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Home >> Hyundai >> 2014 >> Veloster Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) - Non-Turbo >> DTC P0141: O2 Sensor Heater Circuit (Bank 1 Sensor 2) >> Wiring Inspection >> Power Circuit Inspection

Power Circuit Inspection

  1. IG "OFF" & Disconnect HO2S (S2) connector.
  2. IG "ON".
  3. Measure the voltage between power terminal of HO2S (S2) harness connector and chassis ground.

    Specification:  Approx B+

    Fig 1: Measuring Voltage Between Power Terminal Of HO2S (S2) Harness Connector And Chassis Ground
    G08813596Courtesy of HYUNDAI MOTOR AMERICA
  4. Is the measured voltage within specification?

    YES 

    Go to "CONTROL CIRCUIT INSPECTION " procedure.

    NO 

    Repair Open or Short circuit and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

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