Air Conditioning Unit Removal

Heater & Air Conditioning System. Lexus Gs430, Gs300. Uzs190 Grs190
Air Conditioning. Lexus Gs430, Gs300. Uzs190 Grs190

  1. REMOVE COOL AIR INTAKE DUCT SEAL

  2. REMOVE ENGINE ROOM SIDE COVER LH (for LHD)

  3. REMOVE ENGINE ROOM SIDE COVER RH (for RHD)

  4. REMOVE FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY LH

  5. REMOVE FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY RH

  6. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH

  7. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH

  8. REMOVE FRONT FENDER TO COWL SIDE SEAL LH

  9. REMOVE FRONT FENDER TO COWL SIDE SEAL RH

  10. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

  11. REMOVE FRONT WIPER MOTOR AND LINK ASSEMBLY

  12. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM

  13. DISCONNECT SUCTION PIPE SUB-ASSEMBLY

  14. DISCONNECT LIQUID TUBE SUB-ASSEMBLY A

  15. DISCONNECT HEATER WATER OUTLET HOSE A

  16. DISCONNECT HEATER WATER INLET HOSE A

  17. TABLE OF BOLT, SCREW AND NUT

  18. SET RADIO RECEIVER ASSEMBLY TO SHIPMENT MODE

  19. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  20. REMOVE FRONT DOOR SCUFF PLATE INSIDE RH

  21. REMOVE FRONT DOOR SCUFF PLATE INSIDE LH

  22. REMOVE FRONT DOOR OPENING TRIM COVER RH

  23. REMOVE FRONT DOOR OPENING TRIM COVER LH

  24. REMOVE NO. 2 STEERING WHEEL COVER LOWER

  25. REMOVE NO. 3 STEERING WHEEL COVER LOWER

  26. REMOVE STEERING PAD

  27. REMOVE STEERING WHEEL ASSEMBLY

  28. REMOVE STEERING COLUMN COVER LOWER

  29. REMOVE STEERING COLUMN COVER UPPER

  30. REMOVE SPIRAL CABLE WITH STEERING SENSOR

  31. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY

  32. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY

  33. REMOVE FRONT CONSOLE UPPER PANEL GARNISH

  34. REMOVE CONSOLE UPPER PANEL ASSEMBLY

  35. REMOVE INSTRUMENT PANEL FINISH PANEL END RH

  36. REMOVE INSTRUMENT PANEL FINISH PANEL END LH

  37. REMOVE CONSOLE BOX PLATE

  38. REMOVE CONSOLE BOX REGISTER ASSEMBLY

  39. REMOVE CONSOLE BOX

  40. REMOVE STEERING COLUMN ASSEMBLY

  41. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY

  42. REMOVE COMBINATION METER ASSEMBLY

  43. REMOVE INSTRUMENT SIDE PANEL RH

  44. REMOVE INSTRUMENT SIDE PANEL LH

  45. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER

  46. REMOVE NO. 1 INSTRUMENT PANEL SAFETY PAD

  47. REMOVE DRIVER SIDE KNEE AIRBAG ASSEMBLY

  48. REMOVE INTEGRATION CONTROL AND PANEL ASSEMBLY

  49. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

  50. REMOVE STEERING CONTROL ECU

  51. REMOVE FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY

  52. REMOVE GLOVE COMPARTMENT DOOR SUB-ASSEMBLY

  53. REMOVE FRONT PILLAR GARNISH RH

  54. REMOVE FRONT PILLAR GARNISH LH

  55. REMOVE MULTI-DISPLAY WITH RADIO RECEIVER

  56. REMOVE INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY

  57. REMOVE NO. 2 CONSOLE BOX DUCT

  58. REMOVE NO. 1 CONSOLE BOX DUCT

  59. REMOVE DEFROSTER LOWER NOZZLE ASSEMBLY

  60. DISCONNECT TRANSPONDER KEY ECU ASSEMBLY

  61. REMOVE INSTRUMENT PANEL REINFORCEMENT ASSEMBLY

  62. REMOVE AIR CONDITIONING UNIT ASSEMBLY

  63. REMOVE NO. 2 AIR DUCT

  64. REMOVE FOOT DUCT LOWER (for LHD)

  65. REMOVE FOOT DUCT UPPER (for LHD)

  66. REMOVE NO. 1 AIR DUCT (for RHD)

  67. REMOVE AIR CONDITIONING AMPLIFIER ASSEMBLY

  68. REMOVE BLOWER ASSEMBLY

Air Conditioning Unit -- Removal



1. REMOVE COOL AIR INTAKE DUCT SEAL


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the 7 clips and duct seal.



