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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 6) >> DTC P0140-00: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2) >> Wiring Inspection >> Terminal and Connector Inspection

Terminal and Connector Inspection

  1. Many malfunctions in the electrical system are caused by poor connection. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
  2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
  3. Has a problem been found?
    Fig 1: ECM Circuit Diagram
    G12284636Courtesy of KIA MOTORS AMERICA, INC.

    YES 

    NO 

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