P0444 2009 Nissan Altima Sedan Code - EVAP Canister Purge Volume Control Solenoid Valve Circuit Open
Quick Answer
This system controls flow rate of fuel vapor from the Evaporative Emission System (EVAP) canister. Common causes include Faulty Evaporative Emission (EVAP) Purge Solenoid Control, Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted, Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical 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
- P0444 2009 Nissan Altima Sedan indicates EVAP Canister Purge Volume Control Solenoid Valve Circuit Open.
- Common causes
- Common causes include Faulty Evaporative Emission (EVAP) Purge Solenoid Control, Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted, Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical 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 P0444 2009 Nissan Altima Sedan Description
The EVAP canister purge volume control solenoid valve uses a ON/OFF duty to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the ECM. The longer the ON pulse, the greater the amount of fuel vapor that will flow through the valve.
What are the Possible Causes of the DTC P0444 2009 Nissan Altima Sedan?
- Faulty Evaporative Emission (EVAP) Purge Solenoid Control
- Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted
- Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection
How to Fix the DTC P0444 2009 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
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0444 2009 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 P0444 2009 Nissan Altima Sedan Code
1. What are common symptoms of OBDII code P0444 in a 2009 Nissan Altima Sedan?
- Common symptoms include illuminated check engine light, rough idling, decreased fuel efficiency, and a noticeable gasoline odor.
2. What does the OBDII code P0444 for a 2009 Nissan Altima Sedan indicate?
- The code P0444 indicates a problem with the EVAP canister purge volume control solenoid valve circuit being open.
3. What are the possible causes of OBDII code P0444 in a 2009 Nissan Altima Sedan?
- Possible causes include a faulty EVAP canister purge volume control solenoid valve, damaged wiring or connectors in the circuit, or a malfunctioning PCM (powertrain control module).
4. How can I diagnose the issue causing OBDII code P0444 in my 2009 Nissan Altima Sedan?
- Diagnose the issue by checking the wiring and connectors for any damage, testing the EVAP canister purge volume control solenoid valve, and verifying proper PCM operation.
5. Can I drive my 2009 Nissan Altima Sedan with OBDII code P0444?
- It is generally safe to drive the vehicle with the code P0444, but it is recommended to address the issue promptly to prevent potential damage or further problems.
6. How can I repair OBDII code P0444 in my 2009 Nissan Altima Sedan?
- Repair options include replacing the EVAP canister purge volume control solenoid valve, repairing any damaged wiring or connectors, or reprogramming the PCM if necessary.
7. Will resetting the check engine light resolve OBDII code P0444 in my 2009 Nissan Altima Sedan?
- Resetting the check engine light may temporarily turn it off, but the underlying issue causing code P0444 will need to be diagnosed and repaired to prevent the light from coming back on.
8. Are there any DIY tips for troubleshooting OBDII code P0444 in a 2009 Nissan Altima Sedan?
- DIY tips include visually inspecting the wiring and connectors, checking for loose connections, and using a multimeter to test the solenoid valve's resistance.
9. How much does it typically cost to fix OBDII code P0444 in a 2009 Nissan Altima Sedan?
- The cost of fixing code P0444 can vary depending on the specific issue, but it may range from $100 to $300 for parts and labor at a repair shop.
10. Can a mechanic easily resolve OBDII code P0444 in a 2009 Nissan Altima Sedan?
- A qualified mechanic should be able to diagnose and repair the issue causing code P0444 efficiently, ensuring proper functioning of the EVAP system in the vehicle.
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