Removal and Installation

Fig. 44 Removing Power Steering Gear. LS 400:

Refer to Fig. 44 when replacing power steering gear, noting the following:
1. Disable airbag system as described under MAINTENANCE PROCEDURE/AIRBAG SYSTEM DISARMING.

Fig. 45 Securing Steering Wheel:

2. Disconnect universal joint as follows:
a. Position front wheels facing straight ahead.
b. Using seat belt of driver's seat, fix the steering wheel so that it does not turn, Fig. 45.
c. Place alignment marks on universal joint and control valve shaft.
d. Loosen upper universal joint bolt and remove lower universal joint bolt, then disconnect universal joint.
3. Disconnect tie rod end using ball joint puller tool No. 09628-62011 or equivalent. On LS 400 models, it may be necessary to move the disc brake caliper assembly to get necessary clearance to remove the tie rod end.

Fig. 49 Installing Power Steering Gear Assembly. LS 400:

4. When connecting universal joint, set gear housing so that it matches the dimensions shown in Fig. 49, with gear housing at the center point.
5. Align marks made during removal and connect universal joint.
6. On LS 400, after inserting the rotation stopper in the valve housing holes, tighten the union bolt.
7. If steering wheel has been removed or moved during operation, always perform centering of spiral cable.
8. Check steering wheel center point, then check toe-in.