Lexus IS250 · Service Manual SUSPENSION & AXLE

REPLACEMENT

Removal / installation


1. REMOVE FRONT WHEEL

2. REMOVE FRONT DISC BRAKE CALIPER ASSEMBLY

  1. C127363
    Remove the No. 1 caliper plates from the brake caliper.

    NOTICE:
    Use wire or equivalent to prevent the brake caliper from hanging down by the flexible hose.


3. REMOVE FRONT DISC

  1. F041543E02
    Put matchmarks on the disc and the axle hub.

  1. Remove the front disc.


4. REMOVE FRONT AXLE HUB BOLT

  1. C129105E02
    Using SST, remove the front axle hub bolt.
    SST
    09628-10011  

    NOTICE:
    Do not damage the threads of the hub bolts.


5. INSTALL FRONT AXLE HUB BOLT

  1. C129103E02
    Install the washer and nut to a new bolt as shown in the illustration.

  1. Using a screwdriver or equivalent to hold the hub, turn the wheel nut to pull the hub bolt until the bottom surface of the hub bolt head touches the axle hub.

    NOTICE:
    Do not damage the threads of the hub bolts.


6. INSTALL FRONT DISC

  1. Align the matchmarks and install the front disc.

    HINT:
    When replacing the disc with a new one, select the installation position where the front disc has the minimum runout.


7. INSTALL FRONT DISC BRAKE CALIPER ASSEMBLY

  1. C127363
    Install the brake caliper assembly and new No. 1 caliper plates to the steering knuckle with the 2 bolts.

    Torque:
    78 N*m{ 795 kgf*cm , 58 ft.*lbf }

    NOTICE:
    1. Do not twist the front brake hose when installing the front disc brake caliper.
    2. Make sure that there are no foreign objects or damage to the threads of the bolts.
    3. Do not overtighten the bolts because the steering knuckle is made of aluminum and may be damaged easily.


8. INSTALL FRONT WHEEL

Torque:
103 N*m{ 1,050 kgf*cm , 76 ft.*lbf }

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