P0444 2006 Infiniti G35 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 2006 Infiniti G35 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 2006 Infiniti G35 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 2006 Infiniti G35?
- 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 2006 Infiniti G35?
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 P0444 2006 Infiniti G35 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 2006 Infiniti G35 Code
1. What does the OBDII code P0444 mean on a 2006 Infiniti G35?
P0444 indicates an "EVAP Canister Purge Volume Control Solenoid Valve Circuit Open," meaning the ECU has detected an issue with the purge valve circuit, likely due to an electrical problem.
2. What are the symptoms of code P0444 in a 2006 Infiniti G35?
Common symptoms include the check engine light turning on, possible fuel odor, poor fuel efficiency, and difficulty passing an emissions test.
3. What causes the P0444 code on a 2006 Infiniti G35?
The most common causes are a damaged or disconnected purge valve connector, faulty wiring, a defective purge valve, or a failure in the ECU.
4. Can I drive my 2006 Infiniti G35 with a P0444 code?
While the car may still run, driving with this code can lead to increased emissions and potential long-term damage to the EVAP system or catalytic converter.
5. How do I fix the P0444 code on a 2006 Infiniti G35?
Start by inspecting the purge valve wiring and connectors for damage or corrosion. If necessary, replace the purge valve and clear the code with an OBDII scanner.
6. How much does it cost to repair a P0444 code on a 2006 Infiniti G35?
Repair costs vary. Replacing the purge valve can cost $100-$200 for parts and labor, while repairing wiring issues may cost less depending on the extent of the damage.
7. Can a bad gas cap cause the P0444 code on a 2006 Infiniti G35?
No, a loose or faulty gas cap typically triggers a different EVAP-related code, such as P0456 or P0457, but not P0444.
8. What tools are needed to diagnose the P0444 code on a 2006 Infiniti G35?
You’ll need an OBDII scanner, a multimeter to test electrical circuits, and possibly basic hand tools to access the purge valve.
9. Where is the EVAP canister purge valve located on a 2006 Infiniti G35?
The EVAP purge valve is typically located near the engine, often mounted to the intake manifold or firewall.
10. How do I prevent the P0444 code from recurring on my 2006 Infiniti G35?
Regularly inspect the EVAP system components for wear, ensure connectors are secure, and address any fuel vapor leaks promptly.
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