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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 74 (Engine Cooling System - Service Information) >> RADIATOR (for PHEV Model) >> Removal [08/2023 - ] >> Procedure

Removal [08/2023 - ]: Procedure

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  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 7

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 8

  3. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 9

  4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 10

  5. DRAIN ENGINE COOLANT (for Engine) 

    Refer to PROCEDURE - Step 4

  6. DRAIN COOLANT (for Inverter) 

    Refer to PROCEDURE - Step 1

  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

    except Sport Package: Refer to PROCEDURE - Step 49

  9. REMOVE FRONT BUMPER LOWER ABSORBER 

    for Sport Package: Refer to PROCEDURE - Step 54

    except Sport Package: Refer to PROCEDURE - Step 53

  10. REMOVE FRONT BUMPER REINFORCEMENT SUB-ASSEMBLY 

    for Sport Package: Refer to PROCEDURE - Step 58

    except Sport Package: Refer to PROCEDURE - Step 55

  11. REMOVE NO. 2 FRONT BUMPER REINFORCEMENT 

    for Sport Package: Refer to PROCEDURE - Step 59

    except Sport Package: Refer to PROCEDURE - Step 56

  12. REMOVE INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 4

  13. REMOVE NO. 2 RADIATOR TO SUPPORT SEAL 

    Refer to PROCEDURE - Step 13

  14. DISCONNECT NO. 3 INVERTER COOLING HOSE 
    Refer to PROCEDURE - Step 14
  15. REMOVE THERMISTOR ASSEMBLY 

    Refer to REMOVAL [10/2022 - ]

  16. REMOVE NO. 1 RADIATOR AIR GUIDE LH 

    Refer to PROCEDURE - Step 16

  17. REMOVE NO. 1 RADIATOR AIR GUIDE RH 

    Refer to PROCEDURE - Step 17

  18. REMOVE HOOD SUPPORT TENSION SPRING 
    Refer to PROCEDURE - Step 3
  19. REMOVE HOOD LOCK CONTROL COVER 

    Refer to PROCEDURE - Step 10

  20. DISCONNECT HOOD LOCK CONTROL CABLE ASSEMBLY 

    Refer to PROCEDURE - Step 11

  21. REMOVE HOOD LOCK CONTROL JUNCTION ASSEMBLY 

    Refer to PROCEDURE - Step 12

  22. REMOVE HOOD LOCK ASSEMBLY LH 

    Refer to PROCEDURE - Step 13

  23. REMOVE HOOD LOCK ASSEMBLY 

    Refer to PROCEDURE - Step 14

  24. REMOVE UPPER RADIATOR SUPPORT SUB-ASSEMBLY 
    1. GTY1130227Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. DISCONNECT NO. 5 WATER BY-PASS HOSE 
    1. GTY1205016Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. DISCONNECT NO. 6 WATER BY-PASS HOSE 
    1. GTY1205015Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE FILLER NECK 
    1. GTY1204727Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. DISCONNECT NO. 1 RADIATOR HOSE 
    1. GTY1205066Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. DISCONNECT NO. 2 RADIATOR HOSE 
    1. GTY1205069Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. DISCONNECT NO. 4 INVERTER COOLING HOSE 
    1. GTY1130513Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  31. DISCONNECT NO. 5 INVERTER COOLING HOSE 
    1. GTY1130249Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  32. REMOVE RADIATOR ASSEMBLY 
    1. GTY1133594Courtesy 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. GTY1205792Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the 2 claws.
      2. Disengage the 2 guides to separate the cooler condenser assembly and radiator assembly (for Inverter Coolant) from the radiator assembly.
        NOTE:

        Make sure not to damage the cooler condenser assembly, radiator assembly (for Inverter Coolant) or radiator assembly when separating the cooler condenser assembly and radiator assembly (for Inverter Coolant).

      3. Remove the 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 with the fan with motor assembly.

    3. GTY1203631Courtesy 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.

  33. REMOVE RADIATOR SUPPORT CUSHION 
    1. GTY1078633Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  34. REMOVE LOWER RADIATOR SUPPORT 
    1. GTY1078632Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002