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Home >> Lexus >> 2024 >> NX 350 Base >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension System (Rear) - Service Information (3 Of 3) >> REAR SUSPENSION MEMBER (for 2WD) >> Installation [11/2021 - 03/2023] >> Procedure

Installation [11/2021 - 03/2023]: Procedure

  1. INSTALL HOLE PLUG 
    1. GTY1062589Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Install the 6 hole plugs to the rear suspension member sub-assembly.

        HINT: 

        There are 2 different shapes of hole plug.

  2. TEMPORARILY INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION LH 
    1. GTY1062688Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from Underneath - -
      Front of the Vehicle Outside of the Vehicle
      1. Confirm the installation direction and temporarily install a new rear suspension member front body mounting cushion LH.
        NOTE:
        • Position the rear suspension member front body mounting cushion LH in the correct direction.
        • Do not apply lubricant to the outer sleeve of the rear suspension member front body mounting cushion.
  3. INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION LH 
    1. GTY1062713Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Hold - -
      Turn - -
      1. Install SST as shown in the illustration.
        • SST: 09570-24011 
        • SST: 09830-10010 
          1. 09830-01010
          2. 09830-01020
          3. 09830-01040
          4. 09830-01050
        NOTE:

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

      2. Using SST, install the rear suspension member front body mounting cushion LH until there is no clearance between the rear suspension member sub-assembly and rear suspension member front body mounting cushion LH.
        • SST: 09570-24011 
        • SST: 09830-10010 
          1. 09830-01010
          2. 09830-01020
          3. 09830-01040
          4. 09830-01050
        NOTE:

        If the rear suspension member sub-assembly is scratched, apply paint to the scratched areas of the rear suspension member sub-assembly.

  4. TEMPORARILY INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION RH 
    1. GTY1063122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from Underneath - -
      Front of the Vehicle Outside of the Vehicle
      1. Confirm the installation direction and temporarily install a new rear suspension member front body mounting cushion RH.
        NOTE:
        • Position the rear suspension member front body mounting cushion RH in the correct direction.
        • Do not apply lubricant to the outer sleeve of the rear suspension member front body mounting cushion RH.
  5. INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION RH 
  6. TEMPORARILY INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION LH 
    1. GTY1061920Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from Underneath - -
      Front of the Vehicle Outside of the Vehicle
      1. Confirm the installation direction and temporarily install a new rear suspension member rear body mount cushion LH.
        NOTE:
        • Position the rear suspension member rear body mount cushion LH in the correct direction.
        • Do not apply lubricant to the outer sleeve of the rear suspension member rear body mount cushion LH.
  7. INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION LH 
    1. GTY1062455Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Hold - -
      Turn - -
      1. Install SST as shown in the illustration.
        • SST: 09710-28031 
          1. 09711-02030
          2. 09711-02040
          3. 94622-51200
        • SST: 09950-60021 
          1. 09951-00720
          2. 09951-00890
        NOTE:

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

      2. Using SST, install the rear suspension member rear body mount cushion LH until there is no clearance between the rear suspension member sub-assembly and rear suspension member rear body mount cushion LH.
        • SST: 09710-28031 
          1. 09711-02030
          2. 09711-02040
          3. 94622-51200
        • SST: 09950-60021 
          1. 09951-00720
          2. 09951-00890
        NOTE:

        If the rear suspension member sub-assembly is scratched, apply paint to the scratched areas of the rear suspension member sub-assembly.

  8. TEMPORARILY INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION RH 
    1. GTY1061779Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from Underneath - -
      Front of the Vehicle Outside of the Vehicle
      1. Confirm the installation direction and temporarily install a new rear suspension member rear body mount cushion RH.
        NOTE:
        • Position the rear suspension member rear body mount cushion RH in the correct direction.
        • Do not apply lubricant to the outer sleeve of the rear suspension member rear body mount cushion RH.
  9. INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION RH 
  10. INSTALL DIFFERENTIAL SUPPORT MEMBER CUSHION 
  11. INSTALL REAR UPPER CONTROL ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 1
  12. INSTALL REAR UPPER CONTROL ARM ASSEMBLY RH 
  13. INSTALL REAR SUSPENSION MEMBER SUB-ASSEMBLY 
    1. GTY1061689Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Engine Lifter *b Attachment
      Attachment Placement Location - -
      1. Using an engine lifter and 4 attachments or equivalent tools, support the rear suspension member sub-assembly as shown in the illustration.
        WARNING:
        • 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.
        GTY1059967Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:
        • Use attachments or equivalent tools to keep the rear suspension member sub-assembly level.
        • Keep supporting the rear suspension member sub-assembly until the installation has been completed.
      2. Raise the rear suspension member sub-assembly until there is no clearance between the rear suspension member sub-assembly and vehicle.
      3. Install the rear suspension member sub-assembly with the rear lower suspension member stopper LH, rear lower suspension member stopper RH, rear suspension arm bracket sub-assembly LH and rear suspension arm bracket sub-assembly RH, with the 2 bolts and 4 nuts.

