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Rear Shock Absorber: Installation

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

  1. INSTALL REAR SHOCK ABSORBER ASSEMBLY 
    1. Install the rear lower coil spring insulator to the rear shock absorber so that both recessed parts are aligned.
      Fig 1: Locating Rear Lower Coil Spring Insulator Recessed Parts
      G05752341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using SST, compress the rear coil spring.

      SST 09727-30021 (09727-00010, 09727-00021, 09727-00031) 

      NOTE: Do not use an impact wrench. It will damage SST.
      Fig 2: Compressing Rear Coil Spring
      G04977692Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the rear coil spring with SST and fit the rear coil spring end into the recessed part of the rear lower shock absorber seat.
      Fig 3: Installing Rear Coil Spring
      G05296721Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the rear No. 1 spring bumper.
      NOTE: Make sure that the rear No. 1 spring bumper is installed in the correct direction.
    5. Install the rear upper coil spring insulator, rear No. 2 shock absorber cushion, rear suspension support assembly, and collar to the rear shock absorber.
      NOTE: Make sure that the rear No. 2 shock absorber cushion is installed in the correct direction.
      Fig 4: Identifying Rear No. 1 Spring Bumper
      G05752344Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Install the rear No 1 shock absorber cushion and rear No. 1 shock absorber cushion washer.
      NOTE: Make sure that the rear No. 1 shock absorber cushion and rear No. 1 shock absorber cushion washer are installed in the correct direction.
      Fig 5: Identifying Rear No 1 Shock Absorber Cushion And Rear No. 1 Shock Absorber Cushion Washer
      G05752345Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Temporarily install a new lock nut while holding the rod of the rear shock absorber assembly with a socket hexagon wrench (6 mm).
      Fig 6: Installing Lock Nut
      G05752346Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Adjust the rear suspension support assembly to the installation position of the lower part of the rear shock absorber so that the studs are positioned as shown in the illustration
      NOTE: Make sure that the left coil spring end faces toward the front of the vehicle and the right coil spring end faces toward the rear.
      Fig 7: Identifying Rear Suspension Support Assembly
      G05752347Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Release SST and remove it from the rear coil spring
      NOTE:
      • Do not use an impact wrench. It will damage SST.
      • Remove SST after confirming the position of the rear suspension support assembly.
    10. Fully tighten the lock nut while holding the rod of the rear shock absorber assembly with a socket hexagon wrench (6 mm)

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

      HINT

      Securely insert the socket hexagon wrench to the shock absorber rod to prevent damage to the rear shock absorber

    Fig 8: Installing Rear Shock Absorber Assembly Nut
    G05752346Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL REAR SHOCK ABSORBER WITH COIL SPRING 
    1. Temporarily install the rear shock absorber with coil spring with the 2 bolts
      Fig 9: Locating Rear Shock Absorber And Bolts
      G05752337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 3 nuts on the upper side of the rear shock absorber with coil spring.

      Torque: 74 N*m (755 kgf*cm, 55 ft.*lbf) 

      Fig 10: Locating Nuts On Upper Side Of Rear Shock Absorber With Coil Spring
      G05752336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Tighten the 2 bolts

      Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf) 

    Fig 11: Locating Rear Shock Absorber And Bolts
    G05752337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. TEMPORARILY TIGHTEN REAR NO. 2 SUSPENSION ARM ASSEMBLY 
    1. Temporarily install the rear No 2 suspension arm assembly with the bolt (D) and nut
      NOTE: Turn the bolt while holding the nut.
      Fig 12: Locating No 2 Suspension Arm Assembly Bolt And Nut
      G05752352Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Temporarily install the rear stabilizer link assembly and the height control sensor link bracket to the rear No. 2 suspension arm assembly with the bolt and nut (B).

      HINT

      Fully tighten the nuts and bolts after stabilizing the suspension

    3. Temporarily install the rear shock absorber with coil spring with the bolt (C) and nut
      NOTE: Turn the bolt while holding the nut.
    4. Temporarily tighten the nut (A)
  4. STABILIZE SUSPENSION 
    1. Install the rear wheels

      Torque: 103 N*m (1050 kgf*cm, 76 ft.*lbf) 

    2. Lower the vehicle to the ground.
    3. Bounce the vehicle up and down at the corners to stabilize the rear suspension.
    4. Remove the rear wheels
    5. Jack up the axle carrier, with a wooden block placed between the jack and axle carrier, to apply a load to the suspension so that the rear drive shaft assembly becomes level.
    Fig 13: Stabilizing Suspension
    G05752353Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. FULLY TIGHTEN REAR NO. 2 SUSPENSION ARM ASSEMBLY  (See INSTALLATION )
  6. INSTALL REAR SUSPENSION MEMBER BRACE 
    1. Install the rear suspension member brace with the 2 bolts.

      Torque: 50 N*m (510 kgf*cm, 37 ft.*lbf) 

    Fig 14: Locating Rear Suspension Member Brace Bolts
    G05752333Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. INSTALL NO. 2 DIFFERENTIAL SUPPORT PROTECTOR 
    1. Install the No 2 differential support protector with the 2 nuts
    Fig 15: Locating No. 2 Differential Support Protector Nuts
    G05752332Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. INSTALL REAR WHEEL HOUSE LINER 
  9. INSTALL NO. 2 REAR FLOOR HOUSING SHIELD  (See INSTALLATION )
  10. INSTALL REAR WHEEL 

    Torque: 103 N*m (1050 kgf*cm, 76 ft.*lbf) 

  11. INSTALL SIDE LUGGAGE COMPARTMENT TRIM COVER  (See INSTALLATION )
  12. INSTALL NO. 1 LUGGAGE COMPARTMENT TRIM HOOK  (See INSTALLATION )
  13. INSTALL FRONT LUGGAGE COMPARTMENT TRIM COVER  (See INSTALLATION )
  14. INSTALL NO. 2 LUGGAGE COMPARTMENT TRIM HOOK  (See INSTALLATION )
  15. INSTALL ROPE HOOK  (See INSTALLATION )
  16. INSTALL NO. 2 ROOM LIGHT ASSEMBLY  (See INSTALLATION )
  17. INSTALL REAR LUGGAGE COMPARTMENT TRIM COVER  (See INSTALLATION )
  18. INSTALL ROPE HOOK ASSEMBLY  (See INSTALLATION )
  19. INSTALL DECK SIDE TRIM BOX RH 
  20. INSTALL DECK SIDE TRIM BOX LH 
  21. INSTALL NO. 2 LUGGAGE COMPARTMENT TRIM COVER 
  22. INSPECT AND ADJUST REAR WHEEL ALIGNMENT 

    See REAR WHEEL ALIGNMENT .

  23. INSPECT AND ADJUST HEADLIGHT AIMING 

    See ADJUSTMENT

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