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Home >> Kia >> 2018 >> Forte5 EX >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis - 2.0L GDI (3 Of 3) >> DTC P2251: O2 Sensor Reference Ground Circuit/Open (Bank 1 / Sensor 1) >> Verification of Repair >> Verification Of Vehicle Repair
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Verification Of Vehicle Repair

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

  1. Connect KDS and select "Diagnostic Trouble Codes (DTCs)" mode.
  2. Using KDS, Clear DTC.
  3. Operate the vehicle within DTC Enable conditions in General information.
  4. Are any DTCs present?

    YES 

    NO 

    • System is performing to specification at this time.