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Home >> Kia >> 2019 >> Optima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 6) (PHEV) >> DTC P0077-00: Intake Valve Control Solenoid Circuit-High (Bank 1) >> Wiring Inspection >> Control Circuit Inspection
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Control Circuit Inspection

  1. Ignition "OFF".
  2. Refer to CVVT OIL CONTROL VALVE (OCV) and disconnect Intake OCV connector.
  3. Ignition "ON".
  4. Measure voltage between Pin No. 1 (Control) terminal of Intake OCV harness connector and chassis ground.

    Specification:  Approx. 2.3V (Duty)

  5. Is the measured value within specification?

    YES 

    NO 

    • Repair open or short in control circuit between Intake OCV and ECM/PCM and then go to "VERIFICATION OF REPAIR " procedure.
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