P0447 2002 Nissan Altima Sedan 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 2002 Nissan Altima Sedan 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 2002 Nissan Altima Sedan 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 2002 Nissan Altima Sedan?
- 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 2002 Nissan Altima Sedan?
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.
Code Tech Notes
2002 Nissan Altima Factory Service Bulletin OBDII Code P0447
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0447 2002 Nissan Altima Sedan 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 2002 Nissan Altima Sedan Code
1. What are the common symptoms of OBDII code P0447 on a 2002 Nissan Altima Sedan?
- Common symptoms include the check engine light illuminating, poor fuel economy, and the vehicle failing emissions tests.
2. What does the OBDII code P0447 indicate on a 2002 Nissan Altima Sedan?
- OBDII code P0447 indicates a problem with the Evaporative Emission Control System Vent Control Circuit being open.
3. What are the possible causes of OBDII code P0447 on a 2002 Nissan Altima Sedan?
- The possible causes of P0447 include a malfunctioning vent control valve, damaged wiring or connectors, or a faulty ECM (Engine Control Module).
4. How can I diagnose the cause of OBDII code P0447 on my 2002 Nissan Altima Sedan?
- To diagnose P0447, you can visually inspect the wiring and connectors, test the vent control valve, and use a scan tool to check for proper ECM operation.
5. How can I repair OBDII code P0447 on a 2002 Nissan Altima Sedan?
- Repair options for P0447 may include replacing the vent control valve, repairing damaged wiring or connectors, or reprogramming the ECM if necessary.
6. Can I drive my 2002 Nissan Altima Sedan with OBDII code P0447?
- It is generally safe to drive with P0447, but it is recommended to address the issue promptly to prevent potential damage to the vehicle and ensure proper emissions control.
7. How much does it typically cost to repair OBDII code P0447 on a 2002 Nissan Altima Sedan?
- The cost of repairing P0447 can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor.
8. Will resetting the check engine light clear OBDII code P0447 on my 2002 Nissan Altima Sedan?
- Simply resetting the check engine light may temporarily clear the code, but it will likely return if the underlying issue causing P0447 is not resolved.
9. How long does it take to repair OBDII code P0447 on a 2002 Nissan Altima Sedan?
- The repair time for P0447 can vary based on the specific cause of the code, but it typically takes 1-2 hours for a professional technician to diagnose and address the issue.
10. Can OBDII code P0447 on a 2002 Nissan Altima Sedan affect the vehicle's performance?
- While P0447 may not directly affect the performance of the vehicle, ignoring the issue can lead to decreased fuel efficiency and potential problems passing emissions tests.
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