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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC P2254-00: O2 Sensor Reference Ground Circuit/Open (Bank 2 Sensor 1) >> DTC Inspection >> Monitor KDS/GDS Data
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Monitor KDS/GDS Data

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

    Specification:  Refer to Fig 1

    Fig 1: Scantool Display - Engine Idle After Warm Up (Approx 2000RPM, 3000RPM And 5000RPM)
    G12283975Courtesy of KIA MOTORS AMERICA, INC.
  4. Are the parameters displayed correctly?

    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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