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Home >> Hyundai >> 2017 >> Accent Value Edition >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P0660: Intake Manifold Tuning Valve Control Circuit Open >> Wiring Inspection >> Control Circuit Inspection

Control Circuit Inspection

  1. IG "OFF" and disconnect VIS connector.
  2. IG "ON"
  3. Measure voltage between control terminal of VIS harness connector and chassis ground.

    Specification:  Approx. 3.5V

  4. Is the measured voltage within specification?

    YES 

    • Go to Component Inspection procedure below.

    NO 

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