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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 87 (Blower System (HEV)) >> Intake Actuator >> Repair Procedures >> Inspection

Repair Procedures: Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Turn the ignition switch OFF.
  2. Disconnect the intake actuator connector.
  3. Verify that the actuator operates to the recirculation position when connecting 12V to terminal 3 and grounding terminal 7.
    Fig 1: Identifying Intake Actuator Connector Terminals
    G10590575Courtesy of HYUNDAI MOTOR AMERICA
  4. Connect the intake actuator connector.
  5. Turn the ignition switch ON.
  6. Check the voltage between terminals 5 and 6.

    Specification 

    Door position Voltage (5-6) Error detecting
    Fresh 0.3 ± 0.15V Low voltage: 0.1V or less
    Recirculation 4.7 ± 0.15V High voltage: 4.9V or more

    It will feedback the current position of the actuator to controls.

  7. If the intake actuator does not operate well, substitute with a known-good intake actuator and check for proper operation.
  8. Replace the intake actuator if it is proved that there is a problem with it.