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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Hybrid Battery Control System - Service Information (3 Of 3)) >> JUNCTION BLOCK (for 1Motor-HEV Model) >> Removal [09/2023 - ] >> Procedure

Removal [09/2023 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus TX 550h+ and 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECAUTION 
    Refer to PRECAUTION [09/2023 - ]
  2. READ VALUE USING GTS 
    Refer to PROCEDURE - Step 2
  3. REMOVE SERVICE PLUG GRIP 

    Refer to REMOVAL [09/2023 - ] 

  4. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 22
  5. REMOVE AIR CLEANER ASSEMBLY WITH NO. 1 AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 10

  6. REMOVE AIR CLEANER HOSE ASSEMBLY 

    Refer to PROCEDURE - Step 11

  7. REMOVE BATTERY COVER LOCK STRIKER 
    Refer to PROCEDURE - Step 16
  8. REMOVE INVERTER TERMINAL COVER 
    Refer to PROCEDURE - Step 17
  9. CHECK TERMINAL VOLTAGE 
    Refer to PROCEDURE - Step 18
  10. REMOVE INVERTER COVER GASKET 
    Refer to PROCEDURE - Step 31
  11. INSTALL INVERTER COVER GASKET 
    Refer to PROCEDURE - Step 4
  12. INSTALL INVERTER TERMINAL COVER 
    Refer to PROCEDURE - Step 20
  13. INSTALL BATTERY COVER LOCK STRIKER 
    Refer to PROCEDURE - Step 10
  14. INSTALL AIR CLEANER HOSE ASSEMBLY 
    Refer to PROCEDURE - Step 19
  15. INSTALL AIR CLEANER ASSEMBLY WITH NO. 1 AIR CLEANER HOSE 
    Refer to PROCEDURE - Step 20
  16. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 58
  17. REMOVE REAR NO. 1 SEAT ASSEMBLY 
  18. REMOVE REAR NO. 2 SEAT ASSEMBLY 

    Refer to REMOVAL [09/2023 - 12/2023] , or refer to REMOVAL [12/2023 - ]

  19. REMOVE REAR CONSOLE BOX ASSEMBLY (for Captain Seat Type) 

    Refer to REMOVAL [09/2023 - ]

  20. REMOVE NO. 3 CONSOLE BOX MOUNTING BRACKET (for Captain Seat Type) 
    Refer to PROCEDURE - Step 21
  21. REMOVE NO. 4 CONSOLE BOX MOUNTING BRACKET (for Captain Seat Type) 
    Refer to PROCEDURE - Step 22
  22. REMOVE FRONT FLOOR CARPET ASSEMBLY 

    Refer to REMOVAL [09/2023 - ] 

  23. REMOVE NO. 1 REAR FLOOR SILENCER 

    Refer to REMOVAL [09/2023 - ] 

  24. REMOVE NO. 6 HV BATTERY SHIELD SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 23
  25. DISCONNECT NO. 2 HV FLOOR UNDER WIRE 
    Refer to PROCEDURE - Step 47
  26. DISCONNECT HV BATTERY CHARGER WIRE 
    WARNING:

    Be sure to wear insulated gloves.
    1. GTY1132523Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an insulated tool, Remove 3 nuts and disconnect the HV battery charger wire.
        NOTE:

        To prevent the wire harness from being caught, make sure to bundle the wire harness using insulating tape or equivalent.

  27. DISCONNECT FLOOR WIRE (w/ VOLTAGE INVERTER) 
    WARNING:

    Be sure to wear insulated gloves.
    GTY1132731Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Nut Connector
  28. DISCONNECT ELECTRIC VEHICLE BATTERY PLUG ASSEMBLY 
    WARNING:

    Be sure to wear insulated gloves.
    1. GTY1129655Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt Connector
  29. REMOVE NO. 3 HV BATTERY SHIELD SUB-ASSEMBLY 
    WARNING:

    Be sure to wear insulated gloves.
    1. GTY1131941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. REMOVE NO. 2 TRACTION BATTERY DEVICE BOX 
    WARNING:

    Be sure to wear insulated gloves.
    1. GTY1131935Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Open 2 No. 2 traction battery device box covers as shown in the illustration.
      2. Using an insulated tool, Remove 5 nuts and No. 2 traction battery device box.
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