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Home >> Kia >> 2015 >> Optima EX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) - 2.4L (Except HEV) >> DTC P0133: O2 Sensor Circuit Slow Response (Bank 1/Sensor 1) >> Verification Of Vehicle Repair >> Verification Of Vehicle Repair
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Verification Of Vehicle Repair

After a repair, it is essential to verify that the fault has been corrected.

  1. Connect GDS and select "DTC Analysis" mode.
  2. Click "DTC Status" and confirm that "DTC Readiness Flag" indicates "Complete". If not, drive the vehicle within conditions noted in the freeze frame data or enable conditions.
  3. Read "DTC Status" parameter.
  4. Is parameter displayed "History (Not Present) Fault"?

    YES 

    • System performing to specification at this time. Clear the DTC.

    NO 

    • Go to the applicable troubleshooting procedure.