDII Code P0444 2007 Nissan Pathfinder - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open - AutoCodes.com
P0444 2007 Nissan Pathfinder Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

What are the Possible Causes of the DTC P0444 2007 Nissan Pathfinder?

  • Faulty Evaporative Emission (EVAP) Purge Solenoid Control
  • Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted
  • Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection

How to Fix the DTC P0444 2007 Nissan Pathfinder?

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 P0444 2007 Nissan Pathfinder 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 P0444 2007 Nissan Pathfinder code?

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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 Pathfinder Code

1. What is the OBDII code P0444 on a 2007 Nissan Pathfinder?

The OBDII code P0444 in a 2007 Nissan Pathfinder specifically refers to the EVAP Canister Purge Volume Control Solenoid Valve Circuit Open.

2. What are common symptoms of the P0444 code in a 2007 Nissan Pathfinder?

Common symptoms of the P0444 code in a 2007 Nissan Pathfinder may include rough idle, decreased fuel efficiency, and the illumination of the check engine light.

3. What causes the P0444 code to trigger in a 2007 Nissan Pathfinder?

The P0444 code in a 2007 Nissan Pathfinder is often triggered by a faulty EVAP canister purge volume control solenoid valve, damaged wiring in the circuit, or a loose connection.

4. How do I diagnose the P0444 code in a 2007 Nissan Pathfinder?

To diagnose the P0444 code in a 2007 Nissan Pathfinder, you can use an OBDII scanner to retrieve the trouble code and then visually inspect the wiring and connections related to the EVAP canister purge volume control solenoid valve.

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

It is generally safe to drive your 2007 Nissan Pathfinder with the P0444 code, but it is recommended to address the issue promptly to prevent potential damage and ensure optimal vehicle performance.

6. How do I repair the P0444 code in a 2007 Nissan Pathfinder?

Repairing the P0444 code in a 2007 Nissan Pathfinder typically involves replacing the faulty EVAP canister purge volume control solenoid valve, repairing any damaged wiring or connections, and clearing the trouble code with an OBDII scanner.

7. Can I reset the P0444 code in a 2007 Nissan Pathfinder without fixing the issue?

While you can temporarily clear the P0444 code in a 2007 Nissan Pathfinder by resetting the check engine light, it is crucial to address the underlying problem to prevent further issues and ensure your vehicle's proper functioning.

8. How much does it cost to fix the P0444 code in a 2007 Nissan Pathfinder?

The cost to fix the P0444 code in a 2007 Nissan Pathfinder can vary depending on the root cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Are there any DIY tips for troubleshooting the P0444 code in a 2007 Nissan Pathfinder?

DIY tips for troubleshooting the P0444 code in a 2007 Nissan Pathfinder include checking for loose connections, inspecting the wiring for damage, and ensuring the EVAP canister purge volume control solenoid valve is functioning properly.

10. How often does the P0444 code occur in a 2007 Nissan Pathfinder?

The occurrence of the P0444 code in a 2007 Nissan Pathfinder can vary based on factors such as vehicle maintenance, driving habits, and environmental conditions, but it is not an uncommon issue in older vehicles.

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