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Home >> Kia >> 2015 >> Sedona EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 4) >> DTC P0140: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2) >> Component Inspection >> Visual Check(HO2S(B1S2))
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Visual Check(HO2S(B1S2))

  1. IG "OFF" and disconnect HO2S(B1S2) connector.
  2. Check that HO2S(B1S2) is contaminated or damaged by foreign materials.
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