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Home >> Hyundai >> 2012 >> Elantra Touring GLS, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures >> Inspection Chart For Diagnostic Trouble Codes (DTC) >> P0036: HO2S Heater Control Circuit (Bank 1/Sensor 2) >> Control Circuit Inspection

Control Circuit Inspection

  1. Measure voltage between control terminal 4 of the HO2S heater harness connector and chassis ground.

    Specification :  Approx. 4 ~ 5 V

  2. Is voltage within the specification?

    YES 

    • Go to next step as below.

    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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