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Home >> Lexus >> 2016 >> GS F >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Rear Suspension - Service Information >> Rear Suspension Member >> Installation [10/2015 - ] >> Procedure

Installation [10/2015 - ]: 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.

      GTY514904Courtesy 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: 09570-24011 
      • 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: 09950-60020 
        1. 09951-00910
      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.

      GTY514342Courtesy 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: 09570-24011 
      • 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: 09950-60020 
        1. 09951-00910
      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 [10/2015 - 09/2017] , or Refer to INSTALLATION [09/2017 - ]

  10. INSTALL REAR NO. 2 DIFFERENTIAL MOUNT CUSHION 

    Refer to INSTALLATION [10/2015 - 09/2017] , or Refer to INSTALLATION [09/2017 - ]

  11. INSTALL REAR STABILIZER BAR SUB-ASSEMBLY 
    1. Install the rear stabilizer bar sub-assembly with 2 rear No. 1 stabilizer bar brackets to the rear suspension member sub-assembly with the 4 bolts.

      Torque: 51 N*m (520 kgf*cm, 38 ft.*lbf) 

      NOTE:
      • Temporarily tighten the bolt (A), and then fully tighten the 4 bolts in the order of (B), (C), (D), and (A).
      • Ensure that the identification mark is on the right side of the vehicle.
      GTY512697Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Identification Mark
  12. INSTALL REAR NO. 2 UPPER CONTROL ARM ASSEMBLY LH 

    See step  1

  13. INSTALL REAR NO. 2 UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  14. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY LH 

    See step  2

  15. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  16. INSTALL TORQUE VECTORING DIFFERENTIAL FDU (FINAL DRIVE UNIT) 

    Refer to INSTALLATION [10/2015 - ]

  17. INSTALL REAR SUSPENSION ARM BRACKET ASSEMBLY 

    See step  3

  18. INSTALL NO. 4 FLOOR WIRE 

    Refer to PROCEDURE - Step 12

  19. 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.
      GTY632562Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Engine Lifter
      *b Attachment
      Attachment placement location
      WARNING:
      GTY628581Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      • The rear suspension member sub-assembly is a very heavy component. Make sure that it is supported securely.
      • If the rear suspension member sub-assembly is not securely supported, it may drop, resulting in serious injury.
      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.
    2. Install the No. 2 parking brake cable assembly and No. 3 parking brake cable assembly to the rear suspension member sub-assembly with the 4 bolts.

      Torque: 18 N*m (184 kgf*cm, 13 ft.*lbf) 

    3. 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.

    4. Install the rear suspension member sub-assembly with the rear floor panel brace sub-assembly LH, rear floor panel brace sub-assembly RH, rear suspension member lower stopper sub-assembly LH and rear suspension member lower stopper sub-assembly RH with the 4 bolts (A), 4 bolts (B) and 4 nuts.

      Bolt (A) 

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

      Bolt (B) 

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

      Nut 

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

  20. CONNECT FLOOR WIRE NO. 4 

    Refer to PROCEDURE - Step 14

  21. INSTALL REAR BODY MOUNTING CUSHION SUB-ASSEMBLY LH 
    1. Install the rear body mounting cushion sub-assembly LH with the 4 bolts.

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

  22. INSTALL REAR BODY MOUNTING CUSHION SUB-ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  23. INSTALL REAR DRIVE SHAFT ASSEMBLY LH 

    Refer to INSTALLATION [10/2015 - ]

  24. INSTALL REAR DRIVE SHAFT ASSEMBLY RH 

    HINT: 

    Use the same procedure as for the LH side.

  25. INSTALL REAR AXLE ASSEMBLY LH 

    Refer to PROCEDURE - Step 3

  26. INSTALL REAR AXLE ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  27. CONNECT REAR NO. 2 UPPER CONTROL ARM ASSEMBLY LH 
    1. Temporarily install the rear No. 2 upper control arm assembly LH to the rear axle assembly LH 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.

  28. CONNECT REAR NO. 2 UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  29. CONNECT REAR NO. 1 UPPER CONTROL ARM ASSEMBLY LH 
    1. Temporarily install the rear No. 1 upper control arm assembly LH to the rear axle assembly LH 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 front of the vehicle.

  30. CONNECT REAR NO. 1 UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

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

    See step  1

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

    HINT: 

    Perform the same procedure as for the LH side.

  33. INSTALL REAR LOWER COIL SPRING INSULATOR LH 

    See step  1

  34. INSTALL REAR LOWER COIL SPRING INSULATOR RH 

    HINT: 

    Perform the same procedure as for the LH side.

  35. INSTALL REAR UPPER COIL SPRING INSULATOR LH 

    See step  2

  36. INSTALL REAR UPPER COIL SPRING INSULATOR RH 

    HINT: 

    Perform the same procedure as for the LH side.

  37. INSTALL REAR COIL SPRING LH 

    See step  3

  38. INSTALL REAR COIL SPRING RH 

    HINT: 

    Perform the same procedure as for the LH side.

  39. TEMPORARILY INSTALL REAR SHOCK ABSORBER ASSEMBLY LH 

    See step  4

  40. TEMPORARILY INSTALL REAR SHOCK ABSORBER ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  41. INSTALL REAR STABILIZER LINK ASSEMBLY LH 

    See step  3

  42. INSTALL REAR STABILIZER LINK ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  43. INSTALL REAR SUSPENSION MEMBER BRACE LH 

    Refer to PROCEDURE - Step 7

  44. INSTALL REAR SUSPENSION MEMBER BRACE RH 

    HINT: 

    Perform the same procedure as for the LH side.

