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Home >> Lexus >> 2022 >> RX 350L FWD >> Repair and Diagnosis >> Suspension >> Front Suspension >> Front Suspension - Service Information >> Front Shock Absorber >> Installation [09/2015 - 08/2016] >> Procedure

Installation [09/2015 - 08/2016]: Procedure

  1. INSTALL SST (w/o AVS) 
    1. Install SST (09727-58100) and SST (09727-58130) to the front shock absorber assembly.
      • SST: 09727-58100 
      • SST: 09727-58130 
      • SST: 09727-58010 
        1. 09727-58030
      GTY975992Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Front Shock Absorber Assembly *2 Shock Absorber Outer Shell
      *a Turn *b Hold
      *c Fixing Nut *d Bolt
      NOTE:

      Apply molybdenum grease to the bolt (area with diagonal lines) of SST (09727-58010).

      GTY958308Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Application Area
      1. Install SST (09727-58030) to the end of the shock rod of the front shock absorber assembly. [#1]
      2. Install SST (09727-58010) to the front shock absorber assembly. [#2]
        NOTE:

        Take due care when installing SST (09727-58010) to ensure the shock rod is not damaged.

      3. Secure the SST (09727-58010) bolt and SST (09727-58030) with the fixing nut. [#3]
      4. After securing the SST (09727-58010) bolt, rotate the nut clockwise. [#4]

        HINT: 

        Extend the shock rod to its maximum length to install SST (09727-58100) and SST (09727-58130).

      5. Using a piece of cloth, etc., clean the shock rod and remove any foreign matter and oil.
        NOTE:

        Thoroughly clean the shock rod to prevent damage to the shock rod due to contact of foreign matter.

      6. Clean the surface of SST (09727-58130) to which the front shock absorber assembly is installed and remove any foreign matter and oil.
        GTY958207Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Installation Surface
        NOTE:

        Thoroughly clean the installation surface to prevent damage to the shock rod due to contact of foreign matter.

      7. Using a long ball hexagon 5, install SST (09727-58100) and SST (09727-58130) to the shock rod. [#5]
        NOTE:

        Before installing, check the position of the cutout on end of the shock rod.

        HINT: 

        Install SST (09727-58100) and SST (09727-58130) to the base of the shock rod and check that SST (09727-58100) and SST (09727-58130) are securing the shock rod.

      8. After securing the SST (09727-58010) bolt, rotate the nut counterclockwise.
      9. Check that the shock rod and SST (09727-58030) have become free before releasing the fixing nut and removing SST (09727-58010) from the end of the shock rod.
        NOTE:

        Take due care when removing SST (09727-58010) to ensure the shock rod is not damaged.

      10. Remove SST (09727-58030) from the end of the shock rod.
      11. Using a piece of cloth, etc., clean the end of the shock rod threads and remove any foreign matter and oil.
  2. INSTALL FRONT LOWER COIL SPRING INSULATOR 
    1. Install the front lower coil spring insulator to the front shock absorber assembly.
      GTY628065Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Claw
      Positioning Pin
      NOTE:
      • When installing the front lower coil spring insulator, fit the insulator to the depression of the spring seat and insert the positioning pin into the hole.
      • When installing the front lower coil spring insulator, make sure that the front lower coil spring insulator does not get caught on the claws of the front shock absorber assembly.
  3. INSTALL FRONT SPRING BUMPER 
    1. Install the front spring bumper to the front shock absorber assembly.
      GTY600993Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Face the smaller diameter end of the front spring bumper downward.
      • Do not apply lubricants to the front spring bumper.
      • Do not apply lubricants to the front shock absorber assembly cap or rod.
      • Do not clean the front spring bumper with water or solvent.
  4. INSTALL FRONT COIL SPRING 
    1. Secure SST in a vise.
      GTY488737Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • SST: 09727-0005109727-30022 
        1. 09727-00010
        2. 09727-00031
    2. Attach the hooks of each SST arm across the diameter of the coil spring.
      WARNING:
      • Make sure that the hooks are securely attached to the coil spring.
        GTY600271Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
      • Make sure that the hooks of the upper and lower SST arms are attached to the coil spring so that the distance between the hooks is as large as possible.
        GTY628080Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
      • Make sure that the arms of SST are parallel and the number of coils between the arms is the same on each side.
        GTY596482Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
    3. Install the stopper pins to the hooks of SST.
      WARNING:
      • Make sure that the stopper pins are installed securely.
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
      GTY551008Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using SST, compress the coil spring.
      WARNING:
      • If the coil spring starts to bow out while using SST, stop immediately and reattach SST correctly.
        GTY628386Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
      • Do not compress the coil spring to the point where the coils touch each other.
        GTY628385Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
      • Do not use an impact wrench.
        GTY628081Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If an impact wrench is used, the threads of SST may be damaged, or sudden compression of the coil spring may cause a hook to disengage and the coil spring to fly out, resulting in injury.
      • If a stopper pin touches the coil spring while using SST, remove the stopper pin and continue with the procedure.
        GTY618821Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • If a stopper pin is removed, install a coil spring stopper belt as shown in the illustration.
      • If a hook disengages from the coil spring, the coil spring may fly out, resulting in injury.
      • SST: 09727-00110 
    5. Install the front coil spring to the front shock absorber assembly.
      GTY659737Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Depression
      NOTE:

