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Home >> Genesis >> 2021 >> G80 2.5T Advanced, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Blower System >> Blower Unit >> Repair Procedures >> Replacement
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Repair Procedures: Replacement

  1. Disconnect the negative (-) battery terminal.
  2. Recover the refrigerant with a recovery/recycling/charging station.
  3. When the engine cools down, drain the engine coolant from the radiator.

    (Refer to Engine Mechanical System - "COOLANT ")

  4. Remove the cowl top cover.

    (Refer to Body - "COWL TOP COVER ")

  5. Remove the front wiper motor.

    (Refer to Body Electrical System - "FRONT WIPER MOTOR ")

  6. Loosen the mounting bolts, remove the expansion valve (A) from the evaporator core.

    Tightening torque: 

    8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

    G15555145Courtesy of HYUNDAI MOTOR AMERICA
  7. Remove the heater hose (A).
    G15555146Courtesy of HYUNDAI MOTOR AMERICA
  8. Loosen the cowl cross member mounting bolts.
    G15555147Courtesy of HYUNDAI MOTOR AMERICA
  9. Remove the front seat assembly.

    (Refer to Body - "FRONT SEAT ASSEMBLY ")

  10. Remove the floor console assembly.

    (Refer to Body (Interior and Exterior) - "FLOOR CONSOLE ASSEMBLY ")

  11. Remove the front pillar trim.

    (Refer to Body (Interior and Exterior) - "FRONT PILLAR TRIM ")

  12. Remove the front door scuff trim

    (Refer to Body (Interior and Exterior) - "DOOR SCUFF TRIM ")

  13. Remove the cowl side trim.

    (Refer to Body (Interior and Exterior) - "COWL SIDE TRIM ")

  14. Remove the crash pad lower panel.

    (Refer to Body (Interior and Exterior) - "CRASH PAD LOWER PANEL ")

  15. Remove the crash pad center panel.

    (Refer to Body (Interior and Exterior) - "CRASH PAD CENTER PANEL ")

  16. Remove the steering column shroud lower panel.

    (Refer to Body (Interior and Exterior) - "STEERING COLUMN SHROUD PANEL ")

  17. Remove the steering wheel.

    (Refer to Steering System - "STEERING WHEEL ")

  18. Remove the multifunction switch.

    (Refer to Body Electrical System - "MULTIFUNCTION SWITCH ")

  19. Pull down the steering column after loosening the mounting nuts and through bolts.

    (Refer to Steering System - "STEERING COLUMN AND SHAFT ")

  20. Remove the accelerator pedal plug hole (A).
    G15555148Courtesy of HYUNDAI MOTOR AMERICA
  21. Remove the accelerator pedal (A) after loosen the mounting bolt and nut.
    G15555149Courtesy of HYUNDAI MOTOR AMERICA
  22. Disconnect the accelerator pedal connector (A).
    G15555150Courtesy of HYUNDAI MOTOR AMERICA
  23. Remove the rear air duct (B), separate the floor carpet (A).
    G15555151Courtesy of HYUNDAI MOTOR AMERICA
  24. Disconnect the airbag system control module connector (A).
    G15555152Courtesy of HYUNDAI MOTOR AMERICA
  25. Remove the front tunnel pad (A) by pulling direction of arrow.

    [LH] 

    G15555153Courtesy of HYUNDAI MOTOR AMERICA

    [RH] 

    G15555154Courtesy of HYUNDAI MOTOR AMERICA
  26. Remove the rear heating duct (A).
    G15555155Courtesy of HYUNDAI MOTOR AMERICA
  27. Separate the rear monitor connector (A), Detach the wiring harness (B) after remove the various clips.
    G15555156Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • (C) Take care not to change the left and right sides of the connector.
  28. Disconnect the junction box connectors (A).
    G15555157Courtesy of HYUNDAI MOTOR AMERICA
  29. Disconnect the connectors (A) after loosen the mounting clip.

