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Home › Hyundai › 2012 › Accent GLS, Automatic Trans › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (1 Of 2) › DTC P0130: O2 Sensor Circuit (Bank 1/Sensor 1) › Scantool Diagnostics › Monitor GDS Data

Monitor GDS Data

  1. Connect GDS to DLC (Data Link Cable).
  2. Warm up the engine to normal operating temperature.
  3. Monitor "HO2S (S1)" parameter on GDS.
    Fig 1: Display - HO2S (S1) Parameters On GDS
    G08802158Courtesy of HYUNDAI MOTOR AMERICA
  4. Is the "HO2S (S1)" 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 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 

    NOTE: This DTC might be caused by the malfunction of Heater circuit, so, check the heater circuit first.
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