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Home >> Toyota >> 2021 >> Mirai Limited >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats - Service Information (2 Of 3) >> Front Seat Assembly >> Installation [12/2022 - 12/2023] >> Procedure

Installation [12/2022 - 12/2023]: Procedure

  1. INSTALL FRONT SEAT ASSEMBLY LH 
    1. GTY1016636Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Place the front seat assembly LH in the vehicle.
        NOTE:
        • Protect the front seat legs.
        • Placing the front seat assembly LH in the vehicle must be performed by multiple people.
        • Do not damage the front seat assembly LH, body exterior or interior parts.
    2. GTY1017146Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for 8 Way Seat Type *B for 4 Way Seat Type
      1. Connect the 2 connectors and clamp.
      2. Connect the front seat airbag assembly connector.

        HINT: 

        Refer to How to Connect or Disconnect Airbag Connector.

        Refer to HOW TO CONNECT OR DISCONNECT AIRBAG CONNECTOR [11/2020 - ]

    3. Fig 1: Front Seat Assembly LH Tightening Sequence
      GTY1017478Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Connect the cable to the negative (-) auxiliary battery terminal.

        Refer to INSTALLATION [12/2022 - ]

      2. Insert the 2 location pins of the front seat assembly through the 2 body holes and place the front seat assembly.
      3. Temporarily install the front seat assembly with the 4 TORX screws.
      4. Operate the slide and vertical power seat switch knob and move the front seat assembly to the frontmost position.
      5. Using a T50 "TORX" socket wrench, tighten the 2 TORX screws in the order shown in the illustration.

        Torque: 37 N.m (377 kgf/cm, 27 ft.lbf) 

      6. Operate the slide and vertical power seat switch knob and move the front seat assembly to the rearmost position.
      7. Using a T50 "TORX" socket wrench, tighten the 2 TORX screws in the order shown in the illustration.

        Torque: 37 N.m (377 kgf/cm, 27 ft.lbf) 

    4. GTY1016798Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for 8 Way Seat Type - -
      1. for 8 Way Seat Type:

        Operate the slide and vertical power seat switch knob and move the front seat assembly to the lowermost position.

      2. Insert the guide.
      3. Install the anchor of the front seat outer belt assembly LH with the bolt.

        Torque: 42 N.m (428 kgf/cm, 31 ft.lbf) 

  2. INSTALL SEAT BELT ANCHOR COVER CAP LH 
  3. INSTALL FRONT OUTER SEAT TRACK BRACKET COVER LH 
  4. INSTALL FRONT INNER SEAT TRACK BRACKET COVER LH 
  5. INSTALL REAR OUTER SEAT TRACK BRACKET COVER LH 
  6. INSTALL REAR INNER SEAT TRACK BRACKET COVER LH 
  7. INSTALL FRONT SEAT HEADREST ASSEMBLY 
  8. INITIALIZATION OF SEAT ECU (w/ Memory) 

    Refer to REGISTRATION [11/2020 - 12/2023]

  9. CHECK SRS WARNING LIGHT 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. INSPECT SEAT BELT WARNING SYSTEM 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to OPERATION CHECK [12/2022 - ]
  11. INSPECT FRONT SEAT ASSEMBLY 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. INSPECT SEAT HEATER SYSTEM (w/ Seat Heater System) 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to OPERATION CHECK [11/2020 - ]
  13. INSPECT CLIMATE CONTROL SEAT SYSTEM (w/ Climate Control Seat System) 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to OPERATION CHECK [11/2020 - 12/2023]
  14. PERFORM ZERO POINT CALIBRATION AND SENSITIVITY CHECK (for Front Passenger Seat) 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Refer to INITIALIZATION [11/2020 - 12/2023]
  15. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL 

    HINT: 

    When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

    Refer to AUTOMATIC LEARNING CHART [11/2021 - 12/2023]