    [Driver's side] 

    G15555158Courtesy of HYUNDAI MOTOR AMERICA

    [Passenger's side] 

    G15555159Courtesy of HYUNDAI MOTOR AMERICA
  30. Disconnect the multi box connectors (A).

    [Driver's side] 

    G15555160Courtesy of HYUNDAI MOTOR AMERICA

    [Passenger's side] 

    G15555161Courtesy of HYUNDAI MOTOR AMERICA
  31. Remove the drain hose (A).
    G15555162Courtesy of HYUNDAI MOTOR AMERICA
  32. Remove the blower unit lower mounting bolt (A).

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    [Driver's side] 

    G15555163Courtesy of HYUNDAI MOTOR AMERICA

    [Passenger's side] 

    G15555164Courtesy of HYUNDAI MOTOR AMERICA
  33. Loosen the mounting bolts and nuts, remove the crash pad and heater & blower unit (A) together.
    G15555165Courtesy of HYUNDAI MOTOR AMERICA
  34. Disconnect the various connector from the heater and blower unit.

    [Driver's side] 

    1. Press the lock pin and disconnect the console ON/OFF actuator connector (A), loosen the mounting screws, remove the console ON/OFF actuator.
      G15555166Courtesy of HYUNDAI MOTOR AMERICA
    2. Loosen the mounting screw and remove the driver's side shower duct (A).
      G15555167Courtesy of HYUNDAI MOTOR AMERICA
    3. Press the lock pin and disconnect the auto defogging sensor actuator connector (A) and driver's temperature control actuator connector (B).
      G15555168Courtesy of HYUNDAI MOTOR AMERICA
    4. Press the lock pin and disconnect the driver's mode actuator connector (A) and (B).
      G15555169Courtesy of HYUNDAI MOTOR AMERICA

    [Passenger's side] 

    1. Loosen the mounting screw and remove the passenger's side shower duct (A).
      G15555170Courtesy of HYUNDAI MOTOR AMERICA
    2. Press the lock pin and disconnect the console mode actuator connector (A), console temperature control actuator A connector (B).
      G15555171Courtesy of HYUNDAI MOTOR AMERICA
    3. Press the lock pin, remove the console temperature control actuator connector (A).
      G15555172Courtesy of HYUNDAI MOTOR AMERICA
    4. Press the lock pin and disconnect the A/C-Heater bypass actuator connector (A).
      G15555173Courtesy of HYUNDAI MOTOR AMERICA
    5. Press the lock pin and disconnect the passenger's temperature control actuator connector (A).
      G15555174Courtesy of HYUNDAI MOTOR AMERICA
    6. Disconnect the power mosfet connector (A).
      G15555175Courtesy of HYUNDAI MOTOR AMERICA
    7. Disconnect the vent actuator connector (A).
      G15555176Courtesy of HYUNDAI MOTOR AMERICA
    8. Press the lock pin and disconnect the passenger's mode actuator connector (A).
      G15555177Courtesy of HYUNDAI MOTOR AMERICA
    9. Press the lock pin and disconnect the intake actuator connector (A).
      G15555178Courtesy of HYUNDAI MOTOR AMERICA
    10. Disconnect the blower motor connector (A).
      G15555179Courtesy of HYUNDAI MOTOR AMERICA
    11. Loosen the IBU mounting bolt and nut, connector (A), remove the IBU unit (B).
      G15555180Courtesy of HYUNDAI MOTOR AMERICA
      G15555181Courtesy of HYUNDAI MOTOR AMERICA
  35. Loosen the mounting bolt (A), remove the heater & blower unit.

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    G15555182Courtesy of HYUNDAI MOTOR AMERICA
  36. Loosen the mounting nuts and remove the heater & blower unit (A) from the crash pad.

    Tightening torque: 

    3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

    G15555183Courtesy of HYUNDAI MOTOR AMERICA
  37. Loosen the screws and remove the heater unit (A) from the heater & blower assembly.
    G15555184Courtesy of HYUNDAI MOTOR AMERICA
  38. Install in the reverse order of removal.

    Information 

    • Make sure the connector are connected in properly.
    • Replace any damaged clips.
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