        Bolt A 

        Torque: 158 N.m (1611 kgf/cm, 117 ft.lbf) 

        Nut B 

        Torque: 158 N.m (1611 kgf/cm, 117 ft.lbf) 

        Nut C 

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

  14. INSTALL FRAME WIRE (w/ Height Control Sensor) 
  15. TEMPORARILY INSTALL REAR UPPER CONTROL ARM ASSEMBLY LH 
    1. GTY1065836Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Temporarily install the rear upper control arm assembly LH to the rear axle carrier sub-assembly LH with the bolt and nut.
        NOTE:
        • Insert the bolt with the threaded end facing the rear of the vehicle.
        • Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.
  16. TEMPORARILY INSTALL REAR UPPER CONTROL ARM ASSEMBLY RH 
  17. TEMPORARILY INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 1
  18. TEMPORARILY INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY RH 
  19. TEMPORARILY INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 2
  20. TEMPORARILY INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 
  21. INSTALL REAR LOWER COIL SPRING INSULATOR LH 
  22. INSTALL REAR LOWER COIL SPRING INSULATOR RH 
  23. INSTALL REAR COIL SPRING LH 
    Refer to PROCEDURE - Step 3
  24. INSTALL REAR COIL SPRING RH 
  25. INSTALL REAR STABILIZER BAR 
    Refer to PROCEDURE - Step 6
  26. STABILIZE SUSPENSION 
    Refer to PROCEDURE - Step 4
  27. CONNECT REAR STABILIZER LINK ASSEMBLY LH 
    Refer to PROCEDURE - Step 8
  28. CONNECT REAR STABILIZER LINK ASSEMBLY RH 
  29. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 7
  30. INSTALL REAR NO. 1 SUSPENSION ARM ASSEMBLY RH 
  31. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 8
  32. INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 
  33. INSTALL REAR UPPER CONTROL ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 5
  34. INSTALL REAR UPPER CONTROL ARM ASSEMBLY RH 
  35. INSTALL TAIL EXHAUST PIPE ASSEMBLY 

    for A25A-FKS: Refer to PROCEDURE - Step 3

    for A25A-FXS: Refer to PROCEDURE - Step 3

  36. INSTALL REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH (w/ Height Control Sensor) 

    Refer to INSTALLATION [11/2021 - ]

  37. INSTALL REAR FLEXIBLE HOSE LH 

    Refer to PROCEDURE - Step 17

  38. INSTALL REAR FLEXIBLE HOSE RH 
  39. INSTALL NO. 1 LOWER CONTROL ARM COVER LH 

    Refer to PROCEDURE - Step 10

  40. INSTALL NO. 1 LOWER CONTROL ARM COVER RH 
  41. INSTALL REAR WHEEL 

    Refer to INSTALLATION [11/2021 - 03/2023]

  42. INSTALL REAR SUSPENSION TOE ADJUST CAM SUB-ASSEMBLY (for LH Side) 
    Refer to PROCEDURE - Step 12
  43. INSTALL REAR SUSPENSION TOE ADJUST CAM SUB-ASSEMBLY (for RH Side) 
  44. INSPECT FOR EXHAUST GAS LEAK 

    for A25A-FKS: Refer to PROCEDURE - Step 4

    for A25A-FXS: Refer to PROCEDURE - Step 4

  45. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [11/2021 - ]

  46. PERFORM INITIALIZATION 
    FOR HEV MODEL:

    Parking Assist Monitor System Refer to CALIBRATION [11/2021 - ]
    Panoramic View Monitor System Refer to CALIBRATION [11/2021 - 03/2024]
    Advanced Park Refer to CALIBRATION [11/2021 - 03/2024]
    Lighting System (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]
    FOR GASOLINE MODEL:

    Parking Assist Monitor System Refer to CALIBRATION [11/2021 - ]
    Panoramic View Monitor System Refer to CALIBRATION [11/2021 - 03/2024]
    Lighting System (w/ Automatic Headlight Beam Level Control System) Refer to INITIALIZATION [11/2021 - 03/2022] , or refer to INITIALIZATION [03/2022 - ]