      Make sure to fit the end of the front coil spring that has the larger diameter into the depression of the front lower coil spring insulator.

  5. INSTALL FRONT SPRING SEAT SUB-ASSEMBLY WITH INSULATOR 
    1. Install the front spring seat sub-assembly with insulator to the front shock absorber assembly.
      NOTE:

      Make sure that the top end of the insulator (shock absorber dust cover) and the strut mounting bearing are securely attached.

      GTY670860Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Strut Mounting Bearing
      *a Top End of the Insulator (Shock Absorber Dust Cover)
  6. INSTALL FRONT SUSPENSION SUPPORT SUB-ASSEMBLY 
    1. Install the front suspension support sub-assembly as shown in the illustration.
      GTY677978Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Slot
      Outside of the Vehicle
      NOTE:

      Check that the slot on the shock rod and the slot on the front suspension support sub-assembly are aligned.

    2. Temporarily tighten a new front support to front shock absorber nut.
    3. Remove SST from the front coil spring.
      NOTE:

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

    4. w/o AVS:
      1. Fold back the front spring seat sub-assembly with insulator and then use a long ball hexagon 5 to remove SST (09727-58100) and SST (09727-58130) from the front shock absorber assembly.
        GTY975417Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:
        • Thoroughly remove SST (09727-58100) and SST (09727-58130).
        • Check that front spring seat sub-assembly with insulator is not excessively deformed or crushed.
      2. Using a piece of cloth, etc., clean the shock rod of the front shock absorber assembly and remove any foreign matter and oil.
        NOTE:

        Thoroughly clean the shock rod to prevent damage to the front shock absorber assembly due to contact of foreign matter.

        GTY957679Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Cloth, etc.
        *b Shock Rod
    5. Align the stud bolt of the front suspension support sub-assembly and the front shock absorber lower bracket.
      GTY619442Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0° +/- 5°
      *b Front Shock Absorber Lower Bracket
      Outside of the Vehicle
      NOTE:

      When installing the front suspension support sub-assembly, ensure that any misalignment between the front shock absorber lower bracket and the stud bolt is within +/- 5°. Use the stud bolt that is closest to the outside of the vehicle.

  7. CONNECT FRONT SPRING SEAT SUB-ASSEMBLY WITH INSULATOR 
    1. Connect the end of the insulator of the front spring seat sub-assembly with insulator with the claws of the front shock absorber assembly.
      NOTE:
      • Make sure that the end of the insulator is securely attached to the claws of the front shock absorber assembly.
      • Make sure there is no excessive damage to the bellows of the insulator.
      • Do not allow oil, grease, etc., to contact the insulator.
      • If oil or grease has adhered, wipe clean with a cloth. Do not use an alcohol based cleaner.
      GTY1083102Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front Spring Seat Sub-assembly with Insulator
      *b Claw
  8. INSTALL FRONT SHOCK ABSORBER WITH COIL SPRING 
    1. Install the front shock absorber with coil spring (upper side) with the nut and 2 spacers.

