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Engine-Codes – Nissan – P0444 2012 Nissan Sentra

P0444 2012 Nissan Sentra Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

Quick Answer

The P0444 code on a 2012 Nissan Sentra 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 or electrical connection issues, PCM (Powertrain Control Module) malfunction. 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 2012 Nissan Sentra 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, PCM (Powertrain Control Module) malfunction.
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 15, 2024
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Code P0444 2012 Nissan Sentra Description

The P0444 code on a 2012 Nissan Sentra 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 is a crucial component of this system, as it controls the flow of fuel vapors from the charcoal canister to the engine intake manifold for combustion.

OBDII Code P0444 2012 Nissan Sentra - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open
P0444 2012 Nissan Sentra Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open

Common Causes of P0444 2012 Nissan Sentra

  1. Faulty Canister Purge Volume Control Solenoid Valve
  2. Wiring or electrical connection issues
  3. PCM (Powertrain Control Module) malfunction
  4. Vacuum leaks in the EVAP system
  5. Charcoal canister saturation

Symptoms of P0444 2012 Nissan Sentra

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

How to Fix P0444 2012 Nissan Sentra

  1. Diagnose the issue using a scan tool to confirm the P0444 code and pinpoint the exact cause.
  2. Inspect the wiring and electrical connections related to the Canister Purge Volume Control Solenoid Valve for any damage or corrosion.
  3. Test the Canister Purge Volume Control Solenoid Valve to determine if it is functioning properly. Replace if necessary.
  4. Check for vacuum leaks in the EVAP system and repair as needed.
  5. Clear the code from the PCM memory and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0444 2012 Nissan Sentra

The cost of repairing a P0444 code on a 2012 Nissan Sentra can vary depending on the specific cause of the issue. In general, the cost of replacing a Canister Purge Volume Control Solenoid Valve can range from $100 to $200 for the part alone. Labor costs at an auto repair shop can add an additional $100 to $200, bringing the total repair cost to around $200 to $400. It's important to note that these are rough estimates, and actual costs may vary based on location, vehicle make and model, and other factors. It's recommended to consult with a professional mechanic for a more accurate cost estimate.

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 2012 Nissan Sentra Code

1. What does the OBDII code P0444 indicate on a 2012 Nissan Sentra?

The P0444 code on a 2012 Nissan Sentra indicates an issue with the EVAP Canister Purge Volume Control Solenoid Valve Circuit, specifically pointing to an open electrical circuit.

2. What are common symptoms of code P0444 in a 2012 Nissan Sentra?

Common symptoms include the Check Engine Light coming on, possible fuel odor due to vapors escaping the fuel system, and a slight decrease in fuel efficiency.

3. What causes the P0444 code to appear on a 2012 Nissan Sentra?

Possible causes for the P0444 code include a faulty purge control solenoid, open or shorted wiring in the purge solenoid circuit, or a poor electrical connection in the purge solenoid circuit.

4. How can I diagnose the P0444 code on my 2012 Nissan Sentra?

Diagnosing the P0444 code involves checking the purge control solenoid operation with a scan tool, inspecting the wiring and connectors for damage, and testing the electrical continuity and resistance in the purge solenoid circuit.

5. What are the steps to fix the P0444 code on a 2012 Nissan Sentra?

Repair steps might include replacing the purge control solenoid, repairing or replacing damaged wiring or connectors, and ensuring all electrical connections are secure and free of corrosion.

6. Is it safe to drive a 2012 Nissan Sentra with the P0444 code?

While you can usually still drive the vehicle, it is advisable to address the issue promptly as it involves the vehicle's emissions system and can affect the overall performance and environmental output of your vehicle.

7. How urgent is it to repair a P0444 code on a 2012 Nissan Sentra?

It is moderately urgent to repair a P0444 code since it relates to the vehicle's emissions control system. Delaying repairs can lead to a failed emissions test and potentially more serious issues down the line.

8. Can a P0444 code affect the fuel economy of a 2012 Nissan Sentra?

Yes, a P0444 code can slightly impact the fuel economy. The EVAP system helps in maintaining optimal fuel vapor storage, and any inefficiencies caused by faults in this system can lead to increased fuel consumption.

9. What tools are needed to diagnose and repair a P0444 code on a 2012 Nissan Sentra?

Tools needed may include a digital multimeter, an OBD-II scanner, and basic hand tools. For more in-depth electrical troubleshooting, a wiring diagram of the EVAP system might also be necessary.

10. Could ignoring the P0444 code lead to other issues in a 2012 Nissan Sentra?

Ignoring the P0444 code can lead to other issues such as environmental harm from increased emissions, potential damage to the EVAP system, and the risk of failing an emissions test.

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