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Home >> Toyota >> 2021 >> Mirai XLE >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Hybrid Battery Control System - Service Information (4 Of 6) >> Frame Wire >> Removal [11/2020 - 11/2021] >> Procedure

Removal [11/2020 - 11/2021]: Procedure

  1. CAUTIONS FOR COMPRESSED HYDROGEN GAS 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PRECAUTION [11/2020 - ]
  2. REMOVE REAR NO. 4 FLOOR BOARD SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  3. REMOVE REAR NO. 3 FLOOR BOARD SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3

  4. REMOVE NO. 2 FLOOR BOARD SUB-ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 4
  5. REMOVE NO. 1 FLOOR BOARD SUB-ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 5
  6. REMOVE REAR FLOOR SIDE MEMBER COVER LH 

    Refer to PROCEDURE - Step 6

  7. REMOVE REAR FLOOR SIDE MEMBER COVER RH 

    Refer to PROCEDURE - Step 7

  8. REMOVE NO. 1 FLOOR UNDER COVER (for 3 Hydrogen Tank) 

    Refer to PROCEDURE - Step 8

  9. REMOVE NO. 1 DIFFERENTIAL SUPPORT PROTECTOR 

    Refer to PROCEDURE - Step 1

  10. REMOVE NO. 2 DIFFERENTIAL SUPPORT PROTECTOR 

    Refer to PROCEDURE - Step 2

  11. REMOVE REAR SUSPENSION BRACE COVER 

    Refer to PROCEDURE - Step 3

  12. REMOVE NO. 3 FC EXHAUST PIPE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 See step  12
  13. PRESSURE RELEASE OPERATION 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 9
  14. REMOVE SERVICE PLUG GRIP 

    Refer to REMOVAL [11/2020 - 11/2021]

  15. REMOVE UPPER RADIATOR SUPPORT SEAL 

    Refer to PROCEDURE - Step 5

  16. REMOVE RADIATOR COVER PLATE 

    Refer to PROCEDURE - Step 6

  17. REMOVE LOWER RADIATOR AIR DEFLECTOR 

    Refer to PROCEDURE - Step 7

  18. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY 

    Refer to REMOVAL [11/2020 - ]

  19. REMOVE FC STACK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 8

  20. DISCONNECT FC CONVERTER POWER OUTLET CABLE (INVERTER WITH CONVERTER ASSEMBLY) 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 10
  21. REMOVE CONNECTOR COVER ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 11
  22. CHECK TERMINAL VOLTAGE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 12
  23. INSTALL CONNECTOR COVER ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 18
  24. REMOVE NO. 1 BATTERY PACK WIRE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    WARNING:

    Wear insulated gloves.
    1. GTY1004755Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Connector A *b Connector B
      *c Green-colored Lock - -
      Slide - -
      1. Using a screwdriver, slide the green-colored lock of the connector A as shown in the illustration to release it and disconnect the No. 1 battery pack wire.
      2. Disengage the clamp.
      3. Using a screwdriver, slide the green-colored lock of the connector B as shown in the illustration to release it and disconnect the No. 1 battery pack wire.
  25. REMOVE NO. 4 FC JUNCTION CABLE BRACKET 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    WARNING:

    Wear insulated gloves.
    1. GTY1002304Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Service Plug Grip *2 Battery Cover Lock Striker
      *a Projection *b Turn
      *c Button - -
      1. Using the service plug grip, remove the battery cover lock striker.

        HINT: 

        Insert the projection of the service plug grip and turn the button of the battery cover lock striker counterclockwise to release the lock.

      2. Remove the nut and No. 4 FC junction cable bracket.
  26. DISCONNECT FLOOR UNDER WIRE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    WARNING:

    Wear insulated gloves.
    1. GTY1004470Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the clamp.
      2. Remove the 2 bolts and disconnect the floor under wire from the FC stack assembly.
      3. Protect the openings of the FC stack assembly with protective tape (non-residue type) to prevent the entry of foreign matter or water.
  27. REMOVE NO. 1 HYDROGEN TANK ASSEMBLY 

    Refer to REMOVAL [11/2020 - 11/2021]

  28. REMOVE NO. 2 HYDROGEN TANK ASSEMBLY 

    Refer to REMOVAL [11/2020 - 11/2021]

  29. REMOVE NO. 3 HYDROGEN TANK ASSEMBLY (for 3 Hydrogen Tank) 

    Refer to REMOVAL [11/2020 - 11/2021]

  30. REMOVE REAR SUSPENSION MEMBER SUB-ASSEMBLY 

    Refer to REMOVAL [11/2020 - 11/2021]

  31. REMOVE FC CONVERTER WITH FC STACK ASSEMBLY 

    Refer to REMOVAL [11/2020 - 11/2021]

