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Home >> Kia >> 2009 >> Spectra5 2.0 1, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> P2231: O2 Sensor Signal Circuit Shorted To Heater Circuit (Bank 1 Sensor 1) >> Short To Heater Circuit Inspection
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Short To Heater Circuit Inspection

  1. Ignition "OFF"
  2. Disconnect HO2S and PCM connectors.
  3. Measure resistance between terminals 6 and 1 of the sensor harness connector
  4. Measure resistance between terminals 6 and 2 of the sensor harness connector
  5. Measure resistance between terminals 6 and 3 of the sensor harness connector
  6. Measure resistance between terminals 6 and 4 of the sensor harness connector

    Specification: Above 400kΩ

    Fig 1: Measuring Resistance Between Terminals 6 And 4 Of Sensor Harness Connector
    G06415322Courtesy of KIA MOTORS AMERICA, INC.
  7. Is resistance within the specification?

    YES 

    NO 

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