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Air Conditioning Unit: Disassembly: Disassembly

WARNING: This page is about a different car, the 2011 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE IMMOBILIZER CODE ECU (w/ Smart Key System)  . Refer to REMOVAL - Step 2
  2. REMOVE TRANSPONDER KEY ECU (w/o Smart Key System)  . Refer to REMOVAL - Step 3
  3. REMOVE AIR OUTLET CONTROL SERVO MOTOR (for Automatic Air Conditioning System) 
    1. Disconnect the connector.
      Fig 1: Locating Air Outlet Control Servo Motor And Screws
      GTY171482Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 screws and the air outlet control servo motor.
  4. REMOVE AIR MIX CONTROL SERVO MOTOR (for TMC Made with Automatic Air Conditioning System) 
    1. Disconnect the connector.
      Fig 2: Locating Air Mix Control Servo Motor And Screws
      GTY207482Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 screws and the air mix control servo motor.
  5. REMOVE AIR MIX CONTROL SERVO MOTOR (for TMMC Made with Automatic Air Conditioning System) 
    1. Disconnect the connector.
      Fig 3: Locating Air Mix Control Servo Motor And Screws
      GTY208611Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 screws and the air mix control servo motor.
  6. REMOVE NO. 2 HEATER CONTROL CABLE SUB-ASSEMBLY (for Manual Air Conditioning System) 
    1. Using a screwdriver with the tip taped, disengage the claw and remove the No. 2 heater control cable sub-assembly.
      Fig 4: Identifying Heater Control Cable Claw
      GTY165508Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE AIR MIX DAMPER CONTROL CABLE SUB-ASSEMBLY (for Manual Air Conditioning System) 
    1. Using a screwdriver with the tip taped, disengage the claw and remove the air mix damper control cable sub-assembly.
      Fig 5: Identifying Air Mix Damper Control Cable Claw
      GTY157438Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE QUICK HEATER ASSEMBLY (w/ PTC Heater) 
    1. Disengage each clamp.
      Fig 6: Identifying Quick Heater Assembly Screws And Clamp
      GTY183035Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 screws.
    3. Remove the quick heater assembly as shown in the illustration.
      Fig 7: Removing Quick Heater Assembly
      GTY208576Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE AIR CONDITIONING HARNESS ASSEMBLY (for Automatic Air Conditioning System) 
    1. Disconnect the connector.
      Fig 8: Identifying Air Conditioning Harness And Clamp
      GTY208612Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage each clamp and remove the air conditioning harness.
  10. REMOVE CONSOLE MOUNTING BRACKET RH 
    1. Disengage the 2 claws and remove the console mounting bracket RH as shown in the illustration.
      Fig 9: Identifying Console Mounting Bracket RH Claws
      GTY184133Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE CONSOLE MOUNTING BRACKET LH 
    1. Remove the screw and the console mounting bracket LH.
      Fig 10: Locating Console Mounting Bracket LH And Screw
      GTY208079Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE AIR CONDITIONING AMPLIFIER ASSEMBLY 
    1. Remove the screw.
      Fig 11: Locating Air Conditioning Amplifier Assembly With Claw And Screw
      GTY207485Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the claw and remove the air conditioning amplifier assembly as shown in the illustration.
  13. REMOVE AIR CONDITIONING DUCT SUB-ASSEMBLY (for Automatic Air Conditioning System) 
    1. Disengage the 2 claws and remove the air conditioning duct sub-assembly.
      Fig 12: Identifying Air Conditioning Duct Sub-Assembly And Claws
      GTY207484Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE DRAIN COOLER HOSE 
    1. Remove the drain cooler hose from the air conditioning radiator assembly.
      Fig 13: Identifying Drain Cooler Hose
      GTY171491Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE HEATER RADIATOR UNIT SUB-ASSEMBLY 
    1. Remove the screw and the clamp.
      Fig 14: Identifying Heater Radiator Unit Sub-Assembly With Screw And Clamp
      GTY207487Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the heater radiator unit sub-assembly from the air conditioning unit assembly.
  16. REMOVE COOLER EXPANSION VALVE 
    1. Using a 4 mm hexagon wrench, remove the 2 hexagon bolts and cooler expansion valve.
      Fig 15: Identifying Cooler Expansion Valve And Hexagon Bolts
      GTY207488Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY 
    1. Remove the 4 screws.
      Fig 16: Locating No. 1 Cooler Evaporator Sub-Assembly Screws
      GTY164268Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the 4 claws and remove the lower heater case.
      Fig 17: Identifying Lower Heater Case Claws
      GTY157445Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disengage the clamp, and remove the No. 1 cooler evaporator sub-assembly together with the No. 1 cooler thermistor.
      Fig 18: Identifying No 1 Cooler Evaporator Sub-Assembly And Clamp
      GTY208476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 2 O-rings.
  18. REMOVE NO. 1 COOLER THERMISTOR 
    1. Remove the No. 1 cooler thermistor from the No. 1 cooler evaporator sub-assembly.
      Fig 19: Identifying Evaporator Temperature Sensor
      GTY157511Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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