Upper Control Arm Installation Details
1. The upper control arm installation details are shown in the illustration above.
2. Set the parking brake. Loosen the nuts of the corresponding front wheel. Jack up the front of the car and place it on supports. Remove the wheel and its wheel liner.
3. Remove the brake caliper and tie it to the side of the suspension element (see chapter Brake system).
(The original version is published on the website: ToyotaMan.ru)
4. Remove the brake hose support brackets from the upper control arm and, on ABS models, from the wheel sensor wiring harness.
5. Support the lower suspension arm with a trolley jack.
Caution! The lever must remain supported throughout the entire procedure.
6. Remove the torsion bar (see section Removal and installation torsion bars).
7. Disconnect the steering knuckle from the upper suspension arm (see section Removal and installation the steering knuckle assembly with the hub).
8. Mark the position of the camber adjustment cams on the body, loosen the nuts and remove the cams (refer to the accompanying illustration).
9. Remove the upper suspension arm.
10. Assess the condition and degree of wear of the bushings. Replace defective components; replacement should be done in a car service workshop.
11. Installation is carried out in the reverse order. Make sure that all fasteners are tightened to the required force. It would be reasonable to check and adjust the front wheel alignment angles.