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Home >> Hyundai >> 2017 >> Veloster Base, Standard 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) >> System Inspection >> Check Leakage Or Clog Of Air

Check Leakage Or Clog Of Air

  1. Check contamination, clog and installation of gasket.
    • Any damage or installation of throttle body gasket.
    • Any damage or installation of gasket between intake manifold and surge tank.
    • Clog or contamination of intake manifold and injector by foreign materials.
    • Contamination and open stuck between surge tank and PCSV by foreign materials.
    • Any damage or contamination of HO2S (S1) by foreign materials.
  2. Has a problem been found?

    YES 

    • Go to "Check Fuel Line" as follows below.

    NO 

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