Part 1
OVERHAULHINT:
COMPONENTS: See Diagrams; Exploded Views.
NOTICE:
^ When installing, coat the parts indicated by the arrow with power steering fluid or molybdenum disulfide lithium base grease.
^ Remove the steering wheel assembly before the steering gear removal, because there is possibility of breaking of the spiral cable.
^ When using a vise, do not overtighten.
1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD
2. REMOVE FRONT WHEEL
a) Remove the 10 bolts and ornament.
b) Remove the 5 nuts and front wheel.
3. REMOVE SWITCH & VOLUME CASE [86174A/98-52]
4. REMOVE STEERING PAD SWITCH MODULATOR [84245A/98-52]
5. REMOVE STEERING WHEEL COVER LOWER NO. 2 [45186/98-52]
6. REMOVE HORN BUTTON ASSY [45130/98-52]
7. REMOVE STEERING WHEEL ASSY [45100/98-52]
SST 09950-50012 (09951-05010, 09952-05010, 09953-05020, 09950-05020)
8. SEPARATE TIE ROD ASSY LH [45470/98-53]
a) Remove the 2 bolts and caliper.
b) Support the brake caliper securely.
c) Remove the clip and nut
d) Using SST, disconnect the tie rod end from the lower ball joint
SST 09628-62011
9. SEPARATE TIE ROD ASSY RH [45460/98-53]
HINT: Employ the same manner described to the tie rod assy LH
SST 09628-62011
10. REMOVE ENGINE UNDER COVER NO. 2 51442E/98-65]
11. REMOVE FRONT SUSPENSION MEMBER BRACE REAR RH [52257/98-65]
a) Remove the bolt, nut and front suspension member brace rear RH.
12. REMOVE FRONT SUSPENSION MEMBER BRACE REAR LH [52258A/98-65]
a) Remove the bolt, nut and front suspension member brace rear LH.
13. REMOVE FRONT SUSPENSION MEMBER BRACE SUB-ASSY RH [51403A/98-65]
a) Remove the 4 bolts and front suspension member brace sub-assy.
14. SEPARATE STEERING SLIDING YOKE SUB-ASSY [45209/98-49]
a) Place match-marks on the steering sliding yoke sub-assy and control valve shaft.
b) Loosen the bolt "A" and remove the bolt "B" and disconnect the steering sliding yoke sub-assy.
15. SEPARATE PRESSURE FEED TUBE ASSY [44410/90-51]
a) Pressure feed tube:
Remove the union bolt and gasket.
b) Return tube:
Remove the union bolt and 2 gaskets.
HINT: When the tool cannot be easily inserted, loosen the 4 rack and pinion power steering gear assy set bolts and slide the rack and pinion power steering near assy rearward a little.
16. REMOVE RACK & PINION POWER STEERING GEAR ASSY [44250/98-53]
a) Remove the 2 bolts and disconnect the 2 tube clamps.
b) Disconnect the connector assy.
c) Remove the 4 gear assy set bolts and rack and pinion power steering gear assy.
d) Remove the steering rack housing bracket No. 2 and grommet.
17. FIX RACK & PINION POWER STEERING GEAR ASSY [44250/98-53]
a) Using SST, remove the steering right turn pressure tube and steering left turn pressure tube.
SST 09023-38200
b) Remove the steering turn pressure tube union seat from the power steering rack housing.
c) Using SST, secure the rack and pinion power steering gear assy in a vise, as shown in the illustration.
SST 09612-00012
18. REMOVE TIE ROD ASSY LH [45470/98-53]
a) Place match-marks on the tie rod assy LH and rack end.
b) Loosen the lock nut, and remove the tie rod assy LH lock nut.
19. REMOVE TIE ROD ASSY RH [45460/98-53]
HINT: Employ the same manner described to the tie rod assy LH.
20. INSPECT TIE ROD ASSY LH [45470/90-53]
a) Secure the tie rod assy LH in a vise.
b) Install the nut to the stud bolt.
c) Flip the bail joint stud back and forth 5 times.
d) Using a torx wrench, turn the nut continuously at a rate of 2 - 4 seconds per 1 turn and take the torque reading of the 5th turn.
Turning torque: 0.49 - 3.43 Nm (5.0 - 35 kgf-cm, 4.34 - 30.38 inch lbs.)
21. INSPECT TIE ROD ASSY RH[45460/98-53]
HINT: Employ the same manner described to the tie rod assy LH.
22. REMOVE STEERING RACK BOOT CLIP [45535B/98-53]
a) Remove the 2 boot clips.
23. REMOVE STEERING RACK BOOT NO. 1 CLIP [45535D/98-53]
a) Using pliers, loosen the clamp, as shown in the illustration.
NOTICE: Be careful not to damage the steering rack boot No. 1.
