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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 >> Power Circuit Inspection

Power Circuit Inspection

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

    Specification:  Approx. B+

  4. Is the measured voltage within specification?

    YES 

    • Go to Control Circuit Inspection procedure below.

    NO 

    • Check fuse connected to power of VIS for open or blown-off.
    • Repair or replace as necessary and then, go to "Verification of Vehicle Repair " procedure
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