AutoCodesNissan – P0447 2007 Nissan Sentra

P0447 2007 Nissan Sentra 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 2007 Nissan Sentra 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 4,252
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0447 2007 Nissan Sentra 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 2007 Nissan Sentra - Evaporative Emission Control System Vent Control Circuit Open - AutoCodes.com
P0447 2007 Nissan Sentra Code - Evaporative Emission Control System Vent Control Circuit Open

What are the Possible Causes of the DTC P0447 2007 Nissan Sentra?

  • 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 2007 Nissan Sentra?

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 2007 Nissan Sentra 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 2007 Nissan Sentra 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 2007 Nissan Sentra Code

1. What does the OBDII code P0447 mean on a 2007 Nissan Sentra?

P0447 indicates an issue with the Evaporative Emission Control System (EVAP) vent control circuit, specifically that it is open or not functioning properly.

2. What are the common symptoms of code P0447 in a 2007 Nissan Sentra?

Symptoms may include an illuminated check engine light, potential fuel odors near the vehicle, and possible failed emissions tests, though the car may otherwise drive normally.

3. What causes the P0447 code to appear in a 2007 Nissan Sentra?

Common causes include a faulty EVAP vent control valve, damaged wiring or electrical connectors, a blown fuse, or corrosion in the vent control circuit.

4. Can a loose or faulty gas cap trigger the P0447 code?

No, a loose or faulty gas cap usually triggers a different code (like P0455 or P0457). P0447 specifically relates to the vent control circuit.

5. How do I diagnose the P0447 code on a 2007 Nissan Sentra?

Start by inspecting the EVAP vent control valve, wiring, and connectors for damage or corrosion. Use a multimeter to check for proper voltage and continuity in the circuit.

6. Where is the EVAP vent control valve located on a 2007 Nissan Sentra?

The EVAP vent control valve is typically located near the rear of the vehicle, close to the fuel tank or charcoal canister.

7. Can I drive my 2007 Nissan Sentra with the P0447 code?

Yes, you can usually drive with this code, as it doesn’t typically affect drivability. However, it may cause your vehicle to fail emissions tests and increase fuel vapor emissions.

8. How do I fix the P0447 code on a 2007 Nissan Sentra?

Repairs may include replacing the EVAP vent control valve, repairing damaged wiring or connectors, or cleaning any corrosion in the circuit.

9. How much does it cost to fix the P0447 code on a 2007 Nissan Sentra?

The cost can vary, but replacing the EVAP vent control valve typically ranges from $150 to $300, including parts and labor.

10. Can a P0447 code clear itself on a 2007 Nissan Sentra?

It’s unlikely. The code will usually remain until the underlying issue is resolved and the system passes self-diagnostic tests.

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