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Home >> Hyundai >> 2009 >> Accent GLS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> P0141 O2 Sensor Heater Circuit (Bank 1/Sensor 2) >> Monitor Scantool Data

Monitor Scantool Data

  1. Connect scantool to DLC (Data Link Cable).
  2. Warm up the engine to normal operating temperature.
  3. Monitor "HO2S (B1S2)" parameter on scantool.
    Fig 1: Scan Tool Display - Oil Temperature
    G04801546Courtesy of HYUNDAI MOTOR CO.
  4. Is the "HO2S (B1S2)" parameter displayed correctly?

    YES 

    • Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM/PCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, ending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

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