ENGINE TROUBLE CODE

2000 Toyota Corolla

Tiny

andrew rivera

May, 10, 2011 AT 12:27 PM

My car pulled up this code p0441 wat does this mean I get alot of answers but some of them dont apply to the car that I have.

FOUND 726 RELATED QUESTIONS

1 Answer

Tiny

KHLow2008

May, 10, 2011 AT 3:05 PM

DTC P0441: INCORRECT EVAP PURGE FLOW

Circuit Description
Vapor pressure sensor, vapor pressure sensor Vacuum Switching Valve (VSV), canister closed valve VSV and pressure switching valve VSV are used to detect faults in EVAP system. DTC is set if EVAP system leak is detected or if there is a malfunction in EVAP VSV, vapor pressure sensor VSV or in vapor pressure sensor.

Possible causes are: Damaged, disconnected or blocked vacuum hose(s).
Fuel tank cap is installed incorrectly.
Defective fuel tank cap.
Vapor pressure sensor circuit is open or shorted.
Defective vapor pressure sensor.
EVAP VSV circuit is open or shorted.
Defective EVAP VSV.
Canister closed valve VSV circuit is open or shorted.
Defective canister closed valve VSV.
Pressure switching valve VSV circuit is open or shorted.
Defective pressure switching valve VSV.
Damaged fuel tank.
Defective charcoal canister.
Fuel tank over fill valve cracked or damaged.
Defective ECM.

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