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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - Service Information >> Radiator >> Removal [10/2022 - ] >> Procedure

Removal [10/2022 - ]: Procedure

  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 7

    for Gasoline Model: Refer to PROCEDURE - Step 9

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 8

    for Gasoline Model: Refer to PROCEDURE - Step 10

  3. REMOVE NO. 1 ENGINE UNDER COVER 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 9

    for Gasoline Model: Refer to PROCEDURE - Step 11

  4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 10

    for Gasoline Model: Refer to PROCEDURE - Step 12

  5. DRAIN ENGINE COOLANT (for Engine) 

    Refer to PROCEDURE - Step 4

  6. DRAIN COOLANT (for Intercooler) 

    for Gasoline Model: Refer to PROCEDURE - Step 4

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 4

  7. REMOVE FRONT BUMPER ASSEMBLY 

    for Sport Package: Refer to REMOVAL [10/2022 - ]

    except Sport Package: Refer to REMOVAL [10/2022 - ]

  8. REMOVE FRONT BUMPER ENERGY ABSORBER 

    for Sport Package: Refer to PROCEDURE - Step 50 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 50 [08/2023 - ]

    except Sport Package: Refer to PROCEDURE - Step 49 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 49 [08/2023 - ]

  9. REMOVE FRONT BUMPER LOWER ABSORBER 

    for Sport Package: Refer to PROCEDURE - Step 54 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 54 [08/2023 - ]

    except Sport Package: Refer to PROCEDURE - Step 53 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 53 [08/2023 - ]

  10. REMOVE LOWER ARM BRACKET BRACE SUB-ASSEMBLY LH (for 1Motor-HEV Model) 

    Refer to PROCEDURE - Step 56 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 56 [08/2023 - ]

  11. REMOVE LOWER ARM BRACKET BRACE SUB-ASSEMBLY RH (for 1Motor-HEV Model) 

    Refer to PROCEDURE - Step 57 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 57 [08/2023 - ]

  12. REMOVE FRONT BUMPER REINFORCEMENT SUB-ASSEMBLY 

    for Sport Package: Refer to PROCEDURE - Step 58 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 58 [08/2023 - ]

    except Sport Package: Refer to PROCEDURE - Step 55 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 55 [08/2023 - ]

  13. REMOVE NO. 2 FRONT BUMPER REINFORCEMENT 

    for Sport Package: Refer to PROCEDURE - Step 59 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 59 [08/2023 - ]

    except Sport Package: Refer to PROCEDURE - Step 56 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 56 [08/2023 - ]

  14. REMOVE INLET AIR CLEANER ASSEMBLY 

    for 1Motor-HEV Model: Refer to PROCEDURE - Step 9

    for Gasoline Model: Refer to PROCEDURE - Step 4

  15. REMOVE HOOD SUPPORT TENSION SPRING 
    Refer to PROCEDURE - Step 3
  16. REMOVE HOOD LOCK CONTROL COVER 

    Refer to PROCEDURE - Step 10

  17. DISCONNECT HOOD LOCK CONTROL CABLE ASSEMBLY 

    Refer to PROCEDURE - Step 11

  18. REMOVE HOOD LOCK CONTROL JUNCTION ASSEMBLY 

    Refer to PROCEDURE - Step 12

  19. REMOVE HOOD LOCK ASSEMBLY LH 

    Refer to PROCEDURE - Step 13

  20. REMOVE HOOD LOCK ASSEMBLY 

    Refer to PROCEDURE - Step 14

  21. REMOVE THERMISTOR ASSEMBLY 

    Refer to REMOVAL [10/2022 - ]

  22. REMOVE NO. 1 RADIATOR AIR GUIDE LH 
    GTY1131064Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE NO. 1 RADIATOR AIR GUIDE RH 
    GTY1130159Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  24. REMOVE UPPER RADIATOR SUPPORT SUB-ASSEMBLY 
    GTY1131063Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. DISCONNECT NO. 5 WATER BY-PASS HOSE 
    GTY1131062Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. DISCONNECT NO. 6 WATER BY-PASS HOSE 
    GTY1131061Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. DISCONNECT NO. 1 RADIATOR HOSE 
    GTY1130168Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. DISCONNECT NO. 1 INTERCOOLER COOLING WATER HOSE 
    GTY1131106Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. DISCONNECT NO. 1 INTERCOOLER COOLING WATER HOSE ASSEMBLY 
    GTY1131105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. DISCONNECT NO. 2 RADIATOR HOSE 
    GTY1131104Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. REMOVE RADIATOR ASSEMBLY 
    1. GTY1132025Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the cooling fan motor connector.
      2. Disengage the 2 clamps to disconnect the wire harness from the fan with motor assembly.
      3. Rotate the lever while pushing the lock, and disconnect the cooling fan motor connector.
        NOTE:

        After disconnecting the cooling fan motor connector, make sure that dirt, water or other foreign matter does not contact the connecting parts of the cooling fan motor connector.

      4. Disengage the 2 clamps to disconnect the wire harness from the fan with motor assembly.
    2. GTY1132026Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the 2 claws.
      2. Disengage the 2 guides to separate the cooler condenser assembly from the radiator assembly (for intercooler).
        NOTE:

        Do not damage the cooler condenser assembly when separating the radiator assembly (for intercooler).

      3. Remove the radiator assembly (for intercooler) and radiator assembly with the fan with motor assembly from the vehicle body.
        NOTE:

        Do not apply excessive force to the cooler condenser assembly or pipe when removing the radiator assembly (for intercooler) and radiator assembly with the fan with motor assembly.

    3. GTY1130620Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the 2 claws.
      2. Disengage the 2 guides to remove the radiator assembly (for intercooler) from the radiator assembly.
        NOTE:

        Do not damage the radiator assembly when removing the radiator assembly (for intercooler).

    4. GTY1129774Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the 2 claws.
      2. Disengage the 2 guides to remove the fan with motor assembly from the radiator assembly.
        NOTE:

        Do not damage the radiator assembly when removing the fan with motor assembly.

  32. REMOVE FILLER NECK 
    1. GTY1202599Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Retainer - -
      Pull out Pull out
      1. Pull out the retainer to disengage the lock claws and pull off the filler neck.
  33. REMOVE RADIATOR SUPPORT CUSHION 
    1. GTY1077273Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. REMOVE LOWER RADIATOR SUPPORT 
    1. GTY1077274Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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