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Home >> Hyundai >> 2007 >> Azera GLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC Troubleshooting Procedures >> DTC P0441 EVAP. Emission System Incorrect Purge Flow >> Component Inspection

Component Inspection

  1. Check PCSV for leakage
    1. Ignition "OFF"
    2. Disconnect the hose leading from the PCSV to the intake manifold at PCSV.
    3. Apply a vacuum at the nipple and verify that the PCSV holds vacuum.
    4. IG "ON" and perform ACTUATION TEST for PCSV with scantool (should hear a faint click from PCSV)
    5. Vacuum should be released.
    6. Repeat this procedure 4 or 5 times to ensure PCSV reliability.
    7. Is the PCSV working properly?

      YES 

      NO 

      • Substitute with a known - good PCSV and check for proper operation. If the problem is corrected, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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