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Home >> Hyundai >> 2006 >> Elantra Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System (G4GC-GSL 2.0) >> DTC Troubleshooting Procedures >> DTC P0136 Ho2S Circuit (Bank 1/Sensor 2) >> Ground Circuit Inspection

Ground Circuit Inspection

  1. Ignition "OFF"
  2. Disconnect HO2S connector.
  3. Measure resistance between terminals 1 of the sensor harness connector and 37 of the PCM harness connector.

    Specification: Approx. 0Ω

    Fig 1: Measuring Resistance Between Terminals 1 Of Sensor Connector And 37 Of PCM Connector
    G04923903Courtesy of HYUNDAI MOTOR CO.
  4. Is resistance within the specification?

    Yes: 

    No: 

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