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Home >> Lexus >> 2024 >> RC 350 Base, RWD >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension System (Rear) - Service Information >> Rear Suspension Member >> Installation [10/2022 - ] >> Procedure

Installation [10/2022 - ]: Procedure

  1. INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION (for LH Side) 
    1. Apply diluted liquid soap to the outside of a new rear suspension member front body mounting cushion.
      NOTE:

      Do not use grease or undiluted liquid soap. Doing so may cause the rear suspension member front body mounting cushion to slip out.

      HINT: 

      A 20% liquid soap and water concentration is recommended.

      GTY511884Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Front of the Vehicle
      Diluted Liquid Soap
    2. Temporarily install the rear suspension member front body mounting cushion while confirming the installation direction.
    3. Using SST, install the rear suspension member front body mounting cushion until there is no clearance between the rear suspension member sub-assembly and rear suspension member front body mounting cushion.
      GTY469564Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Turn
      *b Hold
      • SST: 09950-40011 
        1. 09951-04020
        2. 09952-04010
        3. 09953-04030
        4. 09954-04020
        5. 09955-04051
        6. 09957-04010
        7. 09958-04011
      • SST: 09950-60021 
        1. 09951-00910
      • SST: 09570-24011 
      NOTE:

      Apply grease to the threads and tip of the SST center bolt before use.

  2. INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  3. INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNTING CUSHION (for LH Side) 
    1. Apply diluted liquid soap to the outside of a new rear suspension member rear body mounting cushion.
      NOTE:

      Do not use grease or undiluted liquid soap. Doing so may cause the rear suspension member rear body mounting cushion to slip out.

      HINT: 

      A 20% liquid soap and water concentration is recommended.

      GTY516287Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Front of the Vehicle
      Diluted Liquid Soap
    2. Temporarily install the rear suspension member rear body mounting cushion while confirming the installation direction.
    3. Using SST, install the rear suspension member rear body mounting cushion until there is no clearance between the rear suspension member sub-assembly and rear suspension member rear body mounting cushion.
      GTY460903Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Turn
      *b Hold
      • SST: 09950-40011 
        1. 09951-04020
        2. 09952-04010
        3. 09953-04030
        4. 09954-04020
        5. 09955-04051
        6. 09957-04010
        7. 09958-04011
      • SST: 09950-60021 
        1. 09951-00910
      • SST: 09570-24011 
      NOTE:

      Apply grease to the threads and tip of the SST center bolt before use.

  4. INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNTING CUSHION (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  5. INSTALL REAR SUSPENSION MEMBER REAR LOWER STOPPER (for LH Side) 
    1. Install the rear suspension member rear lower stopper to the rear suspension member sub-assembly.
  6. INSTALL REAR SUSPENSION MEMBER REAR LOWER STOPPER (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  7. INSTALL REAR SUSPENSION MEMBER REAR UPPER STOPPER (for LH Side) 
    1. Install the rear suspension member rear upper stopper to the rear suspension member sub-assembly.
  8. INSTALL REAR SUSPENSION MEMBER REAR UPPER STOPPER (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  9. INSTALL REAR NO. 1 DIFFERENTIAL MOUNT CUSHION 

    Refer to INSTALLATION [09/2014 - ]

  10. INSTALL REAR NO. 2 DIFFERENTIAL MOUNT CUSHION 

    Refer to INSTALLATION [09/2014 - ]

  11. INSTALL REAR STABILIZER BAR 

    See step  3

  12. INSTALL REAR UPPER CONTROL ARM ASSEMBLY LH 

    See step  1

  13. INSTALL REAR UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  14. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY (for LH Side) 

    See step  2

  15. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  16. INSTALL REAR SUSPENSION MEMBER SUB-ASSEMBLY 
    1. Support the rear suspension member sub-assembly with an engine lifter using 4 attachments or equivalent tools as shown in the illustration.
      WARNING:

      Make sure to secure the rear suspension member sub-assembly to prevent it from dropping.

      NOTE:
      • Use attachments to keep the rear suspension member sub-assembly level.
      • The rear suspension member sub-assembly is a heavy component. Make sure that it is supported securely.
      GTY496633Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Engine Lifter
      *b Attachment
      Attachment placement location
    2. Raise the rear suspension member sub-assembly until there is no clearance between the rear suspension member sub-assembly and vehicle body.
      NOTE:

      When raising the rear suspension member sub-assembly, be careful not to damage the vehicle body or other components installed to the vehicle.

