Error Code P1441 is defined as EVAP System Flow During Non-Purge Condition. This error code is a manufacturer-specific trouble code, meaning it does not apply to all vehicles makes. Rather, it applies only to specific vehicle makes, such as GM (Chevrolet/GMC), Nissan, Pontiac, etc.

What does purge valve solenoid do?

The canister purge solenoid is the component in the EVAP system that is responsible for “purging” the EVAP system, by acting as the switch that allows the vapor into the engine. When the purge solenoid fails, it will cause problems for the EVAP system, which will affect the vehicle’s emissions output levels.

How does a canister vent valve solenoid work?

The Vent Solenoid is a normally open valve that is commanded closed to seal the EVAP system and stop air flow into the charcoal canister. The Purge Solenoid is normally closed but is opened by the PCM to allow manifold vacuum in the EVAP system — thus drawing fuel vapours from the EVAP system.

What are the symptoms of a bad purge valve?

5 Symptoms of a Bad Vapor Canister Purge Valve (and Replacement…

• Check Engine Light.
• Rough Idle.
• Trouble Starting Car.
• Poor Engine Performance.
• Emissions Test Failure.

How do I know if my vent solenoid is bad?

Symptoms of a Bad or Failing Evaporation Vent Solenoid

1. Check Engine Light is on. One of the first symptoms of a problem with the EVAP vent solenoid is an illuminated Check Engine Light.
2. Pressure in the gas tank. Pressure in the fuel tank is another symptom of a problem with the EVAP vent solenoid.
3. Failed emissions test.

What are the symptoms of a bad canister vent valve solenoid?

Symptoms of a Bad or Failing Canister Purge Solenoid

• Rough Idle.
• Poor Engine Performance.
• Difficulty Starting.
• Check Engine Light Comes On.
• Low Fuel Economy.