2. REMOVE ENGINE ROOM SIDE COVER LH (for LHD)


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a clip remover, remove the 3 clips and side cover.



3. REMOVE ENGINE ROOM SIDE COVER RH (for RHD)


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the cap nut.

  1. Using a clip remover, remove the 3 clips and side cover.



4. REMOVE FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY LH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a clip remover, detach the 3 clips and remove the side seal.



5. REMOVE FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY RH
HINT:
Use the same procedures described for the LH side.


6. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY RH
  1. Remove the nut, wiper arm and blade.



7. REMOVE FRONT WIPER ARM AND BLADE ASSEMBLY LH
  1. Remove the nut, wiper arm and blade.



8. REMOVE FRONT FENDER TO COWL SIDE SEAL LH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Pull the cowl side seal in the direction indicated by the arrow in the illustration to detach the 2 claws and remove the cowl side seal.



9. REMOVE FRONT FENDER TO COWL SIDE SEAL RH
HINT:
Use the same procedures described for the LH side.


10. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the 2 clips and detach the 5 claws.



    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Pull the ventilator louver in the direction indicated by the arrow in the illustration to detach the 10 claws and remove the ventilator louver.



11. REMOVE FRONT WIPER MOTOR AND LINK ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Disconnect the connector. Then detach the 2 clamps and remove the wire harness from the cowl top panel.



    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the 4 bolts and the wiper motor and link assembly.

    HINT:
    The 2 bolts labeled (A) in the illustration cannot be removed from the wiper motor and link because they are integrated into the wiper motor and link.


12. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM
  1. Start up the engine.

  1. A/C switch is ON.

  1. Operate the cooler compressor with an engine speed of approximately 1,000 rpm for 5 to 6 minutes to circulate the refrigerant and collect the compressor oil remaining in each component into the cooler compressor.

  1. Stop the engine.

  1. Using SST, discharge the refrigerant gas.

    SST
    07110-58060(07117-58060,07117-58070,07117-58080,07117-58090,07117-78050,07117-88060,07117-88070,07117-88080)


13. DISCONNECT SUCTION PIPE SUB-ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the bolt and slide the hook connector.

  1. Disconnect the suction pipe.

  1. Remove the O-ring from the suction pipe.

    NOTICE:
    Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering them.


14. DISCONNECT LIQUID TUBE SUB-ASSEMBLY A
  1. Disconnect the liquid tube.

  1. Remove the O-ring from the liquid tube.

    NOTICE:
    Seal the openings of the disconnected parts using vinyl tape to prevent moisture and foreign matter from entering them.


15. DISCONNECT HEATER WATER OUTLET HOSE A


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Using pliers, grip the claws of the clip and slide the clip to disconnect the heater water outlet hose.



16. DISCONNECT HEATER WATER INLET HOSE A
HINT:
Disconnection of the heater water outlet hose is the same as for the heater water inlet hose.


17. TABLE OF BOLT, SCREW AND NUT


HINT:
All bolts, screws and nuts relevant to installing and removing the instrument panel are shown along with an alphabetical code in the table below.


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal



18. SET RADIO RECEIVER ASSEMBLY TO SHIPMENT MODE
  1. Take out all discs and tape.

    NOTICE:
    If the discs or tape cannot be taken out, do not attempt to take them out forcibly. Send the unit to a repair shop.
  1. Turn the engine switch off.



    Lexus Gs430, Gs300. Uzs190 Grs190
    Lexus Gs430, Gs300. Uzs190 Grs190
  1. While simultaneously pressing the "SEEK UP" and "DISC" switches, turn the engine switch on (ACC).

    HINT:
    The CD loading door indicator light blinks during mode setting and it remains lit after the setting is completed.
  1. Turn the engine switch off.



19. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.


20. REMOVE FRONT DOOR SCUFF PLATE INSIDE RH
HINT:
Use the same procedures described for the LH side.


21. REMOVE FRONT DOOR SCUFF PLATE INSIDE LH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a moulding remover, detach the 5 claws and remove the scuff plate.



22. REMOVE FRONT DOOR OPENING TRIM COVER RH
HINT:
Use the same procedures described for the LH side.


23. REMOVE FRONT DOOR OPENING TRIM COVER LH
  1. Using a moulding remover, detach the 3 claws and remove the trim cover.



24. REMOVE NO. 2 STEERING WHEEL COVER LOWER


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Using a screwdriver, remove the steering wheel No.2 cover lower.

