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Home › Kia › 2009 › Sedona Base › Repair and Diagnosis › Engine Performance › System › DTC Troubleshooting Procedures (1 Of 2) › P0161: Ho2S Heater Circuit (Bank 2/Sensor 2) › Monitor Scan Tool Data

Monitor Scan Tool Data

  1. IG "OFF" & connect scan tool.
  2. Warm -up the engine to normal operating temperature.
  3. Monitor "HO2S (B2/S2) Heater" item on the service data.
    Fig 1: Scan Tool Display - Current Data
    G04883390Courtesy of KIA MOTORS AMERICA, INC.
  4. Is the "HO2S Heater (B2/S2)" data displayed correctly?

    YES 

    • Fault is intermittent caused by poor contact in the sensor and/or PCM's connector or was repaired and PCM memory was not cleared. Thoroughly check connectors for looseness, poor connection, ending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure

    NO 

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