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Home >> Kia >> 2009 >> Spectra5 2.0 1, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (1 Of 2) >> P0140: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2) >> Monitor DTC Status
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Monitor DTC Status

NOTE: If any misfire, Purge Solenoid Valve, Mass Airflow Sensor or O2 Sensor heater codes are present, DO ALL REPAIRS associated with those codes before proceeding with this troubleshooting tree.
  1. Connect scan tool and select "Diagnostic Trouble Codes (DTCs)" mode.
  2. Press F5(INFO) to select DTC information from the DTCs menu.
  3. Confirm that "DTC Readiness Flag" indicates "Complete". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
  4. Read "DTC Status" parameter.
    Fig 1: Screen Display - DTC Status
    G06415009Courtesy of KIA MOTORS AMERICA, INC.
  5. Is parameter displayed "History (Not Present) fault"?
    NOTE:
    1. History (Not Present) fault: DTC occurred but has been cleared.
    2. Present fault: DTC is occurring at present time.

    YES 

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

    NO 

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