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Engine-Codes – Nissan – P0445 2007 Nissan Pathfinder

P0445 2007 Nissan Pathfinder Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Shorted

Quick Answer

The P0445 code on a 2007 Nissan Pathfinder indicates a problem with the EVAP (Evaporative Emission Control) system. Common causes include Damaged wiring or connectors in the EVAP system, Corrosion in the wiring or connectors, Faulty Canister Purge Volume Control Solenoid Valve. 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
P0445 2007 Nissan Pathfinder indicates EVAP Canister Purge Volume Control Solenoid Valve Circuit Shorted.
Common causes
Common causes include Damaged wiring or connectors in the EVAP system, Corrosion in the wiring or connectors, Faulty Canister Purge Volume Control Solenoid Valve.
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 17, 2024
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Code P0445 2007 Nissan Pathfinder Description

The P0445 code on a 2007 Nissan Pathfinder indicates a problem with the EVAP (Evaporative Emission Control) system. Specifically, it points to a malfunction in the Canister Purge Volume Control Solenoid Valve circuit, indicating that there is a short circuit. 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 regulates the flow of fuel vapors from the charcoal canister to the engine for combustion.

OBDII Code P0445 2007 Nissan Pathfinder - EVAP Canister Purge Volume Control Solenoid Valve Circuit Shorted
P0445 2007 Nissan Pathfinder Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Shorted

Common Causes of P0445 2007 Nissan Pathfinder

  1. Damaged wiring or connectors in the EVAP system.
  2. Corrosion in the wiring or connectors.
  3. Faulty Canister Purge Volume Control Solenoid Valve.
  4. Electrical issues within the solenoid valve circuit.
  5. Poor quality fuel or fuel contamination.

Symptoms of P0445 2007 Nissan Pathfinder

  1. Check engine light illuminated on the dashboard.
  2. Decreased fuel efficiency.
  3. Strong fuel odor near the vehicle.
  4. Rough idling or stalling.
  5. Difficulty starting the engine.

How to Fix P0445 2007 Nissan Pathfinder

  1. Begin by diagnosing the specific cause of the short circuit in the Canister Purge Volume Control Solenoid Valve circuit using a diagnostic scanner.
  2. Inspect the wiring and connectors for any damage or corrosion, repairing or replacing as necessary.
  3. Test the Canister Purge Volume Control Solenoid Valve for proper operation and replace if faulty.
  4. Clear the diagnostic trouble codes from the vehicle's computer using the diagnostic scanner.
  5. Perform a test drive to ensure that the issue has been resolved and that the check engine light does not reappear.

Cost to Fix P0445 2007 Nissan Pathfinder

The typical repair costs for addressing a P0445 code on a 2007 Nissan Pathfinder can range from $150 to $400, depending on the specific cause of the issue and the cost of parts and labor. This estimate includes the cost of diagnosing the problem, replacing any damaged components, and clearing the diagnostic trouble codes. It's important to note that 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 influence the final repair costs. For a more accurate estimate, it is recommended to consult with local auto repair shops.

What does this mean?

Tech Notes for P0445 2007 Nissan Pathfinder

It's a very common problem with Nissan vehicles. If the harness is not damage it's very likely that the problem is the canister purge volume control solenoid valve.

When is the Code Detected?

An excessively high voltage signal is sent to Engine Control Module (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 P0445 2007 Nissan Pathfinder Code

1. What does the OBDII code P0445 mean for a 2007 Nissan Pathfinder?

P0445 indicates that there is a short circuit in the EVAP Canister Purge Volume Control Solenoid Valve circuit, which is part of the vehicle's evaporative emissions control system.

2. What are the symptoms of code P0445 in a 2007 Nissan Pathfinder?

Common symptoms include an illuminated check engine light, possible fuel odor near the vehicle, reduced fuel efficiency, and in rare cases, difficulty starting the engine.

3. What causes the P0445 code to appear in a 2007 Nissan Pathfinder?

The code is typically caused by a shorted or damaged purge control valve, faulty wiring or connectors, or a malfunction in the vehicle’s powertrain control module (PCM).

4. Can a loose gas cap cause the P0445 code on a 2007 Nissan Pathfinder?

No, a loose gas cap is more commonly associated with codes like P0456 or P0457. P0445 specifically relates to the EVAP purge valve circuit.

5. How do you diagnose the P0445 code on a 2007 Nissan Pathfinder?

Diagnosis involves inspecting the EVAP purge valve for electrical shorts, checking the wiring and connectors for damage, and using a multimeter to test circuit continuity.

6. Is it safe to drive a 2007 Nissan Pathfinder with the P0445 code?

While the vehicle may still be drivable, it is not recommended to ignore the issue, as it can lead to increased emissions and potential damage to other components over time.

7. How do you fix the P0445 code on a 2007 Nissan Pathfinder?

Repairs may include replacing the EVAP purge control valve, repairing or replacing damaged wiring or connectors, or addressing issues with the PCM if necessary.

8. How much does it cost to fix the P0445 code on a 2007 Nissan Pathfinder?

Repair costs can vary, but replacing the purge valve typically costs $100–$200, including parts and labor. Additional costs may apply if wiring repairs or diagnostics are needed.

9. Can a P0445 code cause a failed emissions test on a 2007 Nissan Pathfinder?

Yes, because the code indicates an issue with the evaporative emissions system, it can result in an automatic failure during an emissions test.

10. How can I prevent the P0445 code from reoccurring on my 2007 Nissan Pathfinder?

Regularly inspect and maintain the EVAP system components, address any wiring issues promptly, and avoid overfilling the fuel tank to prevent damage to the system.

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