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Home >> Kia >> 2007 >> Rio5 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> DTC P0459 EVAP. Emission System-Purge Control Valve Circuit High >> Component Inspection

Component Inspection

  1. PCSV check.
    1. Key "OFF".
    2. Disconnect PCSV harness connector.
    3. Measure the resistance between terminal 1 and 2 of PCSV harness connector. (Component side)
      RESISTANCE SPECIFICATION

      Item Specification
      PCSV Coil Resistance 16Ω at 20°C (68°F)
      Fig 1: Measuring Resistance Between Terminal 1 And 2 Of PCSV Harness Connector
      G04862263Courtesy of KIA MOTORS AMERICA, INC.
    4. Is the measured resistance within specification?

      YES 

      • Substitute with a known-good ECM/PCM and check for proper operation. If the problem is corrected, replace ECM/PCM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
      NOTE: There is a memory reset function on scantool that can erase optional parts automatically detected and memorized by ECM/PCM.
      Before or after testing ECM/PCM on the vehicle, use this function to reuse the ECM/PCM.

      NO 

      • Substitute with a known-good PCSV and check for proper operation. If the problem is corrected, replace PCSV and then go to "VERIFICATION OF VEHICLE REPAIR " procedure
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