AutoCodesNissan – P0447 2008 Nissan Pathfinder

P0447 2008 Nissan Pathfinder Code - Evaporative Emission Control System Vent Control Circuit Open

Quick Answer

The Evaporative Emission System (EVAP) canister vent control valve is located on the EVAP canister and is used to seal the canister vent. Common causes include Faulty Canister Vent Control Valve, Canister Vent Control Valve harness is open or shorted, Canister Vent Control Valve electrical circuit poor 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
P0447 2008 Nissan Pathfinder indicates Evaporative Emission Control System Vent Control Circuit Open.
Common causes
Common causes include Faulty Canister Vent Control Valve, Canister Vent Control Valve harness is open or shorted, Canister Vent Control Valve electrical circuit poor 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 16,893
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 28, 2024
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Code P0447 2008 Nissan Pathfinder Description

The Evaporative Emission System (EVAP) canister vent control valve is located on the EVAP canister and is used to seal the canister vent. This solenoid (the EVAP canister vent control valve) responds to signals from the Engine Control Module (ECM). When the ECM sends an ON signal, the coil in the solenoid valve is energized.
A plunger will then move to seal the canister vent. The ability to seal the vent is necessary for the on board diagnosis of other evaporative emission control system components.This solenoid valve is used only for diagnosis, and usually remains opened. When the vent is closed, under normal purge conditions, the evaporative emission control system is depressurized and allows EVAP Control System (Small Leak) diagnosis.
OBDII Code P0447 2008 Nissan Pathfinder - Evaporative Emission Control System Vent Control Circuit Open - AutoCodes.com
P0447 2008 Nissan Pathfinder Code - Evaporative Emission Control System Vent Control Circuit Open

What are the Possible Causes of the DTC P0447 2008 Nissan Pathfinder?

  • Faulty Canister Vent Control Valve
  • Canister Vent Control Valve harness is open or shorted
  • Canister Vent Control Valve electrical circuit poor connection

How to Fix the DTC P0447 2008 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 P0447 2008 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 P0447 2008 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 P0447 2008 Nissan Pathfinder Code

1. What does the P0447 code mean on a 2008 Nissan Pathfinder?

The P0447 code indicates an issue with the Evaporative Emission Control System (EVAP) Vent Control Circuit, specifically that the circuit is open.

2. What are the common symptoms of the P0447 code?

Common symptoms include an illuminated Check Engine Light, possible fuel odor near the vehicle, and difficulty passing an emissions test.

3. What causes the P0447 code on a 2008 Nissan Pathfinder?

Common causes include a faulty EVAP vent control valve, damaged or corroded wiring, a disconnected electrical connector, or a failed powertrain control module (PCM) in rare cases.

4. Can I drive my 2008 Nissan Pathfinder with the P0447 code?

Yes, you can drive the vehicle with this code, but it may affect emissions and could lead to further issues if not addressed.

5. How do I diagnose the P0447 code?

Start by inspecting the EVAP vent control valve and its wiring for damage or corrosion. Use a multimeter to test for voltage and continuity in the circuit.

6. How do I fix the P0447 code on my Nissan Pathfinder?

Repairs may involve replacing the EVAP vent control valve, repairing or replacing damaged wiring, cleaning corroded connectors, or addressing issues with the PCM.

7. Where is the EVAP vent control valve located on a 2008 Nissan Pathfinder?

The EVAP vent control valve is typically located near the fuel tank or charcoal canister on the underside of the vehicle.

8. How much does it cost to fix the P0447 code?

The repair cost can range from $100 to $300, depending on whether the issue is a faulty vent valve, damaged wiring, or labor charges.

9. Does a faulty gas cap cause the P0447 code?

No, a faulty gas cap is unlikely to trigger the P0447 code but can cause other EVAP-related codes like P0456 or P0442.

10. Can a P0447 code cause poor fuel economy?

A P0447 code doesn’t typically affect fuel economy but should still be repaired to maintain proper emissions system functionality.

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