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Home >> Genesis >> 2018 >> G80 5.0 Ultimate, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 5.0L (1 Of 3) >> DTC P0134: O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) >> Component Inspection >> Visual Check

Visual Check

  1. IG "OFF" & Disconnect HO2S (B1/S1) connector.
  2. Check that HO2S (B1/S1) is contaminated or damaged by foreign materials.
  3. Has a problem been found?

    YES 

    NO 

    • Substitute with a known - good HO2S (B1/S1) and check for proper operation. If the problem is corrected, replace HO2S (B1/S1) and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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