      Torque: 85 N*m (867 kgf*cm, 63 ft.*lbf) 

    2. Install the front shock absorber with coil spring (lower side) to the steering knuckle with the 2 bolts and 2 nuts.

      Torque: 290 N*m (2957 kgf*cm, 214 ft.*lbf) 

      NOTE:
      • When installing the nuts, keep the bolts from rotating.
      • Do not apply lubricants to the steering knuckle and shock absorber contact surfaces.

      HINT: 

      Insert the bolts from the front of the vehicle.

  9. INSTALL FRONT SPEED SENSOR (w/o AVS) 
    1. Set the 2 hooks of front speed sensor to the front shock absorber assembly.
      GTY679844Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Hook
    2. Install the front speed sensor and front flexible hose to the front shock absorber assembly with the bolt.

      Torque: 18.8 N*m (192 kgf*cm, 14 ft.*lbf) 

      NOTE:

      Do not twist the front speed sensor or front flexible hose when installing them.

      HINT: 

      Install the front speed sensor harness bracket first.

      GTY433140Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Sensor Clamp
    3. Engage the 2 claws to install the sensor clamp.
  10. INSTALL FRONT SKID CONTROL SENSOR WIRE (w/ AVS) 
    1. Set the 2 hooks of front skid control sensor wire to the front shock absorber assembly.
      GTY679844Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Hook
    2. Install the front skid control sensor wire and front flexible hose to the front shock absorber assembly with the 2 bolts.

      Bolt (A) 

      Torque: 18.8 N*m (192 kgf*cm, 14 ft.*lbf) 

      Bolt (B) 

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

      NOTE:

      Do not twist the front skid control sensor wire or front flexible hose when installing them.

      HINT: 

      Install the front skid control sensor wire bracket first.

      GTY655462Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the AVS connector to the absorber control actuator.
      GTY628083Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the front speed sensor wire connector to the sensor bracket.
  11. INSTALL FRONT STABILIZER LINK ASSEMBLY 
    1. Install the front stabilizer link assembly to the front shock absorber assembly with the nut.

      Torque: 76 N*m (775 kgf*cm, 56 ft.*lbf) 

      HINT: 

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

  12. INSTALL OUTER COWL TOP PANEL SUB-ASSEMBLY 
    1. Install the outer cowl top panel sub-assembly with the 6 bolts and 6 nuts.
      GTY632716Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Nut (A) 

      Torque: 85 N*m (867 kgf*cm, 63 ft.*lbf) 

      Bolt (B) 

      Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf) 

      Nut (C) 

      Torque: 5.5 N*m (56 kgf*cm, 49 in.*lbf) 

    2. Engage the clamp to install the wire harness to the outer cowl top panel sub-assembly.
      GTY625077Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. w/ Wiper Deicer System:
      1. Engage the 2 clamps to install the wire harness to the outer cowl top panel sub-assembly.
        GTY631654Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Connect the connector.
  13. FULLY TIGHTEN FRONT SUPPORT TO FRONT SHOCK ABSORBER NUT 
    1. Fully tighten the front support to front shock absorber nut.

      Torque: 70 N*m (714 kgf*cm, 52 ft.*lbf) 

      NOTE:

      Perform this step only when the front shock absorber with coil spring has been disassembled.

  14. INSTALL FRONT WIPER MOTOR AND LINK ASSEMBLY 

    Refer to PROCEDURE - Step 2

  15. INSTALL FRONT WHEEL 

    Refer to PROCEDURE - Step 1

  16. STABILIZE SUSPENSION 
    1. Lower the vehicle.
    2. Bounce the vehicle up and down several times to stabilize the suspension.
  17. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [09/2015 - 08/2016]

  18. PERFORM INITIALIZATION 
    Parking assist monitor system for Initialization: Refer to INITIALIZATION [09/2015 - 08/2019]
    for Calibration: Refer to CALIBRATION [09/2015 - 12/2017]
    Panoramic view monitor system for Initialization: Refer to INITIALIZATION [09/2015 - 08/2019]
    for Calibration: Refer to CALIBRATION [09/2015 - 12/2017]
    • Automatic headlight beam level control system
    • AFS (Adaptive front-lighting system)
    		 Refer to INITIALIZATION [09/2015 - 08/2019]
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