P0447 2009 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 2009 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.
Code P0447 2009 Nissan Pathfinder Description
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.
What are the Possible Causes of the DTC P0447 2009 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 2009 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 2009 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.
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Frequently Asked Questions about P0447 2009 Nissan Pathfinder Code
1. What does the OBDII code P0447 mean on a 2009 Nissan Pathfinder?
P0447 indicates an "Evaporative Emission Control System Vent Control Circuit Open," meaning the vehicle's EVAP system vent control valve is not functioning properly.
2. What are the symptoms of code P0447 in a 2009 Nissan Pathfinder?
Common symptoms include an illuminated check engine light, potential fuel odor near the vehicle, and possibly difficulty refueling due to pressure buildup in the tank.
3. What causes the P0447 code to appear on a 2009 Nissan Pathfinder?
The most common causes include a faulty EVAP vent control valve, damaged or corroded wiring or connectors in the vent valve circuit, or a failed PCM (rarely).
4. Is it safe to drive with a P0447 code on a 2009 Nissan Pathfinder?
Yes, it is generally safe to drive with this code, but it should be addressed promptly as it can affect emissions system performance and lead to failed emissions tests.
5. How can I diagnose the P0447 code on my 2009 Nissan Pathfinder?
Diagnosis typically involves inspecting the vent control valve, checking wiring and connectors for damage or corrosion, and using a multimeter to test circuit continuity.
6. How do I fix the P0447 code on a 2009 Nissan Pathfinder?
Repairs often include replacing the EVAP vent control valve, repairing damaged wiring or connectors, or clearing the code after verifying proper operation.
7. What tools are needed to troubleshoot the P0447 code on a 2009 Nissan Pathfinder?
You'll need an OBDII scanner, a multimeter for electrical testing, and basic hand tools to access and inspect components.
8. Where is the EVAP vent control valve located on a 2009 Nissan Pathfinder?
The EVAP vent control valve is typically located near the charcoal canister, which is near the rear of the vehicle, close to the fuel tank.
9. Can a gas cap cause the P0447 code on a 2009 Nissan Pathfinder?
No, a loose or faulty gas cap typically triggers a different EVAP-related code, such as P0457 or P0456, not P0447.
10. How much does it cost to fix the P0447 code on a 2009 Nissan Pathfinder?
Repair costs vary but typically range from $100 to $300, including parts and labor, depending on whether just the vent valve needs replacement or if wiring repairs are required.
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