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Home >> Kia >> 2020 >> Cadenza Technology >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 6) >> DTC P0140-00: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2) >> DTC Inspection >> Monitor KDS Data
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Monitor KDS Data

  1. Connect KDS to Data Link Connector (DLC).
  2. Warm up the engine to normal operating temperature.
  3. Check the "Current Data" about related DTC with KDS.

    Specification:  Refer to Figure 1 below

    G13408449Courtesy of KIA MOTORS AMERICA, INC.
  4. Is the parameter displayed within specification?

    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, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF REPAIR " procedure.

    NO 

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