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Home >> Lexus >> 2024 >> RX 350h Base >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension System (Rear) - Service Information (2 Of 2) >> REAR SUSPENSION MEMBER (for PHEV Model) >> Installation [08/2023 - 10/2024] >> Procedure

Installation [08/2023 - 10/2024]: Procedure

  1. INSTALL DIFFERENTIAL MOUNT CUSHION 
    1. GTY1128225Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Rear suspension member sub-assembly - -
      *a -3° to 3° *b -0.5 to 0.5 mm (-0.020 to 0.020 in.)
      *c Protrusion *d Turn
      *e Hold - -
      Front of vehicle SST bolt position
      Turning Direction - -
      1. Using SST, install a new differential mount cushion to the rear suspension member sub-assembly from the rear of the vehicle as shown in the illustration.
        • SST: 09316-12010 
        • SST: 09570-24011 
        NOTE:
        • Install the differential mount cushion so that the protrusion is positioned as shown in the illustration.
        • Make sure that the differential mount cushion is aligned within 3° from the center.
        • Temporarily install the differential mount cushion to the rear suspension member sub-assembly in order to prevent it from tilting, and then install SST.
        • Before using SST, apply grease to SST bolt.
        • Be sure to use the correct combination of SST.
        • Make sure that SST contacts the entire circumference of the differential mount cushion.
        • Do not tilt the SST bolt.
  2. TEMPORARILY INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION LH 
    1. GTY1126933Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from top - -
      Front of the vehicle Right of the vehicle
      1. Temporarily attach a new rear suspension member front body mounting cushion LH to the rear suspension member sub-assembly in the direction shown in the figure.
        NOTE:
        • The rear suspension member front body mounting cushion LH is installed in the correct direction.
        • Do not apply lubricant to the outer sleeve of the rear suspension member front body mounting cushion LH.
  3. INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION LH 
    1. GTY1207444Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Turn *b Hold
      1. Install the SST as shown.
        • SST: 09830-10010 
          1. 09830-01010
          2. 09830-01020
          3. 09830-01040
          4. 09830-01050
        • SST: 09570-24011 
        NOTE:

        Before using SST, apply molybdenum grease to the center bolt of SST.

      2. Using SST, press the rear suspension member front body mounting cushion LH into the rear suspension member sub-assembly until there is no gap at the position shown in the illustration.
        • SST: 09830-10010 
          1. 09830-01010
          2. 09830-01020
          3. 09830-01040
          4. 09830-01050
        • SST: 09570-24011 
        NOTE:

        If the rear suspension member sub-assembly is scratched, apply chassis black to the scratched areas.

  4. TEMPORARILY INSTALL REAR SUSPENSION MEMBER FRONT BODY MOUNTING CUSHION RH 
    1. GTY1123363Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from top - -
      Front of the vehicle Right of the vehicle
      1. Temporarily attach a new rear suspension member front body mounting cushion RH to the rear suspension member sub-assembly in the direction shown in the figure.
        NOTE:
        • The rear suspension member front body mounting cushion RH is installed 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 FRONT BODY MOUNTING CUSHION RH 
    1. GTY1124896Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from underneath - -
      Front of the vehicle Right 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 FRONT BODY MOUNTING CUSHION RH 
    1. GTY1207112Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Turn *b Hold
      1. Install the SST as shown.
        • SST: 09710-28031 
          1. 09711-02030
          2. 09711-02040
          3. 94622-51200
        • SST: 09950-60021 
          1. 09951-00720
          2. 09951-00890
        NOTE:

        Before using SST, apply molybdenum grease to the center bolt of SST.

      2. Using SST, press the rear suspension member rear body mount cushion LH into the rear suspension member sub-assembly until there is no gap in the position shown.
        • 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 chassis black to the scratched areas.

