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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 3) (PHEV) >> DTC P043E-00: EVAP System Leak Detection Reference Orifice Low Flow >> Wiring Inspection >> Changeover Valve Control Circuit Inspection

Changeover Valve Control Circuit Inspection

  1. Ignition "OFF"
  2. Disconnect ELCM, PCM connector.
  3. Measure the resistance between Pin No. 4 (Control) terminal of ELCM harness connector and Pin No. 21 (Control) terminal of PCM harness connector.

    Specification:  Approx. 1Ω

  4. Is measured value within specification?

    YES 

    • Go to "ELCM Pressure Sensor Power Circuit Inspection" procedure below.

    NO 

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