W/Harness Inspection

Engine Control
P0441 Evaporative Emission System Incorrect Purge Flow - Inspection/Repair:_:W/Harness Inspection

PCSV Inspection

1. Ignition "OFF"
2. Disconnect the hose leading from the PCSV to intake manifold at intake manifold.
3. Using a vacuum pump, apply vacuum to the manifold side of the vacuum hose and verify PCSV holds vacuum.
4. Ignition "ON" & Engine "OFF"
5. Install GDS and select "Canister Purge Valve" on the Actuation Test mode.
6. Activates "Canister Purge Valve" by clicking "Start" icon.
7. Verify PCSV release vacuum while valve is activating(should hear a faint click from PCSV)
8. Repeat this procedure 4 or 5 times to ensure PCSV reliability.
Specification





9. Is PCSV working properly?






Terminal and connection inspection

1. Many malfunctions in the electrical system are caused by poor harness(es) and terminals. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
3. Has a problem been found?