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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Battery Control System - Service Information (3 Of 4) >> SUB RADIATOR (for A25A-FXS) >> Removal [10/2022 - ] >> Procedure

Removal [10/2022 - ]: Procedure

  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 9

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 10

  3. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 11

  4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 12

  5. DRAIN COOLANT (for Inverter) 

    Refer to PROCEDURE - Step 1

  6. REMOVE FRONT BUMPER ASSEMBLY 

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

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

  7. 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 - ]

  8. 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 - ]

  9. 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 - ]

  10. 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 - ]

  11. REMOVE INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 4 [10/2022 - 08/2023] , or refer to PROCEDURE - Step 4 [08/2023 - ]

  12. REMOVE RADIATOR SHUTTER ASSEMBLY 

    Refer to REMOVAL [10/2022 - ]

  13. REMOVE NO. 2 RADIATOR TO SUPPORT SEAL 
    1. GTY1130557Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. DISCONNECT NO. 3 INVERTER COOLING HOSE 
    NOTE:
    • Put pieces of cloth into the pipes and disconnected hoses or cover the pipes and hoses with plastic bags to prevent foreign matter from entering the radiator assembly (for inverter coolant) and inverter cooling system.
    • Do not apply excessive force to the No. 3 inverter cooling hose.
    1. GTY1130556Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE THERMISTOR ASSEMBLY 

    Refer to REMOVAL [10/2022 - ]

  16. REMOVE NO. 1 RADIATOR AIR GUIDE LH 
    1. GTY1130560Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. REMOVE NO. 1 RADIATOR AIR GUIDE RH 
    1. GTY1130561Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE RADIATOR ASSEMBLY 
    1. GTY1132000Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Slide the clip and disconnect the No. 4 inverter cooling hose from the radiator assembly (for inverter coolant).
        NOTE:
        • Put pieces of cloth into the pipes and disconnected hoses or cover the pipes and hoses with plastic bags to prevent foreign matter from entering the radiator assembly (for inverter coolant) and inverter cooling system.
        • Do not apply excessive force to the No. 4 inverter cooling hose.
      2. Remove the 4 bolts.
      3. Disengage the 2 claws and remove the radiator assembly (for inverter coolant) from the radiator assembly.
    2. GTY1133020Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Slide the clip and disconnect the No. 3 inverter cooling hose from the radiator assembly (for inverter coolant).
        NOTE:
        • Put pieces of cloth into the pipes and disconnected hoses or cover the pipes and hoses with plastic bags to prevent foreign matter from entering the radiator assembly (for inverter coolant) and inverter cooling system.
        • Do not apply excessive force to the No. 4 inverter cooling hose.
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