P1444 2002 Nissan Altima Sedan Code - EVAP Canister Purge Volume Control Solenoid Valve
Quick Answer
This system controls the flow rate of fuel vapor from the EVAP canister. Common causes include Faulty EVAP control system pressure sensor, Faulty EVAP canister purge volume control solenoid valve (The valve is stuck open.), Faulty EVAP canister vent control valve. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P1444 2002 Nissan Altima Sedan indicates EVAP Canister Purge Volume Control Solenoid Valve.
- Common causes
- Common causes include Faulty EVAP control system pressure sensor, Faulty EVAP canister purge volume control solenoid valve (The valve is stuck open.), Faulty EVAP canister vent control valve.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P1444 2002 Nissan Altima Sedan Description
What are the Possible Causes of the DTC P1444 2002 Nissan Altima Sedan?
- Faulty EVAP control system pressure sensor
- Faulty EVAP canister purge volume control solenoid valve (The valve is stuck open.)
- Faulty EVAP canister vent control valve
- Faulty / Broken EVAP canister
- Hoses (Hoses are connected incorrectly or clogged)
How to Fix the DTC P1444 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 P1444
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P1444 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 P1444 2002 Nissan Altima Sedan Code
1. What are common symptoms of OBDII code P1444 in a 2002 Nissan Altima Sedan?
The common symptoms of code P1444 can include the check engine light illuminating on the dashboard, rough idling, decreased fuel efficiency, and a noticeable gasoline smell.
2. What does the EVAP Canister Purge Volume Control Solenoid Valve do in a 2002 Nissan Altima Sedan?
The EVAP Canister Purge Volume Control Solenoid Valve helps control the flow of fuel vapors from the charcoal canister to the engine intake manifold for combustion.
3. What are the possible causes of OBDII code P1444 in a 2002 Nissan Altima Sedan?
Potential causes of code P1444 can include a faulty EVAP Canister Purge Volume Control Solenoid Valve, a vacuum leak in the EVAP system, damaged hoses, or a malfunctioning charcoal canister.
4. How can I diagnose the EVAP Canister Purge Volume Control Solenoid Valve issue in a 2002 Nissan Altima Sedan?
Diagnosing the problem typically involves visually inspecting the hoses and connections for any signs of damage, testing the solenoid valve for proper operation using a multimeter, and checking for vacuum leaks in the EVAP system.
5. Can I drive my 2002 Nissan Altima Sedan with OBDII code P1444?
It is generally safe to drive the vehicle with code P1444, but it is recommended to address the issue promptly to prevent potential damage to other components and ensure optimal performance.
6. How can I repair OBDII code P1444 in my 2002 Nissan Altima Sedan?
Repairing code P1444 may involve replacing the EVAP Canister Purge Volume Control Solenoid Valve, repairing or replacing damaged hoses, fixing any vacuum leaks, or replacing the charcoal canister if necessary.
7. Is it possible to reset the OBDII code P1444 in a 2002 Nissan Altima Sedan?
Resetting the code can be done using an OBDII scanner or by disconnecting the car's battery for a few minutes. However, the underlying issue causing the code should be addressed to prevent it from recurring.
8. How much does it typically cost to repair OBDII code P1444 in a 2002 Nissan Altima Sedan?
The cost of repair can vary depending on the specific cause of the code and the labor rates of the repair shop. Generally, replacing the EVAP Canister Purge Volume Control Solenoid Valve can range from $100 to $300.
9. Will OBDII code P1444 cause my 2002 Nissan Altima Sedan to fail an emissions test?
Code P1444 is related to the EVAP system, which is not directly related to tailpipe emissions. However, it is recommended to address the issue before undergoing an emissions test to ensure the vehicle is running efficiently.
10. How can I prevent OBDII code P1444 from occurring in my 2002 Nissan Altima Sedan in the future?
Regular maintenance, such as checking and replacing damaged hoses, inspecting the EVAP system for leaks, and ensuring the charcoal canister is functioning properly, can help prevent code P1444 from occurring in the future.
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