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Home >> Hyundai >> 2016 >> Elantra Value Edition >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 1.8L (1 Of 2) >> DTC P0136: O2 Sensor Circuit (Bank 1/Sensor 2) >> Wiring Inspection >> Ground Circuit Inspection
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Ground Circuit Inspection

  1. Ignition "OFF".
  2. Disconnect HO2S connectors.
  3. Measure resistance between ground terminal of HO2S (B1S2) harness connector and chassis ground.

    Specification:  Approx. 0Ω

  4. Is resistance within the specification?

    YES 

    NO 

    • Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
      NOTE: HO2S must have a clean air reference to function properly. The air is obtained by way of the sensor wire(s). Do not attempt to repair the wire(s), connector, or the terminals.
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