Pic. 4.25. Lower Suspension Arm
Withdrawal
Remove the front wheel.
Remove the cotter pin, unscrew the wheel drive shaft nut and remove the washer.
Loosen the nut securing the ball joint of the lower suspension arm to the steering knuckle, do not unscrew the nut completely.
Remove the two bolts securing the front strut to the steering knuckle (lower).
Pull the wheel hub outward from the vehicle and separate the wheel drive shaft from it.
Pic. 4.26. Disconnecting the ball joint of the lower arm
With a special tool (09568-34000) Disconnect the lower arm ball joint from the lower arm (pic. 4.26).
Temporarily install the bolts securing the front strut to the steering knuckle (lower).
Loosen the stabilizer bar nut.
Loosen the two bushing bolts «A» And «G» lower lever.
Remove the lower control arm assembly.
Installation
Pic. 4.27. Tightening the self-locking nut
When tightening the stabilizer mount, holding the ball joint from turning with a wrench (14 mm), tighten the self-locking nut (pic. 4.27).
Replacing the protective boot and ball joint of the lower arm
Pic. 4.28. Removing the protective cover from the ball joint of the lower arm
Using a flathead screwdriver, remove the protective boot from the lower arm ball joint (pic. 4.28).
Remove the snap ring.
Pic. 4.29. Removing the ball joint from the lower arm
Using a plastic mallet, knock the ball joint out of the lower control arm (pic. 4.29).
Pic. 4.30. Pressing a new ball joint into the lower control arm
With a special tool (09545-11000) press the new ball joint into the lower control arm assembly (pic. 4.30).
Install retaining ring.
Pic. 4.31. Protective cover installation
With a special tool (09545-21000) install protective cover (pic. 4.31).
Bushing replacement «G» lower arm
Pic. 4.32. Installing Special Tools on the Lower Arm
Install special tools (09545-02000, 09216-21200 and 09216-21100) to the lower arm (pic. 4.32).
Press out the bushing.
Wet the following parts with soapy water:
- the outer surface of the sleeve;
- the inner mounting surface of the lower arm under the bushing.
Pic. 4.33. Installing a new bushing on the lower control arm
Install the new bushing to the lower control arm using the special tool (09216-21100 and 09624-34000) (pic. 4.33).
Pic. 4.34. Pressing in the bushing «G» lower arm
Note. Press in bushing «G» lower lever, placing it at an angle, as shown in Figure 4.34.
Examination
Check rubber bushings for wear or deformation.
Check the lower arm for bending or cracks.
Check the ball joint boot for cracks or damage.
Check all bolts for deformation and damage.
Pic. 4.35. Torque test
Check the torque of the ball joint pin of the lower arm (pic. 4.35).
If there are any cracks or tears in the ball joint boot, replace the lower arm ball joint assembly.
Rock the ball joint pin of the lower arm several times.
Measure the torque of the lower arm ball joint pin.
Rated value: 3.5 - 4 Nm.
If the torque exceeds the upper limit of the nominal value, then replace the ball joint of the lower arm assembly.
If the torque is less than the lower limit of the nominal value, then it is allowed to re-install this ball joint if there is no jamming and excessive play of the hinge pin.