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Home >> Hyundai >> 2011 >> Accent GL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0130: O2 Sensor Circuit (Sensor1) >> Inspection/Repair >> W/Harness Inspection >> Signal Circuit Inspection
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Signal Circuit Inspection

  1. IG "OFF".
  2. Disconnect HO2S (B1/S1) connector.
  3. IG "ON" & ENG "OFF".
  4. Measure voltage between terminal 2 of HO2S (B1/S1) and chassis ground.
    1. Specification : Approx. 0.45 V
      Fig 1: Measuring Voltage Between Terminal 2 Of HO2S (B1/S1) And Chassis Ground
      G06881368Courtesy of HYUNDAI MOTOR CO.
  5. Is the measured voltage within specification?

    YES 

    1. Go to "GROUND CIRCUIT INSPECTION " procedure.

    NO 

    1. Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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