CorollaFix

P0441 – Evaporative Emission Control System Incorrect Purge Flow

System
Emissions
Dashboard light
Check engine light (MIL)
Check-engine blink code
—
Applies to
Generic OBD-II meaning. Not every code is used by this car.
Description
Evaporative Emission Control System Incorrect Purge Flow
Detection / symptoms
1.Check engine light on 2.Likely, no symptoms will be discernible to the driver, other than the illuminated
Possible causes
1.Bad vacuum switch 2.Broken or damaged EVAP line or canister 3.Open in PCM purge command circuit 4.Open or short in Voltage feed circuit to Purge Solenoid 5.Faulty purge solenoid 6.Restriction in EVAP solenoid, line or canister 7.Corrosion or resistance in purge connector
What to check
1.Read the code and live data with an OBD-II scanner 2.Look for exhaust or vacuum leaks and check the wiring of the sensor or valve 3.Test the part before replacing it 4.Fix the cause, clear the code and test-drive
Confidence
medium (generic OBD-II definition, not checked against the factory manual for this car)

Generic OBD-II meaning (obd-codes.com), not checked against this car's factory manual. Clear the code and test-drive to confirm it returns. Search all fault codes · Common problems · Warning lights

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