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Home >> Kia >> 2005 >> Rio Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures >> DTC Troubleshooting >> DTC P0137: Ho2S Circuit Low Input (Bank 1, Sensor 2) >> Scantool Diagnostics >> Monitor Scantool Data

Monitor Scantool Data

  1. Warm up the engine to normal operating temperature and check that HO2S signal is active.
  2. Connect Scantool and monitor the "HO2S (B1/S2)" parameter on the Scantool data list.
    1. Test Condition: Ignition "ON" & Engine "ON" & In Idle ("Closed Loop") condition
    2. Specification: Above 0.6V
      Fig 1: Monitoring HO2S (B1/S2) Parameter On Scantool Data List
      G07339507
  3. Is sensor data near the specified value?

    YES

    1. 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 loose or poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO

    1. Go to "W/HARNESS INSPECTION " procedure.
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