1991 Lexus LS 400 Wheel Hub Service and Repair

1991 Lexus LS 400 V8-4.0L (1UZ-FE)

Wheel Hub Service and Repair Front

Front Axle Hub Components

REMOVAL OF STEERING KNUCKLE WITH AXLE HUB

1. (w/ AIR SUSPENSION) MOVE HEIGHT CONTROL ON/OFF SWITCH IN LUGGAGE COMPARTMENT TO "OFF"

2. JACK UP VEHICLE, REMOVE FRONT WHEEL

3. REMOVE FRONT BRAKE CYLINDER AND DISC ROTOR

(a) Remove the two bolts and remove the brake cylinder from the steering knuckle.

(b) Hang up the brake cylinder using wire, etc.

(c) Place matchmarks on the disc rotor and axle hub.

(d) Remove the two screws and remove the disc rotor.

4. REMOVE SPEED SENSOR FROM STEERING KNUCKLE

5. CHECK BACKLASH IN BEARING SHAFT DIRECTION Place the dial indicator near the center of the axle hub and check the backlash in the bearing shaft direction. Maximum: 0.05 mm (0.0020 in.) If greater than the specified maximum, replace the bearing.

6. CHECK AXLE HUB DEVIATION Using a dial indicator, check the deviation at the surface of the axle hub outside the hub bolt. Maximum: 0.05 mm (0.0020 in.) If greater than the specified maximum, replace the axle hub. Download File PDF


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