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

Removal [11/2018 - ]: Procedure

  1. REMOVE FRONT WHEEL 

    Refer to PROCEDURE - Step 1

  2. REMOVE WINDSHIELD WIPER MOTOR AND LINK 

    Refer to REMOVAL [06/2015 - ]

  3. REMOVE NO. 2 HEATER AIR DUCT SPLASH SHIELD SEAL 

    Refer to PROCEDURE - Step 8

  4. REMOVE WATER GUARD PLATE LH 

    Refer to PROCEDURE - Step 9

  5. REMOVE COWL BODY MOUNTING REINFORCEMENT RH 

    Refer to PROCEDURE - Step 10

  6. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 11

  7. SEPARATE FRONT STABILIZER LINK ASSEMBLY 
    1. Remove the nut and separate the front stabilizer link assembly from the front shock absorber with coil spring.
      GTY547653Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      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.

  8. SEPARATE FRONT SPEED SENSOR 

    Refer to PROCEDURE - Step 5

  9. DISCONNECT FRONT FLEXIBLE HOSE 

    Refer to PROCEDURE - Step 6

  10. REMOVE FRONT SUSPENSION SUPPORT DUST COVER 
    1. Remove the front suspension support dust cover.
      GTY547652Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. REMOVE FRONT SHOCK ABSORBER WITH COIL SPRING 
    1. Support the front lower No. 1 suspension arm sub-assembly using a jack and wooden block.
      GTY595136Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Wooden Block
      NOTE:

      Keep the front lower No. 1 suspension arm sub-assembly supported until installation of the front shock absorber with coil spring is complete.

    2. Loosen the front support to front shock absorber nut.
      GTY599523Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      WARNING:
      • Only loosen the front support to front shock absorber nut if the front shock absorber with coil spring needs to be disassembled.
        GTY596485Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • Only loosen the front support to front shock absorber nut, do not remove it.
      • If the front support to front shock absorber nut is removed with the front coil spring under tension, components of the front shock absorber with coil spring may fly off.
      NOTE:

      If the front shock absorber with coil spring will not be disassembled, do not loosen the front support to front shock absorber nut.

    3. Remove the 2 bolts and 2 nuts, and separate the front shock absorber with coil spring from the steering knuckle.
      GTY547663Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • When removing the nuts, keep the bolts from rotating.
      • Use wire or an equivalent tool to hang the separated steering knuckle.
    4. Remove the 3 nuts and front fender apron rear extension LH and front shock absorber with coil spring from the vehicle.
      GTY553956Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE FRONT SUPPORT TO FRONT SHOCK ABSORBER NUT 
    1. For SST with stopper pins:
      1. Secure SST in a vise.
        • SST: 09727-30022 
          1. 09727-00010
          2. 09727-00022
          3. 09727-00031
        GTY598398Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Attach the hooks of each SST arm across the diameter of the coil spring.
        WARNING:
        • Do not perform the work without checking to make sure that the claws of the hooks are securely engaged.
          GTY601109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
          *a Front Cpil Spring Diameter
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not install SST to the front coil spring unless its top and bottom hook distance is set to the widest condition.
          GTY596483Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not install SST when the distances between the SST arms or the number of coils of the coil spring between the hooks are not the same.
          GTY596482Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
      3. Install the stopper pins to the hooks of SST.
        WARNING:
        • Do not perform the work if the stopper pin is not securely installed.
          GTY551008Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
      4. Install SST and 2 vehicle nuts to the upper support as shown in the illustration.
        • SST: 09727-30022 
          1. 09727-00090
          2. 09727-00100
        GTY575263Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Vehicle Nut
      5. Using SST, compress the coil spring.
        • SST: 09727-00110 
        WARNING:
        • While compressing the spring, if the front coil spring starts to bend into a bow shape, do not continue the work.
          GTY596481Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not compress the springs so far that the coils of the springs touch each other.
          GTY596494Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not use an impact wrench.
          GTY596492Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • The threads may be stripped, or the sudden compression may result in slack that causes the hooks to slip off, causing the spring to fly out and possibly resulting in injury.
        • While compressing the springs, if a stopper pin contacts the coil spring, remove the stopper pin of the part that contacts, and perform the work. In this case, do not perform the work without installing a coil spring stopper belt.
          GTY606580Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
      6. Check that the front coil spring has become free, and remove the front support to front shock absorber nut.
        WARNING:
        • If the front coil spring has not become free, do not remove the front support to front shock absorber nut.
          GTY596490Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • The spring force will cause the components to be scattered, possibly resulting in injury.
    2. For SST without stopper pins:
      1. Secure SST in a vise.
        • SST: 09727-30021 
          1. 09727-00010
          2. 09727-00021
          3. 09727-00031
        GTY562355Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Attach the hooks of each SST arm across the diameter of the coil spring.
        WARNING:
        • Do not perform the work without checking to make sure that the claws of the hooks are securely engaged.
          GTY601109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
          *a Front Cpil Spring Diameter
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not install SST to the front coil spring unless its top and bottom hook distance is set to the widest condition.
          GTY610476Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not install SST when the distances between the SST arms or the number of coils of the coil spring between the hooks are not the same.
          GTY596482Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
      3. Install SST and 2 vehicle nuts to the front suspension support sub-assembly as shown in the illustration.
        • SST: 09727-30021 
          1. 09727-00090
          2. 09727-00100
        GTY598356Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Vehicle Nut
      4. Using SST, compress the coil spring.
        WARNING:
        • While compressing the spring, if the front coil spring starts to bend into a bow shape, do not continue the work.
          GTY596480Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not compress the springs so far that the coils of the springs touch each other.
          GTY596493Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • It could cause the hook to slip off and the spring to fly out, which could result in an injury.
        • Do not use an impact wrench.
          GTY610478Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • The threads may be stripped, or the sudden compression may result in slack that causes the hooks to slip off, causing the spring to fly out and possibly resulting in injury.

        HINT: 

        Installing SST as shown in the illustration is recommended.

        GTY602491Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • SST: 09727-00110 
      5. Check that the coil spring has become detached, and then remove the front support to front shock absorber nut.
        WARNING:
        • Do not remove the front support to front shock absorber nut while the coil spring is under tension.
          GTY596489Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        • If the front support to front shock absorber nut is removed with the coil spring under tension, components of the front shock absorber with coil spring may fly off, resulting in injury.
  13. REMOVE COLLAR 
    1. Remove the collar from the front shock absorber assembly.
      GTY599522Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE FRONT SUSPENSION SUPPORT SUB-ASSEMBLY 
    1. Remove the front suspension support sub-assembly from the front shock absorber assembly.
      GTY547658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. REMOVE STRUT MOUNTING BEARING 
    1. Remove the strut mounting bearing from the front shock absorber assembly.
      GTY547659Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE FRONT COIL SPRING UPPER SEAT 
    1. Remove the front coil spring upper seat from the front shock absorber assembly.
  17. REMOVE FRONT COIL SPRING UPPER INSULATOR 
    1. Remove the front coil spring upper insulator from the front shock absorber assembly.
  18. REMOVE FRONT COIL SPRING 
    1. Remove the front coil spring and SST.
      NOTE:

      Do not use an impact wrench. It will damage SST.

  19. REMOVE FRONT SPRING BUMPER 
    1. Remove the front spring bumper from the front shock absorber assembly.
      GTY547664Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE FRONT COIL SPRING LOWER INSULATOR 
    1. Remove the front coil spring lower insulator from the front shock absorber assembly.
      GTY547665Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE FRONT SHOCK ABSORBER ASSEMBLY