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

    See step  7

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

    HINT: 

    Perform the same procedure as for the LH side.

  47. CONNECT REAR STEERING TIE ROD ASSEMBLY LH 

    See step  5

  48. CONNECT REAR STEERING TIE ROD ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  49. INSTALL NO. 2 PARKING BRAKE CABLE ASSEMBLY 
    1. Install the No. 2 parking brake cable assembly to the rear suspension member sub-assembly with the bolt.

      Torque: 18 N*m (184 kgf*cm, 13 ft.*lbf) 

  50. INSTALL NO. 3 PARKING BRAKE CABLE ASSEMBLY 

    HINT: 

    Perform the same procedure as for the No. 2 parking brake cable assembly.

  51. INSTALL PARKING BRAKE ASSEMBLY (for LH Side) 

    Refer to REASSEMBLY [10/2015 - ]

  52. INSTALL PARKING BRAKE ASSEMBLY (for RH Side) 

    HINT: 

    Perform the same procedure as for the LH side.

  53. INSTALL REAR SPEED SENSOR LH 

    Refer to PROCEDURE - Step 23

  54. INSTALL REAR SPEED SENSOR RH 

    HINT: 

    Perform the same procedure as for the LH side.

  55. INSTALL REAR DISC LH 

    Refer to PROCEDURE - Step 1

  56. INSTALL REAR DISC RH 

    HINT: 

    Perform the same procedure as for the LH side.

  57. INSTALL PARKING BRAKE SHOE ADJUSTING HOLE PLUG 
    1. Install the 2 parking brake shoe adjusting hole plugs.
  58. INSTALL REAR DISC BRAKE CALIPER ASSEMBLY LH 

    Refer to PROCEDURE - Step 9

  59. INSTALL REAR DISC BRAKE CALIPER ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  60. ADJUST PARKING BRAKE 

    Refer to ADJUSTMENT [10/2015 - ]

  61. TEMPORARILY INSTALL REAR AXLE SHAFT NUT LH 

    Refer to PROCEDURE - Step 16

  62. TEMPORARILY INSTALL REAR AXLE SHAFT NUT RH 

    HINT: 

    Perform the same procedure as for the LH side.

  63. INSTALL REAR AXLE SHAFT NUT LH 

    Refer to PROCEDURE - Step 25

  64. INSTALL REAR AXLE SHAFT NUT RH 

    HINT: 

    Perform the same procedure as for the LH side.

  65. STABILIZE SUSPENSION 

    See step  11, or See step  11

  66. INSTALL REAR NO. 2 UPPER CONTROL ARM ASSEMBLY LH 
    1. Install the rear No. 2 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.

      GTY498839Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the rear speed sensor LH to the rear No. 2 upper control arm assembly LH with the bolt.

      Torque: 8.5 N*m (87 kgf*cm, 75 in.*lbf) 

      GTY517790Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  67. INSTALL REAR NO. 2 UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  68. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY LH 
    1. Install the rear No. 1 upper control arm assembly LH (rear axle assembly side) with the nut.

      Torque: 150 N*m (1530 kgf*cm, 111 ft.*lbf) 

      NOTE:

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

      GTY519753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  69. INSTALL REAR NO. 1 UPPER CONTROL ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  70. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 

    See step  10

  71. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  72. INSTALL REAR SHOCK ABSORBER ASSEMBLY LH 

    See step  13, or See step  13

  73. INSTALL REAR SHOCK ABSORBER ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  74. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH 

    See step  12

  75. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY RH 

    HINT: 

    Perform the same procedure as for the LH side.

  76. INSTALL REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY 

    Refer to INSTALLATION [10/2015 - ]

  77. INSTALL REAR SUSPENSION ARM COVER LH 

    See step  14

  78. INSTALL REAR SUSPENSION ARM COVER RH 

    HINT: 

    Perform the same procedure as for the LH side.

  79. CONNECT TAIL EXHAUST PIPE LH 

    Refer to PROCEDURE - Step 2

  80. CONNECT TAIL EXHAUST PIPE ASSEMBLY 

    Refer to PROCEDURE - Step 3

  81. INSTALL PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY 

    Refer to INSTALLATION [10/2015 - ]

  82. 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) 

  83. INSTALL NO. 1 FLOOR UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 8

  84. INSTALL FRONT CENTER FLOOR COVER LH 
    1. Install the front center floor cover LH with the 4 grommets and 2 clamps.
      GTY620009Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Clamp
      *b Grommet
    2. Install the 5 clips.
  85. INSTALL FRONT CENTER FLOOR COVER RH 

    HINT: 

    Perform the same procedure as for the LH side.

  86. INSTALL REAR WHEEL 

    Refer to PROCEDURE - Step 1

  87. PERFORM PARKING BRAKE SHOE BEDDING 

    Refer to INITIALIZATION [10/2015 - ]

  88. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [10/2015 - ]

  89. CHECK FOR SPEED SENSOR SIGNAL 

    Refer to TEST MODE PROCEDURE [10/2015 - 09/2017] , or Refer to TEST MODE PROCEDURE [09/2017 - ]

  90. INITIALIZE HEIGHT CONTROL SENSOR SIGNAL 

    Refer to INITIALIZATION [10/2015 - ]

  91. ADJUST HEADLIGHT AIMING 

    Refer to ADJUSTMENT [10/2015 - ]