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Home >> Genesis >> 2021 >> G70 2.0T, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning System Diagnosis >> DTC B2409-77: Direction Control Motor-Driver >> DTC Inspection >> Monitor Current Data >> Actuation Test

Actuation Test

  1. Connect GDS to Data Link Connector (DLC).
  2. Turn the ignition switch ON and warm up the vehicle up to an operational temperature.
  3. Select "Driver Direction Potentiometer" parameter on the "Current Data" of the GDS.
  4. Select "Actuation Test" for "Driver Mode Door - Vent/Floor/Defrost" in order.
  5. During an actuation test, check whether the value of the actuator changes.

    Specification  : VENT-Approx. below 10%, FLOOR- Approx. 50%, DEFOG- Approx. 90%

    G14180000Courtesy of HYUNDAI MOTOR AMERICA
  6. Does the value change within specifications during actuation?

    YES 

    • Fault is intermittent caused by poor contact of the component's or control module's connector. Thoroughly check connectors for looseness, poor connection, bending, corrosion, deterioration, or damage.
    • Repair or replace relevant component(s) as necessary and then go to "Verification Of Vehicle Repair ."

    NO 

    • Go to next procedure.
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