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Home >> Lexus >> 2024 >> RC 350 Base, RWD >> Repair and Diagnosis >> Suspension >> Front Suspension >> Suspension System (Front) - Service Information >> FRONT LOWER SUSPENSION ARM (for 2WD) >> Installation [09/2014 - 10/2015] >> Procedure

Installation [09/2014 - 10/2015]: Procedure

  1. TEMPORARILY TIGHTEN LOWER NO. 2 ARM BRACKET SUB-ASSEMBLY 
    1. Temporarily tighten the lower No. 2 arm bracket sub-assembly to the front lower suspension arm assembly with the nut and washer.
  2. INSTALL FRONT LOWER BALL JOINT ASSEMBLY 

    See step  1

  3. TEMPORARILY TIGHTEN FRONT LOWER SUSPENSION ARM ASSEMBLY 
    1. Install the front lower suspension arm assembly and strut bar bracket reinforcement with the 3 bolts.
      GTY510012Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Bolt (A) 

      Torque: 194 N.m (1978 kgf/cm, 143 ft.lbf) 

      Bolt (B) 

      Torque: 57 N.m (581 kgf/cm, 42 ft.lbf) 

    2. Temporarily tighten the front of the front lower suspension arm assembly with the bolt, nut and washer.
      NOTE:

      Insert the bolt from the front of the vehicle. Then install the washer and temporarily tighten the nut.

  4. INSTALL FRONT SUSPENSION CROSSMEMBER REINFORCEMENT 
    1. Install the front suspension crossmember reinforcement and lower no. 2 arm bracket sub-assembly with the 2 bolts and 2 nuts to the front suspension crossmember sub-assembly.

      Torque: 86 N.m (877 kgf/cm, 63 ft.lbf) 

  5. CONNECT FRONT LOWER BALL JOINT ASSEMBLY 
    1. Connect the front lower ball joint assembly to the steering knuckle with the 2 bolts.

      Torque: 150 N.m (1530 kgf/cm, 111 ft.lbf) 

  6. CONNECT TIE ROD ASSEMBLY 

    Refer to PROCEDURE - Step 4

  7. INSTALL FRONT STABILIZER LINK ASSEMBLY 

    See step  9

  8. TEMPORARILY TIGHTEN FRONT SHOCK ABSORBER WITH COIL SPRING 
    1. Temporarily tighten the front shock absorber with coil spring to the front lower suspension arm assembly with the bolt and nut.
      NOTE:
      • Insert the bolt from the rear of the vehicle.
      • Because the nut has its own stopper, do not turn the nut. Tighten the bolt with the nut secured.

      HINT: 

      Fully tighten the bolt after stabilizing the suspension.

  9. INSTALL FRONT SKID CONTROL SENSOR WIRE 

    See step  7

  10. STABILIZE SUSPENSION 

    See step  8

  11. FULLY TIGHTEN FRONT SHOCK ABSORBER WITH COIL SPRING 

    See step  9

  12. FULLY TIGHTEN FRONT LOWER SUSPENSION ARM ASSEMBLY 
    1. Fully tighten the bolt on the front of the front lower suspension arm assembly.

      Torque: 135 N.m (1377 kgf/cm, 100 ft.lbf) 

    2. Fully tighten the installation nut of the lower No. 2 arm bracket sub-assembly

      Torque: 113 N.m (1152 kgf/cm, 83 ft.lbf) 

  13. INSTALL FRONT SUSPENSION MEMBER BRACE 

    Refer to PROCEDURE - Step 113

  14. INSTALL NO. 1 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 116

  15. INSTALL FRONT WHEEL 

    Refer to PROCEDURE - Step 1

  16. INSPECT AND ADJUST FRONT WHEEL ALIGNMENT 

    Refer to ADJUSTMENT [09/2014 - 11/2017]