    HINT:
    Tape up the screwdriver tip before use.


25. REMOVE NO. 3 STEERING WHEEL COVER LOWER


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Using a screwdriver, remove the steering wheel No.3 cover lower.

    HINT:
    Tape up the screwdriver tip before use.


26. REMOVE STEERING PAD


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a "torx" socket wrench (T30), loosen the 2 "torx" screws until the groove along the screw circumference catches on the screw case.



    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Pull out the steering pad from the steering wheel assembly and support the steering pad with one hand as shown in the illustration.

    NOTICE:
    When removing the steering pad, do not pull the airbag wire harness.
  1. Disconnect the horn connector.

  1. Disconnect the 2 connectors and remove the steering pad.

    NOTICE:
    When handling the airbag connector, take care not to damage the airbag wire harness.


27. REMOVE STEERING WHEEL ASSEMBLY
For 3GR-FE (Click here)
For 3GR-FSE (Click here)
For 3UZ-FE (Click here)


28. REMOVE STEERING COLUMN COVER LOWER
For 3GR-FE (Click here)
For 3GR-FSE (Click here)
For 3UZ-FE (Click here)


29. REMOVE STEERING COLUMN COVER UPPER
For 3GR-FE (Click here)
For 3GR-FSE (Click here)
For 3UZ-FE (Click here)


30. REMOVE SPIRAL CABLE WITH STEERING SENSOR


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Disengage the 6 claws and separate the spiral cable.



31. REMOVE WINDSHIELD WIPER SWITCH ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Disconnect the connector.

  1. Detach the claw and remove the wiper switch.

    NOTICE:
    If the claw is pushed with excessive force, it may break.


32. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Disconnect the connector.



    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Detach the clamp from the dimmer switch as shown in the illustration.

  1. Detach the claw and remove the dimmer switch as shown in the illustration.



33. REMOVE FRONT CONSOLE UPPER PANEL GARNISH


Lexus Gs430, Gs300. Uzs190 Grs190
  1. Using a clip remover, detach the claws and remove the garnish.

    HINT:
    Tape the clip remover tip before use.


34. REMOVE CONSOLE UPPER PANEL ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190
  1. Twist the shift lever knob in the direction indicated by the arrow and remove it.



    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 9 clips.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the ash receptacle and then disconnect the connector.



35. REMOVE INSTRUMENT PANEL FINISH PANEL END RH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the screw.

  1. Using a screwdriver, detach the 3 clips and 3 claws.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the finish panel end.



36. REMOVE INSTRUMENT PANEL FINISH PANEL END LH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the screw.

  1. Using a screwdriver, detach the 4 clips and 3 claws.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the finish panel end.



37. REMOVE CONSOLE BOX PLATE


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 4 clips.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the console box plate and then disconnect the connector.



38. REMOVE CONSOLE BOX REGISTER ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 4 clips and remove the register.

    HINT:
    Tape the screwdriver tip before use.


39. REMOVE CONSOLE BOX


Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 4 bolts and 2 screws.

  1. Remove the console box and then disconnect the connector.



40. REMOVE STEERING COLUMN ASSEMBLY
For 3GR-FE (Click here)
For 3GR-FSE (Click here)
For 3UZ-FE (Click here)


41. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 5 clips.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the cluster finish panel and then disconnect the connector.



42. REMOVE COMBINATION METER ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 4 screws.

  1. Disconnect the connector and remove the combination meter.



43. REMOVE INSTRUMENT SIDE PANEL RH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 2 claws and 4 clips, and remove the side panel.

    HINT:
    Tape the screwdriver tip before use.


44. REMOVE INSTRUMENT SIDE PANEL LH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 2 claws and 4 clips, and remove the side panel.

    HINT:
    Tape the screwdriver tip before use.


45. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the 2 screws.

  1. Detach the 2 claws.

  1. Remove the under cover and then disconnect the connector.



46. REMOVE NO. 1 INSTRUMENT PANEL SAFETY PAD


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 8 clips and claw.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the hood lock control cable from the safety pad.

  1. Remove the safety pad.



47. REMOVE DRIVER SIDE KNEE AIRBAG ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 4 bolts and driver side knee airbag assembly.

  1. Disconnect the connector.

    NOTICE:
    When handling the airbag connector, take care not to damage the airbag wire harness.


