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Home >> Lexus >> 2019 >> LS 500 Base, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating / Air Conditioning System - Service Information (3 Of 3) >> COMPRESSOR (for AWD) >> Removal [11/2021 - ] >> Procedure

Removal [11/2021 - ]: Procedure

  1. PRECAUTION 
    NOTE:

    Do not race the engine before replacing the compressor assembly with pulley

  2. AIR SUSPENSION CONTROL PROHIBITED (w/ Air Suspension) 

    Refer to PRECAUTION [12/2017 - ]

  3. REMOVE V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 11 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 11 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 11 [10/2023 - ]

  4. REMOVE RADIATOR COVER PLATE 

    Refer to PROCEDURE - Step 1

  5. REMOVE UPPER RADIATOR SUPPORT SEAL 

    Refer to PROCEDURE - Step 2

  6. REMOVE LOWER RADIATOR AIR DEFLECTOR 

    Refer to PROCEDURE - Step 3

  7. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM 

    Refer to PROCEDURE - Step 4

  8. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 20 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 20 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 20 [10/2023 - ]

  9. REMOVE FRONT SUSPENSION MEMBER BRACE 

    Refer to PROCEDURE - Step 23 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 23 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 23 [10/2023 - ]

  10. REMOVE STRUT BAR BRACKET SUPPORT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 24 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 24 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 24 [10/2023 - ]

  11. REMOVE FAN AND GENERATOR V BELT 

    Refer to PROCEDURE - Step 9

  12. REMOVE NUT 
    1. Remove the nut.
      GTY823297Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE ENGINE UNDER COVER BRACKET RH 

    Refer to PROCEDURE - Step 3

  14. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 8

  15. DRAIN COOLANT (for Intercooler) 

    Refer to PROCEDURE - Step 4

  16. REMOVE RADIATOR SUPPORT TO CROSSMEMBER BRACE SUB-ASSEMBLY RH 
    1. Remove the 2 bolts and radiator support to crossmember brace sub-assembly RH.
      GTY834649Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE RADIATOR SUPPORT TO CROSSMEMBER BRACE SUB-ASSEMBLY LH 
    1. Remove the 2 bolts and radiator support to crossmember brace sub-assembly LH.
      GTY837321Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE AIR CLEANER WITH ELEMENT ASSEMBLY RH 

    Refer to PROCEDURE - Step 44 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 44 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 44 [10/2023 - ]

  19. REMOVE AIR CLEANER WITH ELEMENT ASSEMBLY LH 

    Refer to PROCEDURE - Step 43 [10/2020 - 10/2022] , or refer to PROCEDURE - Step 43 [10/2022 - 10/2023] , or refer to PROCEDURE - Step 43 [10/2023 - ]

  20. REMOVE INTERCOOLER RESERVE TANK ASSEMBLY 

    Refer to PROCEDURE - Step 31

  21. DISCONNECT INLET INTERCOOLER COOLING WATER HOSE 

    Refer to PROCEDURE - Step 10

  22. REMOVE WATER PUMP BRACKET SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 11

  23. DISCONNECT SUCTION HOSE SUB-ASSEMBLY 
    1. Remove the nut and disconnect the suction hose sub-assembly from the air conditioning tube and accessory assembly.
      NOTE:

      Do not apply excessive force to the suction hose sub-assembly from the air conditioning tube and accessory assembly.

      GTY775422Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring from the suction hose sub-assembly
      NOTE:

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

  24. REMOVE NO. 13 CONNECTOR HOLDER 
    1. Disconnect the connector.
      GTY776948Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Clamp
      *b Guide
    2. Detach the clamp and guide and remove the No. 13 connector holder from the air cleaner support bracket assembly.
  25. DISCONNECT AIR CLEANER SUPPORT BRACKET ASSEMBLY 
    1. Remove the 2 bolts and air cleaner support bracket assembly.
      GTY775444Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. REMOVE NO. 2 AIR TUBE ASSEMBLY 

    Refer to PROCEDURE - Step 11

  27. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY (for Bank 2) 

    Refer to PROCEDURE - Step 13

  28. REMOVE DISCHARGE HOSE SUB-ASSEMBLY 
    1. Remove the bolt and disconnect the discharge hose sub-assembly from the compressor assembly with pulley.
      NOTE:

      Do not apply excessive force to the discharge hose sub-assembly.

      GTY1088049Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring from the discharge hose sub-assembly.
      NOTE:

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

  29. REMOVE SUCTION HOSE SUB-ASSEMBLY 
    1. Remove the bolt and suction hose sub-assembly from the compressor assembly with pulley.
      NOTE:

      Do not apply excessive force to the suction hose sub-assembly.

      GTY1087372Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring from the suction hose sub-assembly
      NOTE:

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

  30. REMOVE COMPRESSOR ASSEMBLY WITH PULLEY 
    1. Disconnect the connector.
      GTY1087373Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut and oil filter bracket.
      GTY1087374Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 bolts and nut and compressor assembly with pulley.
      GTY1087681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    4. Using an E8 "TORX" socket wrench, remove the 2 stud bolts.
      GTY775442Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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