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Home >> Kia >> 2011 >> Soul Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) - 1.6L >> DTC P0139: O2 Sensor Circuit Slow Response (Bank 1/Sensor 2) >> Inspection/Repair >> Component Inspection >> Check The PCSV

Check The PCSV

  1. Ignition "OFF".
  2. Disconnect PCSV and Vacuum Hose.
  3. Apply vacuum on PCSV with Hand Vacuum Gauge.
  4. Is the PCSV keeping the Vacuum?

    YES 

    NO 

    • Substitute with a known-good PCSV and check for proper operation.

      If the problem is corrected, replace PCSV and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

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