    3. Install the rear suspension member sub-assembly with the 2 rear suspension member lower stoppers, rear suspension member lower stopper sub-assembly LH and rear suspension member lower stopper sub-assembly RH with the 4 bolts (A) and 4 bolts (B).

      Bolt (A) 

      Torque: 127 N.m (1295 kgf/cm, 94 ft.lbf) 

      Bolt (B) 

      Torque: 19 N.m (194 kgf/cm, 14 ft.lbf) 

  17. INSTALL REAR BODY MOUNTING CUSHION SUB-ASSEMBLY LH 
    1. Install the rear body mounting cushion sub-assembly LH with the 3 bolts.

      Torque: 19 N.m (194 kgf/cm, 14 ft.lbf) 

  18. INSTALL REAR BODY MOUNTING CUSHION SUB-ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  19. INSTALL REAR DIFFERENTIAL CARRIER ASSEMBLY 

    for 2GR-FKS: Refer to INSTALLATION [11/2017 - ]

    for 8AR-FTS: Refer to INSTALLATION [10/2015 - ]

  20. INSTALL REAR SUSPENSION MEMBER DAMPER (for 8AR-FTS) 
    1. Install the rear suspension member damper to the rear suspension member sub-assembly with the 3 bolts.

      Torque: 20 N.m (204 kgf/cm, 15 ft.lbf) 

  21. INSTALL REAR DRIVE SHAFT ASSEMBLY LH 

    Refer to INSTALLATION [10/2015 - ]

  22. INSTALL REAR DRIVE SHAFT ASSEMBLY RH 

    HINT: 

    Use the same procedure as for the LH side.

  23. INSTALL REAR AXLE ASSEMBLY LH 

    Refer to PROCEDURE - Step 3

  24. INSTALL REAR AXLE ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  25. CONNECT REAR UPPER CONTROL ARM ASSEMBLY LH 
    1. Temporarily install the rear upper control arm assembly LH to the rear axle assembly with the bolt, nut and washer.
      NOTE:

      Because the bolt has its own stopper, do not turn the bolt. Tighten the nut with the bolt secured.

      HINT: 

      Insert the bolt with the threaded end facing the rear of the vehicle.

  26. CONNECT REAR UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  27. CONNECT REAR NO. 1 UPPER CONTROL ARM ASSEMBLY (for LH Side) 
    1. Temporarily install the rear No. 1 upper control arm assembly to the rear axle assembly with the bolt and nut.
      NOTE:

      Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.

      HINT: 

      Insert the bolt with the threaded end facing the front of the vehicle.

  28. CONNECT REAR NO. 1 UPPER CONTROL ARM ASSEMBLY (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  29. TEMPORARILY INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 

    See step  1

  30. TEMPORARILY INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  31. INSTALL REAR LOWER COIL SPRING INSULATOR (for LH Side) 

    See step  1

  32. INSTALL REAR LOWER COIL SPRING INSULATOR (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  33. INSTALL REAR UPPER COIL SPRING INSULATOR (for LH Side) 

    See step  2

  34. INSTALL REAR UPPER COIL SPRING INSULATOR (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  35. INSTALL REAR COIL SPRING LH 

    See step  3

  36. INSTALL REAR COIL SPRING RH 

    HINT: 

    Perform the same procedure as for the LH side.

  37. TEMPORARILY INSTALL REAR SHOCK ABSORBER ASSEMBLY LH 

    See step  4

  38. TEMPORARILY INSTALL REAR SHOCK ABSORBER ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  39. INSTALL REAR STABILIZER LINK ASSEMBLY LH 

    See step  5

  40. INSTALL REAR STABILIZER LINK ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  41. INSTALL REAR SUSPENSION MEMBER BRACE LH 
    1. Install the rear suspension member brace LH to the rear suspension member sub-assembly with the 2 new bolts.

      Torque: 56 N.m (571 kgf/cm, 41 ft.lbf) 

  42. INSTALL REAR SUSPENSION MEMBER BRACE RH 

    HINT: 

    Perform the same procedure as for the LH side.

  43. TEMPORARILY INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH 

    See step  7

  44. TEMPORARILY INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  45. TEMPORARILY INSTALL TOE CONTROL LINK SUB-ASSEMBLY LH (w/o Dynamic Rear Steering) 

    See step  1

  46. TEMPORARILY INSTALL TOE CONTROL LINK SUB-ASSEMBLY RH (w/o Dynamic Rear Steering) 

    HINT: 

    Perform the same procedure as for the LH side.

