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Home >> Toyota >> 2019 >> Mirai >> Repair and Diagnosis >> Suspension >> Front Suspension >> Suspension System (Front) - Service Information >> Front Suspension Member >> Installation [11/2018 - ] >> Procedure

Installation [11/2018 - ]: Procedure

  1. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING REAR CUSHION 
    1. Align a new front suspension member body mounting rear cushion as shown in the illustration and set it to the front suspension crossmember sub-assembly.
      GTY551663Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Front of the Vehicle
    2. Using SST, press the front suspension member body mounting rear cushion into the front suspension crossmember sub-assembly.
      • SST: 09710-28031 
        1. 09711-02010
        2. 09711-02030
        3. 09711-02040
        4. 94622-51200
      • SST: 09950-60010 
        1. 09951-00600
        2. 09951-00610

      HINT: 

      Apply grease to the threads of SST.

      GTY557009Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Hold
      *b Turn
  2. INSTALL FRONT UPPER BODY MOUNTING CUSHION 
    1. Align a new front upper body mounting cushion as shown in the illustration and set it to the front suspension crossmember sub-assembly.
      GTY541973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Front of the Vehicle
    2. Using SST, press the front upper body mounting cushion into the front suspension crossmember sub-assembly.
      • SST: 09710-28031 
        1. 09711-02030
        2. 09711-02040
        3. 94622-51200
      • SST: 09710-30021 
        1. 09710-03141
      • SST: 09950-60010 
        1. 09951-00440
        2. 09951-00600

      HINT: 

      Apply grease to the threads of SST.

      GTY579433Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Hold
      *b Turn
  3. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING REAR STOPPER 
    1. Install the 2 front suspension member body mounting rear stoppers to the front suspension member rear brace LH and front suspension member rear brace RH.
      GTY574594Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Front of the Vehicle
  4. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING FRONT STOPPER 
    1. Install the 2 front suspension member body mounting front stoppers to the front suspension crossmember sub-assembly.
  5. INSTALL REAR CAB MOUNTING CUSHION 
    1. Install the 4 rear cab mounting cushions to the front suspension crossmember sub-assembly.
  6. INSTALL REAR CAB MOUNTING LOWER SPACER 
    1. Install the rear cab mounting lower spacer to the front suspension crossmember sub-assembly.
  7. INSTALL STEERING LINK ASSEMBLY 

    Refer to PROCEDURE - Step 3

  8. INSTALL FRONT STABILIZER BAR 

    See step  3

  9. INSTALL FRONT SUSPENSION MEMBER BRACE 

    See step  4

  10. TEMPORARILY TIGHTEN FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY LH 

    See step  1

  11. TEMPORARILY TIGHTEN FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

  12. INSTALL FRONT SUSPENSION CROSSMEMBER SUB-ASSEMBLY 
    1. Slowly jack up the front suspension crossmember sub-assembly with an engine lifter using 4 attachments or equivalent tools.
      WARNING:
      • The front suspension crossmember sub-assembly is a very heavy component. Make sure that it is supported securely.
        GTY596075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If the front suspension crossmember sub-assembly is not securely supported, it may drop, resulting in serious injury.
      NOTE:

      Use attachments to keep the front suspension crossmember sub-assembly level.

    2. Temporarily tighten the 2 bolts A while alternately inserting SST into the left and right side reference holes in the front suspension crossmember sub-assembly.
      GTY596503Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Correct *b Incorrect
      Front of the Vehicle - -
      • SST: 09670-00020 

      Torque: 137 N*m (1397 kgf*cm, 101 ft.*lbf) 

    3. Lower the engine lifter.
    4. Install the rear motor mounting insulator to the front suspension crossmember sub-assembly with the 2 bolts and 2 nuts.

      Torque: 72 N*m (734 kgf*cm, 53 ft.*lbf) 

      NOTE:

      Temporarily tighten bolt B, and then fully tighten the 2 bolts and 2 nuts in the order of C, D, E, B.

  13. INSTALL FRONT SUSPENSION MEMBER REAR BRACE LH 
    1. Install the front suspension member rear brace LH with the 2 bolts.

      Bolt A 

      Torque: 137 N*m (1397 kgf*cm, 101 ft.*lbf) 

      Bolt B 

      Torque: 93 N*m (948 kgf*cm, 69 ft.*lbf) 

      NOTE:

      Temporarily tighten bolt A, and then fully tighten the 2 bolts in the order of B, A.

