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Home >> Kia >> 2006 >> Spectra5 2.0 1, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> DTC P2237 Ho2S Pumping Current Circuit/Open-Bank 1, Sensor 1 >> Pumping Current Circuit Inspection

Pumping Current Circuit Inspection

  1. Ignition "OFF"
  2. Disconnect HO2S and PCM connectors.
  3. Measure resistance between terminals 4 of the sensor harness connector and 19 of the PCM harness connector

    Specification: Approx. 0Ω

    Fig 1: Checking Resistance Between PCM Harness Connector Terminals
    G04864496Courtesy of KIA MOTORS AMERICA, INC.
  4. Is resistance within the specification?

    YES 

    NO