  47. INSTALL REAR STEERING LINK ASSEMBLY (w/ Dynamic Rear Steering) 

    Refer to INSTALLATION [09/2014 - ]

  48. INSTALL REAR DISC 
    1. Install the 2 rear discs.

      Refer to PROCEDURE - Step 1

  49. INSTALL REAR DISC BRAKE CALIPER ASSEMBLY LH 

    Refer to PROCEDURE - Step 22

  50. INSTALL REAR DISC BRAKE CALIPER ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  51. TEMPORARILY INSTALL REAR AXLE SHAFT NUT LH 

    Refer to PROCEDURE - Step 16

  52. TEMPORARILY INSTALL REAR AXLE SHAFT NUT RH 

    HINT: 

    Perform the same procedure as for the LH side.

  53. INSTALL REAR AXLE SHAFT NUT LH 

    Refer to PROCEDURE - Step 23

  54. INSTALL REAR AXLE SHAFT NUT RH 

    HINT: 

    Perform the same procedure as for the LH side.

  55. INSTALL REAR SPEED SENSOR LH 

    Refer to PROCEDURE - Step 25

  56. INSTALL REAR SPEED SENSOR RH 

    HINT: 

    Perform the same procedure as for the LH side.

  57. INSTALL NO. 2 PARKING BRAKE WIRE ASSEMBLY 

    Refer to PROCEDURE - Step 24

  58. INSTALL NO. 1 PARKING BRAKE WIRE ASSEMBLY 

    HINT: 

    Perform the same procedure as for the LH side.

  59. STABILIZE SUSPENSION 

    See step  7

  60. INSTALL REAR UPPER CONTROL ARM ASSEMBLY LH 
    1. Install the rear upper control arm assembly LH (rear axle assembly side) with the nut.

      Torque: 190 N.m (1937 kgf/cm, 140 ft.lbf) 

      NOTE:

      Because the bolt has its own stopper, do not turn the bolt. Tighten the nut with the bolt secured.

      GTY502618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  61. INSTALL REAR UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  62. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY (for LH Side) 
    1. Install the rear No. 1 upper control arm assembly (rear axle assembly side) with the bolt.
      GTY957545Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 130 N.m (1326 kgf/cm, 96 ft.lbf) 

      NOTE:

      Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.

  63. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  64. INSTALL REAR SHOCK ABSORBER ASSEMBLY LH 

    See step  8

  65. INSTALL REAR SHOCK ABSORBER ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  66. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 

    See step  13

  67. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  68. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH 

    See step  14

  69. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  70. INSTALL TOE CONTROL LINK SUB-ASSEMBLY LH (w/o Dynamic Rear Steering) 

    See step  3

  71. INSTALL TOE CONTROL LINK SUB-ASSEMBLY RH (w/o Dynamic Rear Steering) 

    HINT: 

    Perform the same procedure as for the LH side.

  72. INSTALL REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY 

    Refer to INSTALLATION [10/2018 - ]

  73. CONNECT TAIL EXHAUST PIPE LH 

    Refer to PROCEDURE - Step 2

  74. CONNECT TAIL EXHAUST PIPE ASSEMBLY 

    Refer to PROCEDURE - Step 3

  75. INSTALL PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY 

    for 2WD: Refer to INSTALLATION [11/2017 - ]

    for AWD: Refer to INSTALLATION [09/2014 - ]

  76. INSTALL FRONT CENTER FLOOR BRACE 
    1. Install the front center floor brace with the 6 bolts, 2 nuts and 2 clips.

      Torque: 19 N.m (194 kgf/cm, 14 ft.lbf) 

  77. INSTALL FRONT CENTER FLOOR COVER LH (for Full Cover Type) 
    1. Install the front center floor cover LH with the 5 clips and 5 clamps.
  78. INSTALL FRONT CENTER FLOOR COVER RH (for Full Cover Type) 

    HINT: 

    Perform the same procedure as for the LH side.

  79. INSTALL REAR FLOOR SIDE MEMBER COVER LH (for Half Cover Type) 
    1. Install the rear floor side member cover LH with the 3 screws.
  80. INSTALL REAR FLOOR SIDE MEMBER COVER RH (for Half Cover Type) 

    HINT: 

    Perform the same procedure as for the LH side.

  81. INSTALL REAR WHEEL 

    Refer to PROCEDURE - Step 2

  82. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [09/2020 - ]

  83. CHECK FOR SPEED SENSOR SIGNAL 

    Refer to TEST MODE PROCEDURE [10/2022 - ]

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