Lexus IS250 · Service Manual SUSPENSION & AXLE

INSPECTION

Inspection


INSPECT FRONT LOWER BALL JOINT

  1. C104860
    Inspect the turning of the front lower ball joint.

    1. Flip the ball joint stud back and forth 5 times as shown in the illustration.

    2. Temporarily install the nut, and use a torque wrench to turn the nut continuously at a rate of 3 to 5 seconds per turn. Take the torque reading on the 5th turn.

      Turning torque:
      0.5 to 6.0 N*m (5.1 to 61 kgf*cm, 4.4 to 53 in.*lbf)

  1. Inspect the turning of the tie rod ball joint.

    1. Flip the ball joint stud back and forth 5 times as shown in the illustration.

    2. Temporarily install the nut, and use a torque wrench to turn the nut continuously at a rate of 3 to 5 seconds per turn. Take the torque reading on the 5th turn.

      Turning torque:
      0.8 to 4.5 N*m (8.2 to 45.9 kgf*cm, 7.1 to 39.8 in.*lbf) or less

  1. Check the dust boots for cracks or grease leakage.
    If the value is not within the specified range, replace the front lower ball joint with a new one.

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