Rear Upper Arm: 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

Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side

TEMPORARILY TIGHTEN REAR NO. 1 UPPER CONTROL ARM ASSEMBLY
1. Temporarily tighten the rear No 1 upper control arm assembly to the rear suspension member with the bolt, nut, and washer
  
  Fig 1: Locating Rear No. 1 Upper Control Arm Assembly Bolt And Nut
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Temporarily tighten the rear No 1 upper control arm assembly to the rear axle carrier sub-assembly with the bolt, nut, and washer
TEMPORARILY TIGHTEN REAR NO. 2 UPPER CONTROL ARM ASSEMBLY
1. Insert the stud of the rear No 2 upper control arm assembly to the rear axle carrier sub-assembly
  
  Fig 2: Locating Rear No 2 Upper Control Arm Assembly Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Temporarily install the rear No. 2 upper control arm assembly to the rear suspension member with the bolt, nut, and washer
  HINT
  
  Push the axle carrier downward.
3. Temporarily tighten the nut.
  
  Fig 3: Locating Rear No. 2 Upper Control Arm Assembly Bolt And Nut
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Install a new nut and fully tighten the nut
  Torque: 70 N*m (714 kgf*cm, 52 ft.*lbf)
Fig 4: Locating Rear No. 2 Upper Control Arm Assembly Nuts
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
TEMPORARILY TIGHTEN REAR STABILIZER LINK ASSEMBLY
1. Temporarily install the stabilizer link assembly and the height control sensor link bracket to the rear No. 2 suspension arm assembly with the bolt and nut.
  HINT:
  
  Fully tighten the nut after stabilizing the suspension
  
  Fig 5: Locating Rear Stabilizer Link Assembly Nut And Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
TEMPORARILY TIGHTEN REAR SHOCK ABSORBER WITH COIL SPRING
1. Temporarily install the rear shock absorber with coil spring with the bolt and nut
NOTE: Turn the bolt while holding the nut.

Fig 6: Locating Rear Shock Absorber Bolt And Nut
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
STABILIZE SUSPENSION (See INSTALLATION )
FULLY TIGHTEN REAR NO. 1 UPPER CONTROL ARM ASSEMBLY
1. Fully tighten the nut.
  Torque: 161 N*m (1642 kgf*cm, 119 ft.*lbf)
  
  Fig 7: Locating Rear No. 1 Upper Control Arm Assembly Nut
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using a ball joint lock nut wrench (19 mm), fully tighten the nut.
  Torque:
  
  without the ball joint lock nut wrench (19 mm)
  
  161 N*m (1642 kgf*cm, 119 ft.*lbf)
  
  with the ball joint lock nut wrench (19 mm)
  
  119 N*m (1214 kgf*cm, 88 ft.*lbf)
  
  Fig 8: Tightening Nut
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  NOTE:
  - Use a torque wrench with a fulcrum length of 425 mm (16.73 in.).
  - Use the recommended ball joint lock nut wrench (19 mm).
  - This torque value is effective when the ball joint lock nut wrench (19 mm) is parallel to the torque wrench.
FULLY TIGHTEN REAR NO. 2 UPPER CONTROL ARM ASSEMBLY
1. Using a ball joint lock nut wrench (19 mm), fully tighten the nut.
  Torque:
  
  without the ball joint lock nut wrench (19 mm)
  
  145 N*m (1479 kgf*cm, 107 ft.*lbf)
  
  with the ball joint lock nut wrench (19 mm)
  
  107 N*m (1091 kgf*cm, 79 ft.*lbf)
  NOTE:
  - Use a torque wrench with a fulcrum length of 425 mm (16.73 in.).
  - Use the recommended ball joint lock nut wrench (19 mm).
  - This torque value is effective when the ball joint lock nut wrench (19 mm) is parallel to the torque wrench.
  Fig 9: Identifying Fulcrum Length
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
FULLY TIGHTEN REAR STABILIZER LINK ASSEMBLY
1. Fully tighten the nut
Fig 10: Locating Rear Stabilizer Link Assembly Nut And Bolt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Torque: 27 N*m (275 kgf*cm, 20 ft.*lbf)
FULLY TIGHTEN REAR SHOCK ABSORBER WITH COIL SPRING
1. Fully tighten the bolt
  Torque: 110 N*m (1122 kgf*cm, 81 ft.*lbf)
NOTE: Turn the bolt while holding the nut.

Fig 11: Locating Rear No. 2 Suspension Arm Assembly Bolt And Nut
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL NO. 2 DIFFERENTIAL SUPPORT PROTECTOR (See INSTALLATION )
INSTALL REAR WHEEL
Torque: 103 N*m (1050 kgf*cm, 76 ft.*lbf)
INSPECT AND ADJUST REAR WHEEL ALIGNMENT
See REAR WHEEL ALIGNMENT
INSPECT AND ADJUST HEADLIGHT AIMING
See ADJUSTMENT