      GTY588476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. INSTALL FRONT SUSPENSION MEMBER REAR BRACE RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

  15. INSTALL FRONT CROSSMEMBER SUB-ASSEMBLY 
    1. Install the front cross member sub-assembly with the 4 bolts.

      Torque: 99 N*m (1010 kgf*cm, 73 ft.*lbf) 

    2. Install the front cross member sub-assembly to the front motor mounting insulator with the 3 bolts.

      Torque: 72 N*m (734 kgf*cm, 53 ft.*lbf) 

  16. INSTALL REAR SIDE RAIL REINFORCEMENT SUB-ASSEMBLY LH 
    1. Install the rear side rail reinforcement sub-assembly LH with the 4 bolts.
      GTY554983Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Bolt A, D 

      Torque: 99 N*m (1010 kgf*cm, 73 ft.*lbf) 

      Bolt B, C 

      Torque: 96 N*m (979 kgf*cm, 71 ft.*lbf) 

      NOTE:

      Temporarily tighten bolt A and B, and then fully tighten the 4 bolts in the order of C, B, D, A.

  17. INSTALL REAR SIDE RAIL REINFORCEMENT SUB-ASSEMBLY RH 
    1. Install the rear side rail reinforcement sub-assembly RH with the 4 bolts.
      GTY609421Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Bolt A, D 

      Torque: 99 N*m (1010 kgf*cm, 73 ft.*lbf) 

      Bolt B, C 

      Torque: 96 N*m (979 kgf*cm, 71 ft.*lbf) 

      NOTE:

      Temporarily tighten bolt A and B, and then fully tighten the 4 bolts in the order of C, B, D, A.

    2. Install the front fender splash shield sub-assembly RH with the clip.
  18. CONNECT FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY LH 

    See step  2

  19. CONNECT FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

  20. CONNECT TIE ROD END SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 13

  21. CONNECT TIE ROD END SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

  22. CONNECT FRONT STABILIZER LINK ASSEMBLY LH 
    1. Install the front stabilizer link assembly LH with the nut.

      Torque: 74 N*m (755 kgf*cm, 55 ft.*lbf) 

      NOTE:

      Do not damage the boot of the ball joint.

      HINT: 

      If the ball joint turns together with the nut, use a 6 mm hexagon socket wrench to hold the stud bolt.

  23. CONNECT FRONT STABILIZER LINK ASSEMBLY RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

  24. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 
  25. INSTALL NO. 1 STEERING COLUMN HOLE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 17

  26. CONNECT NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY 

    Refer to PROCEDURE - Step 6

  27. INSTALL COLUMN HOLE COVER SILENCER SHEET 

    Refer to PROCEDURE - Step 7

  28. INSTALL FRONT WHEEL 

    Refer to INSTALLATION [06/2015 - ]

  29. STABILIZE SUSPENSION 

    See step  21

  30. FULLY TIGHTEN FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY LH 

    See step  5

  31. FULLY TIGHTEN FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

  32. INSTALL FRONT FLOOR COVER RH 

    Refer to PROCEDURE - Step 10

  33. INSTALL FRONT FLOOR COVER LH 

    Refer to PROCEDURE - Step 11

  34. INSTALL REAR MOTOR UNDER COVER LH 
    1. Install the rear motor under cover LH to the vehicle with the 5 clips.
  35. INSTALL REAR MOTOR UNDER COVER RH 
    1. Install the rear motor under cover RH to the vehicle with the 4 clips.
  36. INSTALL NO. 2 MOTOR UNDER COVER 
    1. Install the No. 2 motor under cover to the vehicle with the 4 screws and 4 clips.
  37. INSTALL NO. 1 MOTOR UNDER COVER 
    1. Install the No. 1 motor under cover to the vehicle with the 3 bolts and 9 clips.
      GTY584300Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Front Fender Splash Shield Sub-assembly LH

      HINT: 

      Engage the clip A shown in the illustration to install the front fender splash shield sub-assembly over the No. 1 motor under cover.

  38. INSTALL FRONT BUMPER LOWER ABSORBER 
    1. Install the front bumper lower absorber to the vehicle with the 8 bolts, 4 screws and 3 clips.
  39. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [11/2018 - ]

  40. PERFORM CALIBRATION (w/ Parking Support Brake System) 

    Refer to CALIBRATION [11/2018 - ]

  41. INITIALIZATION HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY 

    Refer to INITIALIZATION [06/2015 - ]