  8. TEMPORARILY INSTALL REAR SUSPENSION MEMBER REAR BODY MOUNT CUSHION LH 
    1. GTY1127751Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a View from underneath - -
      Front of the vehicle Right 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 LH 
  10. INSTALL REAR LOWER REAR SUSPENSION MEMBER STOPPER 
  11. INSTALL REAR SUSPENSION MENBER LOWER STOPPER RETAINER LH 
  12. INSTALL REAR SUSPENSION MEMBER LOWER STOPPER RETAINER RH 
  13. INSTALL REAR UPPER NO. 2 CONTROL ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 1
  14. INSTALL REAR UPPER NO. 2 CONTROL ARM ASSEMBLY RH 
  15. INSTALL REAR UPPER CONTROL ARM ASSEMBLY LH 
    Refer to PROCEDURE - Step 2
  16. INSTALL REAR UPPER CONTROL ARM ASSEMBLY RH 
  17. INSTALL REAR TRANSAXLE WITH MOTOR AND INVERTER ASSEMBLY 
    Refer to PROCEDURE - Step 11
  18. INSTALL REAR SUSPENSION MEMBER SUB-ASSEMBLY 
    1. GTY1126580Courtesy 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.
        GTY1127482Courtesy 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 suspension member rear lower brace LH and rear suspension member rear lower brace RH, 2 bolts and 4 nuts.

        Bolt A 

        Torque: 175 N.m (1785 kgf/cm, 129 ft.lbf) 

        Nut B 

        Torque: 175 N.m (1785 kgf/cm, 129 ft.lbf) 

        Nut C 

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

  19. INSTALL FRAME WIRE 

    Torque: 12 N.m (122 kgf/cm, 9 ft.lbf) 

  20. INSTALL FLOOR UNDER WIRE 
    WARNING:

    Be sure to wear insulated gloves.

    1. GTY1206746Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Waterproof Seal - -
      1. Install the floor under wire to the rear transaxle with motor and inverter assembly with the 2 bolts.

        Torque: 8.0 N.m (82 kgf/cm, 71 in.lbf) 

        NOTE:
        • Make sure that the connector is fully engaged.
        • Do not damage the terminals, interlock connector or rear traction motor with transaxle assembly during installation.
        • Do not touch the waterproof seal or terminals of the connector.
        • Do not allow any foreign matter or water to enter the rear traction motor with transaxle assembly.
        • Although the connector may feel loose, this is not due to a malfunction.
      2. Engage the clamp.
  21. CONNECT FRAME WIRE 

    BOLT 

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

    NUT 

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

  22. INSTALL REAR SHOCK ABSORBER ASSEMBLY LH 
    Refer to PROCEDURE - Step 3
  23. INSTALL REAR SHOCK ABSORBER ASSEMBLY RH 
  24. TEMPORARILY INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 

    Refer to PROCEDURE - Step 2

  25. TEMPORARILY INSTALL REAR NO. 2 SUSPENSION ARM ASSEMBLY RH 
  26. INSTALL REAR STABILIZER BAR 
    Refer to PROCEDURE - Step 1
  27. INSTALL REAR DRIVE SHAFT ASSEMBLY LH 

    Refer to INSTALLATION [08/2023 - ]

  28. INSTALL REAR DRIVE SHAFT ASSEMBLY RH 
  29. INSTALL LOWER MAIN MUFFLER HEAT INSULATOR 

    Torque: 4.9 N.m (50 kgf/cm, 43 in.lbf) 

  30. INSTALL TAIL EXHAUST PIPE ASSEMBLY 

    Refer to PROCEDURE - Step 3

  31. INSTALL NO. 1 SPEAKER ASSEMBLY WITH BOX 

    Refer to INSTALLATION [10/2022 - ]

  32. INSTALL SERVICE PLUG GRIP 

    Refer to INSTALLATION [08/2023 - ]

  33. INSPECT FOR EXHAUST GAS LEAK 

    Refer to PROCEDURE - Step 6

  34. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [08/2023 - ]

  35. PERFORM INITIALIZATION 
    Parking Assist Monitor System Refer to CALIBRATION [10/2022 - ]
    Panoramic View Monitor System Refer to CALIBRATION [10/2022 - ]
    Advanced Park Refer to CALIBRATION [10/2022 - ]
    Lighting System (EXT) Refer to INITIALIZATION [10/2022 - ]