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Home >> Kia >> 2016 >> Soul Base, Automatic Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater System >> Heater Unit >> Repair Procedures >> Replacement

Repair Procedures: Replacement

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

    (Refer to "COOLANT .")

  4. Remove the cowl top cover.

    (Refer to "COWL TOP COVER .")

  5. Remove the bolts and the expansion valve (A) from the evaporator core.

    Tightening torque: 

    7.8 ~ 11.7 N.m (0.8 ~ 1.2 kgf.m, 5.7 ~ 8.6 lb-ft)

    G11952927Courtesy of
  6. Remove the expansion valve flange (A) after loosening the screws.
    G11952928Courtesy of
    NOTE:
    • Plug or cap the lines immediately after disconnecting them to avoid moisture and dust contamination.
    • When installing, replace with a new O-ring (B).
  7. Disconnect the inlet (A) and outlet (B) heater hoses from the heater unit.
    G11952929Courtesy of
    CAUTION:
    • When disconnecting the hoses, engine coolant will pour out of the hose. So drain the coolant into a clean drip pan.
  8. Remove the inlet and outlet heater hoses flange (A) after loosening the nuts (B).
    G11952930Courtesy of
    G11952931Courtesy of
  9. Loosen the cowl cross member mounting bolts (A).
    G11952932Courtesy of
  10. Remove both sides of front seat assembly.

    (Refer to "FRONT SEAT ASSEMBLY .")

  11. Remove the floor console assembly.

    (Refer to "FLOOR CONSOLE ASSEMBLY .")

  12. Remove the center fascia panel.

    (Refer to "CENTER FASCIA PANEL .")

  13. Remove the crash pad lower panel.

    (Refer to "CRASH PAD LOWER PANEL .")

  14. Remove the glove box housing.

    (Refer to "GLOVE BOX HOUSING .")

  15. Remove the crash pad center lower panel.

    (Refer to "CRASH PAD CENTER PANEL .")

  16. Remove both sides of the front pillar trim.

    (Refer to "FRONT PILLAR TRIM .")

  17. Remove both sides of the cowl side trim.

    (Refer to "COWL SIDE TRIM .")

  18. Remove the steering column shroud lower panel.

    (Refer to "STEERING COLUMN SHROUD PANEL .")

  19. Remove the steering wheel.

    (Refer to "STEERING WHEEL .")

  20. Remove the multifunction switch.

    (Refer to "MULTIFUNCTION SWITCH .")

  21. Lower the steering column after loosening the mounting bolts.

    (Refer to "STEERING COLUMN AND SHAFT .")

  22. Remove the rear air duct assembly (A).
    G11952933Courtesy of
  23. Remove the shift lever assembly.

    (Refer to "SHIFT LEVER .")

  24. Disconnect the airbag control module (SRSCM) connector (A).
    Fig 1: Airbag Control Module Connector
    G11952934Courtesy of KIA MOTORS AMERICA, INC.
  25. After loosening the mounting bolts and nuts, then remove the cowl cross bar center bracket (A).
    G11952935Courtesy of
  26. Disconnect the passenger compartment junction box connectors (A).
    Fig 2: Passenger Compartment Junction Box Connectors
    G11952936Courtesy of KIA MOTORS AMERICA, INC.
  27. Remove the passenger compartment junction box mounting clips (A).
    G11952937Courtesy of
  28. Disconnect the multi box connectors (A).

    [Driver's] 

    Fig 3: Driver Side Multi Box Connectors
    G11952938Courtesy of KIA MOTORS AMERICA, INC.

    [Passenger's] 

    Fig 4: Passenger Side Multi Box Connectors
    G11952939Courtesy of KIA MOTORS AMERICA, INC.
  29. Disconnect the connector (A) and the mounting clips (B) in the front pillar.

    [Driver's] 

    G11952940Courtesy of

    [Passenger's] 

    G11952941Courtesy of
  30. Remove the drain hose (A).
    G11952942Courtesy of
  31. After loosening the bolts remove the main crash pad and cowl cross bar assembly (A) together.
    G11952943Courtesy of
  32. Disconnect the heater & blower unit connectors.
    1. Disconnect the Intake actuator connector (A) and then remove the wiring mounting clips.
      Fig 5: Intake Actuator Connector
      G11952944Courtesy of KIA MOTORS AMERICA, INC.
    2. Disconnect the blower motor (A), temperature control actuator (B), mode control actuator (C) connectors and then remove the wiring mounting clips.
      Fig 6: Blower Motor And Temperature Control Actuator Connectors
      G11952945Courtesy of KIA MOTORS AMERICA, INC.
    3. Disconnect the evaporator temperature sensor (A) field effect transistor air conditioning resistor (B) connectors and then remove the wiring mounting clips.
      Fig 7: Evaporator Temperature Sensor And Air Conditioning Resistor Connectors
      G11952946Courtesy of KIA MOTORS AMERICA, INC.
    4. Disconnect the cluster ionizer connector (A) and then remove the wiring mounting clips.
      Fig 8: Cluster Ionizer Connector
      G11952947Courtesy of KIA MOTORS AMERICA, INC.
    5. Remove the heater & blower unit wiring mounting clips (A).
      G11952948Courtesy of
  33. Remove the mounting clips (A).
    G11952949Courtesy of
    G11952950Courtesy of
  34. Loosen the heater and blower unit mounting bolts (A)
    G11952951Courtesy of
  35. Remove the heater and blower unit (A) from the crash pad (B) after loosening the mounting nuts.
    G11952952Courtesy of
  36. Remove the heater unit mounting clips (A).
  37. Separate the blower unit (B) from the heater unit (C) after loosening the screws (D).
    G11952953Courtesy of
    G11952954Courtesy of
  38. Install in the reverse order of removal.
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