  32. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  33. REMOVE LUGGAGE COMPARTMENT TRIM COVER LH 

    Refer to PROCEDURE - Step 7

  34. REMOVE TOOL BOX 

    Refer to PROCEDURE - Step 3

  35. REMOVE FRONT LUGGAGE COMPARTMENT TRIM COVER 

    Refer to PROCEDURE - Step 5

  36. REMOVE REAR FLOOR FINISH PLATE 

    Refer to PROCEDURE - Step 4

  37. REMOVE LUGGAGE COMPARTMENT TRIM COVER INNER LH 

    Refer to PROCEDURE - Step 8

  38. REMOVE LUGGAGE COMPARTMENT TRIM COVER INNER RH 

    Refer to PROCEDURE - Step 6

  39. REMOVE BENCH TYPE REAR SEATBACK ASSEMBLY 

    Refer to REMOVAL [11/2020 - ]

  40. REMOVE NO. 1 ROOM PARTITION PAD 

    Refer to PROCEDURE - Step 8

  41. REMOVE NO. 6 FLOOR MAT 
    1. GTY1002681Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  42. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1001827Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  43. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1002684Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  44. REMOVE NO. 9 WIRING HARNESS PROTECTOR 
    1. GTY1002453Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Remove the 2 nuts and 2 bolts and raise the No. 9 wire harness protector and wire harness clamp bracket.
      2. Disengage the clamp and remove the No. 9 wiring harness protector from the wiring harness clamp bracket.
  45. REMOVE WIRE HARNESS CLAMP BRACKET 
    1. GTY1001828Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  46. REMOVE REAR TRACTION MOTOR WIRE CLAMP BRACKET 
    1. GTY1001829Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  47. REMOVE INVERTER TERMINAL COVER 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 Refer to PROCEDURE - Step 14
  48. REMOVE NO. 2 BATTERY PACK WIRE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    WARNING:

    Wear insulated gloves.
    1. GTY1004738Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an insulated tool, remove the 3 bolts (A).
      2. Using an insulated tool, remove the 2 bolts (B), and disconnect the No. 2 battery pack wire from the inverter with converter assembly.
        NOTE:
        • Do not allow any foreign matter or water to enter the inverter with converter assembly.
        • Do not touch the connector waterproofing rubber or terminals.
        • Do not damage the terminals, connector housings or inverter with converter assembly during disconnection.
        • Insulate the disconnected terminals with insulating tape.
        • Cover the hole where the cable was connected with tape (non-residue type) or equivalent to prevent entry of foreign matter.
      3. Protect the openings of the inverter with converter assembly with protective tape (non-residue type) to prevent the entry of foreign matter or water.
    2. GTY1002687Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Stud Clamp - -
      1. Disengage the clamp.
      2. Remove the 6 nuts and 2 stud clamps.

        HINT: 

        When removing the stud clamp, break the claw on the stud clamp. The stud clamp cannot be reused.

      3. Disengage the clamp and remove the No. 2 battery pack wire.
  49. REMOVE NO. 3 RELAY BLOCK COVER 
    1. GTY1004582Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  50. REMOVE FLOOR UNDER WIRE 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    WARNING:

    Wear insulated gloves.
    1. GTY1003058Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/o Advanced Drive *B w/ Advanced Drive
    2. GTY1001830Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. GTY1005055Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A w/o Advanced Drive *B w/ Advanced Drive
      *1 Stud Clamp - -
      1. Remove the bolt.
      2. Disengage the clamp.
      3. Remove the 2 bolts.
      4. Disengage the claw, clamp and disconnect the floor under wire from the relay block.
      5. w/ Advanced Drive:

        Disconnect the connector.

      6. Remove the 7 nuts and stud clamp.

        HINT: 

        When removing the stud clamp, break the claw on the stud clamp. The stud clamp cannot be reused.

      7. Disengage the clamp.
    4. GTY1001567Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Stud Clamp - -
      1. Remove the 2 nuts
      2. Remove the 5 nuts and 2 stud clamps.

        HINT: 

        When removing the stud clamp, break the claw on the stud clamp. The stud clamp cannot be reused.

      3. Disengage the grommet and pull out the floor under wire from the floor panel hole.
    5. GTY1002101Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Stud Clamp - -
      1. Remove the 2 nuts
      2. Remove the 2 nuts and stud clamp.

        HINT: 

        When removing the stud clamp, break the claw on the stud clamp. The stud clamp cannot be reused.

      3. Disengage the grommet and pull out the floor under wire from the floor panel hole.
  51. REMOVE WIRE HARNESS CLAMP BRACKET 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    WARNING:

    Wear insulated gloves.
    1. GTY1001834Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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