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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (Engine Control System Diagnosis - 2.0L (1 Of 3) (Except HEV)) >> DTC P0078: Exhaust Valve Control Solenoid Circuit (Bank 1) >> Wiring Inspection >> Power Circuit Inspection

Power Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. IG "OFF".
  2. Disconnect OCV (Exhaust) connector.
  3. IG "ON" & Engine "OFF".
  4. Measure voltage between power terminal of the OCV (Exhaust) harness connector and chassis ground.

    Specification:  B+

  5. Is voltage within specification?

    YES 

    • Go to "Control Circuit Inspection" procedure below.

    NO