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Home >> Hyundai >> 2017 >> Veloster Base, Automatic DCT Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) - 1.6L GDI >> DTC P0133: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1) >> Component Inspection >> Check PCV
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Check PCV

  1. IG "OFF".
  2. Disconnect PCV.
  3. Check that PCV is properly operating.
  4. Is the PCV O.K?

    YES 

    • Go to "Check PCSV" as follows below.

    NO 

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