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Home >> Lexus >> 2018 >> LS 500h RWD >> Repair and Diagnosis >> Suspension >> Rear Suspension >> Suspension System (Rear) - Service Information (1 Of 2) >> Rear Lower Arm >> Installation [10/2017 - 10/2020] >> Procedure

Installation [10/2017 - 10/2020]: Procedure

  1. TEMPORARILY TIGHTEN REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 
    1. Insert the rear suspension arm attachment sub-assembly from the back of the vehicle. Then temporarily tighten the rear No. 2 suspension toe adjust plate and rear No. 2 suspension arm assembly LH with the nut.
      GTY833949Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Insert the bolt from the front of the vehicle. Then temporarily tighten the rear No. 2 suspension arm assembly LH with the washer and nut.
      GTY805628Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. TEMPORARILY TIGHTEN REAR STABILIZER LINK ASSEMBLY LH 
    1. Temporarily tighten the rear stabilizer link assembly LH to the rear No. 2 suspension arm assembly LH with the bolt and nut.
      GTY805574Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. CONNECT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY LH 
    1. Install the rear height control sensor sub-assembly LH to the rear No. 2 suspension arm assembly LH with the bolt.

      Torque: 5.4 N.m (55 kgf/cm, 48 in.lbf) 

      GTY805629Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. TEMPORARILY TIGHTEN LOWER CONTROL ARM ASSEMBLY LH 
    1. Insert the bolt from the back of the vehicle. Then temporarily tighten the lower control arm assembly LH with the nut.
      GTY800120Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    2. Temporarily tighten the lower control arm assembly LH with a new nut.
      GTY833948Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. STABILIZE SUSPENSION 

    See step  5

  6. FULLY TIGHTEN LOWER CONTROL ARM ASSEMBLY LH 
    1. Fully tighten the lower control arm assembly LH with the bolt.

      Torque: 126 N.m (1285 kgf/cm, 93 ft.lbf) 

      NOTE:

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

      GTY800120Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    2. Fully tighten the nut.

      Torque: 118 N.m (1203 kgf/cm, 87 ft.lbf) 

      GTY833948Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. FULLY TIGHTEN REAR NO. 2 SUSPENSION ARM ASSEMBLY LH 
    1. Fully tighten the rear No. 2 suspension arm assembly LH with the nut.

      Torque: 213 N.m (2172 kgf/cm, 157 ft.lbf) 

      GTY833949Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Fully tighten the nut.

      Torque: 165 N.m (1683 kgf/cm, 122 ft.lbf) 

      GTY805628Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. FULLY TIGHTEN REAR STABILIZER LINK ASSEMBLY LH 
    1. Fully tighten the nut.

      Torque: 24 N.m (245 kgf/cm, 18 ft.lbf) 

      GTY805574Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSTALL NO. 2 DIFFERENTIAL SUPPORT PROTECTOR 

    Refer to PROCEDURE - Step 7

  10. INSTALL REAR WHEEL 

    Refer to INSTALLATION [10/2017 - 10/2023]

  11. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [10/2017 - 10/2020]

  12. INSPECT AND ADJUST VEHICLE HEIGHT (w/ Air Suspension) 

    Refer to ADJUSTMENT [10/2017 - 10/2020]

  13. PERFORM INITIALIZATION 

    Refer to INITIALIZATION [10/2017 - 09/2018] , or refer to INITIALIZATION [09/2018 - 10/2020]

  14. ADJUST HEADLIGHT AIMING 

    Refer to ADJUSTMENT [10/2017 - 10/2020]

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