Front Suspension: Other Lexus GS II рестайлинг

BALL JOINT ROTATION CHECKING

Inspect ball joints for wear. Move ball joint fully back and forth 5 times. Install nut and use torque wrench to rotate. Turn nut continuously at one turn every 2-4 seconds and read torque on fifth turn. Replace ball joint if rotating torque exceeds specification or there is unusual resistance or looseness. See BALL JOINT ROTATING TORQUE SPECIFICATIONS table.

BALL JOINT ROTATING TORQUE SPECIFICATIONS

BEARING BACKLASH & AXLE HUB DEVIATION

1. Using a dial indicator near center of axle hub, check backlash in bearing shaft direction. (Scheme 35) If backlash exceeds.0020 inches (.05 mm), replace bearing.
2. Using a dial indicator, check deviation at the surface of axle hub outside hub bolt. (Scheme 35) If deviation exceeds.0020 inches (.05 mm), replace axle hub.

Scheme 35

LOWER BALL JOINT EXCESSIVE PLAY

1. Remove tire and install lug nuts to disc.
2. Using a dial indicator, check lower ball joint for excessive play when you push lug nuts up and down with a force of 66 ft.lbs. (294 N). Maximum play should be .035 inches (.9 mm). If not within specification, replace lower ball joint.

RIDE HEIGHT

Note. Before measuring ride height, bounce vehicle several times to stabilize suspension.

1. Measure front vehicle height. Standard front height is measured from ground to center of lower control arm mounting bolt. (Scheme 36)
2. Measure rear vehicle height. Standard rear height is measured from ground to center of No. 2 lower control arm mounting bolt. (Scheme 36)
3. For standard vehicle height specifications, see «STANDARD VEHICLE HEIGHT SPECIFICATIONS»(ref-156691-S33037775852003072500000) table.

STANDARD VEHICLE HEIGHT SPECIFICATIONS

Scheme 36