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Home >> Kia >> 2018 >> Optima EX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 2.4L (1 Of 3) (Except HEV) >> DTC P0140-00: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2) >> DTC Inspection >> Monitor DTC Status
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Monitor DTC Status

  1. Connect KDS/GDS to Data Link Connector (DLC).
  2. Ignition "ON".
  3. Monitor "Diagnostic Trouble Codes (DTC)  " with KDS/GDS.
    Fig 1: Scantool Display - Diagnostic Trouble Codes
    G12132411Courtesy of KIA MOTORS AMERICA, INC.
  4. Is DTC status displayed as Present?

    YES 

    NO 

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