AutoCodes – Nissan – P0444 2011 Nissan Sentra

P0444 2011 Nissan Sentra 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 2011 Nissan Sentra 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 5,432
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 31, 2024
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Code P0444 2011 Nissan Sentra 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 2011 Nissan Sentra - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open - AutoCodes.com
P0444 2011 Nissan Sentra Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

What are the Possible Causes of the DTC P0444 2011 Nissan Sentra?

  • 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 2011 Nissan Sentra?

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 2011 Nissan Sentra 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 2011 Nissan Sentra code?

Need more information on how to fix the P0444 2011 Nissan Sentra code? Get Access to Factory Service Manuals

Need Help with the 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 2011 Nissan Sentra Code

1. What does OBDII code P0444 on a 2011 Nissan Sentra indicate?

The code P0444 in a 2011 Nissan Sentra relates to a malfunction in the EVAP Canister Purge Volume Control Solenoid Valve Circuit, specifically signaling an open circuit issue.

2. What are common symptoms of a P0444 code on a 2011 Nissan Sentra?

Common symptoms of a P0444 code on a 2011 Nissan Sentra may include rough idling, decreased fuel efficiency, and the illumination of the check engine light.

3. What are possible causes of a P0444 code on a 2011 Nissan Sentra?

Potential causes of a P0444 code on a 2011 Nissan Sentra include a faulty EVAP canister purge volume control solenoid valve, damaged wiring in the circuit, or a poor electrical connection.

4. How can I diagnose a P0444 code on a 2011 Nissan Sentra?

Diagnosing a P0444 code on a 2011 Nissan Sentra involves inspecting the EVAP system components, checking the wiring and connections to the purge volume control solenoid valve, and using a scan tool to monitor system operation.

5. Can I still drive my 2011 Nissan Sentra with a P0444 code?

While it may be possible to drive your 2011 Nissan Sentra with a P0444 code, it is recommended to address the issue promptly to prevent potential damage to other components and ensure optimal vehicle performance.

6. How do I repair a P0444 code on a 2011 Nissan Sentra?

Repairing a P0444 code on a 2011 Nissan Sentra typically involves replacing the EVAP canister purge volume control solenoid valve, repairing or replacing damaged wiring, and clearing the trouble code with a scan tool.

7. Is it safe to ignore a P0444 code on a 2011 Nissan Sentra?

While the vehicle may still operate with a P0444 code, it is not advisable to ignore it as it can lead to decreased fuel efficiency and potential emissions issues. It is best to address the problem promptly.

8. How much does it cost to fix a P0444 code on a 2011 Nissan Sentra?

The cost of fixing a P0444 code on a 2011 Nissan Sentra can vary depending on the specific issue, parts needed, and labor rates. It is recommended to consult a professional mechanic for an accurate estimate.

9. Can I reset the P0444 code on a 2011 Nissan Sentra by disconnecting the battery?

While disconnecting the battery may clear the code temporarily, it is not a permanent solution. It is recommended to address the underlying issue causing the P0444 code to prevent it from reoccurring.

10. How can I prevent a P0444 code from appearing on my 2011 Nissan Sentra in the future?

To prevent a P0444 code on a 2011 Nissan Sentra, it is essential to perform regular maintenance on the EVAP system, including checking for leaks, ensuring proper component operation, and addressing any issues promptly.

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