48. REMOVE INTEGRATION CONTROL AND PANEL ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the 2 screws.

  1. Using a screwdriver, detach the 2 claws.

    HINT:
    Tape the screwdriver tip before use.
  1. Remove the control panel and then disconnect the connector.



49. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Using a screwdriver, detach the 4 clips.

    HINT:
    Tape the screwdriver tip before use.
  1. Disconnect the connector and clamp, and remove the under cover.



50. REMOVE STEERING CONTROL ECU


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Disconnect the 3 connectors from the steering control ECU.



    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 3 screws and the steering control ECU.



51. REMOVE FRONT PASSENGER SIDE KNEE AIRBAG ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 3 bolts and front passenger side knee airbag assembly.

  1. Disconnect the connector.

    NOTICE:
    When handling the airbag connector, take care not to damage the airbag wire harness.


52. REMOVE GLOVE COMPARTMENT DOOR SUB-ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the 4 screws.

  1. Detach the 2 clips and claw.

  1. Disconnect the connector and clamp.

  1. Remove the glove compartment door.



53. REMOVE FRONT PILLAR GARNISH RH
HINT:
Use the same procedures described for the LH side.


54. REMOVE FRONT PILLAR GARNISH LH


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Detach the clip labeled A from the vehicle body. Pull the pillar garnish so that the tip of clip B locks in the pillar garnish's hole.

  1. Using needle-nose pliers, rotate clip B 90° and remove the pillar garnish.

    HINT:
    If clip B is removed from the vehicle body or is damaged, replace it with a new one.


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Protect the curtain shield airbag.

    1. Thoroughly cover the airbag with a cloth or nylon sheet that is 700 mm (27.56 in.) x 120 mm (4.72 in.) and fix the ends of the cover with adhesive tape, as shown in the illustration.

      NOTICE:
      Cover the curtain shield airbag with a protective cover as soon as the front pillar garnish is removed.


55. REMOVE MULTI-DISPLAY WITH RADIO RECEIVER


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 4 bolts.



    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Pull the multi-display with radio receiver to detach the 2 clips on the backside of the multi-display.

  1. Disconnect the connectors and remove the multi-display with radio receiver.



56. REMOVE INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. w/ Navigation system:
    Remove the navigation ECU.

    1. Remove the 3 bolts and navigation ECU.

    2. Disconnect the connectors.

  1. Remove the 4 nuts and center junction block RH and LH.

  1. Remove the 4 bolts, nut and 2 clips.

  1. Remove the 2 bolts from the passenger airbag.

  1. Disconnect the connectors and clamps.



  1. Detach the 5 clips and remove the safety pad.


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal



57. REMOVE NO. 2 CONSOLE BOX DUCT


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 2 clips and console box duct.



58. REMOVE NO. 1 CONSOLE BOX DUCT


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the console box duct.



59. REMOVE DEFROSTER LOWER NOZZLE ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Release the 4 claws and remove the nozzle.



60. DISCONNECT TRANSPONDER KEY ECU ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Disconnect the clamp.

  1. Remove the screw and ECU.



61. REMOVE INSTRUMENT PANEL REINFORCEMENT ASSEMBLY
  1. Detach the 27 clamps and disconnect the connectors. Then disconnect the wire harness.



  1. Remove the 3 nuts, 2 bolts and disconnect the 2 junction blocks.


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal

  1. Remove the cap and bolt.



  1. Remove the 6 bolts and 2 screws.


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal

  1. Using a T40 "torx" socket, remove the 5 "torx" bolts.

    HINT:
    The "torx" bolts on the passenger side can be removed with the collar for adjustment.


  1. Using a 12 mm hexagon wrench, remove the 2 collars and instrument panel reinforcement.


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal



62. REMOVE AIR CONDITIONING UNIT ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the nut and A/C unit.



63. REMOVE NO. 2 AIR DUCT


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Remove the screw and duct.



64. REMOVE FOOT DUCT LOWER (for LHD)


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Detach the 2 claws and remove the foot duct.



65. REMOVE FOOT DUCT UPPER (for LHD)


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Detach the 2 claws and remove the foot duct.



66. REMOVE NO. 1 AIR DUCT (for RHD)


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Detach the 2 claws and remove the foot duct.



67. REMOVE AIR CONDITIONING AMPLIFIER ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190
  1. Disconnect the connector.

  1. Remove the screw and A/C amplifier.



68. REMOVE BLOWER ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.Air Conditioning.Air Conditioning System.Air Conditioning Unit  Removal
  1. Disconnect the connector.

  1. Remove the screw.

  1. Detach the 2 claws and remove the blower.