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Home › Hyundai › 2017 › Veloster Base, Standard Trans › Repair and Diagnosis (Single Page) › Engine Performance › System › Engine Control System Diagnosis (1 Of 3) - 1.6L GDI › DTC P0130: O2 Sensor Circuit (Bank 1/Sensor 1) › Component Inspection › Visual Check

Visual Check

  1. IG KEY "OFF".
  2. Disconnect HO2S (S1) connector.
  3. Check that HO2S (S1) is contaminated or damaged by foreign materials.
  4. Has a problem been found?

    YES 

    • Go to "Check HO2S (S1) performance" as follows below.

    NO 

    • Substitute with a known - good HO2S (S1) and check for proper operation. If the problem is corrected, replace HO2S (S1) and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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