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Home >> Hyundai >> 2017 >> Sonata Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 48 (Engine Control System Diagnosis - 2.0L (3 Of 3) (Except HEV)) >> DTC P1077: Camshaft Position Actuator Relay Circuit High >> Wiring Inspection >> Signal Circuit Inspection

Signal Circuit Inspection

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  1. IG "OFF".
  2. Disconnect E-CVVT relay.
  3. IG "ON".
  4. Measure the voltage between control terminal of E-CVVT relay harness connector and chassis ground.

    Specification:  Approx 0 V

  5. Is voltage within specification?

    YES 

    NO