24. REMOVE STEERING RACK BOOT NO. 2 CLAMP [45536A/98-53]
HINT: Employ the same manner described to the rack boot No. 1 clamp.
25. REMOVE STEERING RACK BOOT NO. 1 [45535/98-53]
a) Remove the clip and steering rack boot No. 1.
HINT: Mark the No. 1 and No. 2 rack boots.
26. REMOVE STEERING RACK BOOT NO. 2 [45536/98-53]
HINT: Employ the same manner described to the steering rack boot No. 1.
27. REMOVE STEERING RACK END SUB-ASSY [45503/98-53]
a) Using a screwdriver and a hammer, unstake the steering rack end claw washer.
NOTICE: Avoid any impact to the power steering rack.
b) Using a spanner, hold the power steering rack steadily, and using SST, remove the rack end.
SST 09922-10010
NOTICE: Use SST 09922-10010 in the direction shown in the illustration.
c) Employ the same manner described to the other side.
HINT: Mark the RH and LH rack ends.
28. REMOVE STEERING RACK END CLAW WASHER [45503B/98-53]
a) Remove the 2 steering rack end claw washers.
29. REMOVE RACK GUIDE
a) Using SST, remove the steering rack guide spring cap nut.
SST 09922-10010
NOTICE: Use SST 09922-10010 in the direction shown in the illustration.
b) Remove steering rack guide spring cap, steering rack guide spring, conical spring washer and steering gear rack guide.
c) Remove the rack guide seat from the steering gear rack guide.
30. REMOVE POWER STEERING CONTROL VALVE
a) Remove steering gear dust cover.
b) Place matchmarks on the control valve housing and power steering rack housing.
c) Remove the 2 bolts.
d) Pull out the power steering control valve assembly with the control valve housing.
e) Remove the O-ring from the power steering rack housing.
f) Using SST, loosen the bearing guide nut.
SST 09631-20060
g) Wind vinyl tape to the control valve shaft.
h) Using a plastic hammer, tap out the power steering control valve assembly with the bearing guide nut from the control valve housing.
NOTICE: Be careful not to damage the oil seal lip.
i) Remove the bearing guide nut from the power steering control valve assembly.
NOTICE: Be careful not to damage the oil seal lip.
j) Remove the O-ring from the bearing guide nut.
k) Using a screwdriver, remove the 4 power steering control valve rings from the control valve assembly.
NOTICE: Be careful not to damage the grooves for the power steering control valve ring.
31. REMOVE POWER STEERING CONTROL VALVE UPPER OIL SEAL
a) Using SST, press out the power steering control valve upper oil seal and bearing from the control valve housing.
SST 09950-60010 (09951-00260), 09950-70010 (09951-07150)
32. REMOVE POWER STEERING CONTROL VALVE LOWER OIL SEAL
a) Using SST, press out the power steering control valve lower oil seal from the bearing guide nut.
SST 09950-60010 (09951-00320), 09950-70010 (09951-07100)
33. INSPECT POWER STEERING CONTROL VALVE
a) Check the bearing rotation condition and check for abnormal noise.
If the bearing is worn or damaged, replace the control valve assembly.
b) Coat the bearing with molybdenum disulfide lithium base grease.
34. REMOVE CYLINDER END STOPPER
a) Using SST, remove the cylinder end stopper.
SST 09631-20090
b) Remove the O-ring from the cylinder end stopper.
35. INSPECT CYLINDER END STOPPER
a) Check the inside of the bushing of the cylinder end stopper for cracks. If faulty, replace the bushing.
b) Apply molybdenum disulfide lithium base grease to the inside of the bushing.
36. REMOVE POWER STEERING RACK
a) Using SST and a press, press out the steering rack, power steering cylinder housing spacer and power steering rack housing oil seal.
NOTICE: Take care not to drop the power steering rack.
SST 09950-70010 (09951-07200)
b) Remove the power steering cylinder housing spacer and power steering rack housing oil seal from the power steering rack.
c) Using SST, press out the power steering cylinder tube oil seal.
SST 09950-60010 (09951-00280), 09950-70010 (09951-07360)
37. REMOVE POWER PISTON OIL SEAL
a) Using a screwdriver, remove the power piston oil seal and O-ring from the steering rack.
NOTICE: Be careful not to damage the groove for the power piston oil seal.
38. INSPECT POWER STEERING RACK
a) Using a dial indicator, check the steering rack for runout and for teeth wear and damage.
Maximum runout: 0.03 mm (0.0118 inch)
b) Check the back surface for wear and damage.
39. INSPECT POWER STEERING CONTROL VALVE LOWER BEARING
a) Check the bearing of the rack housing for pit marks or damage.
If faulty, replace the rack and pinion power steering gear assy.
40. INSTALL POWER PISTON OIL SEAL
a) Coat a new O-ring with power steering fluid and install it.
b) Expand a new power piston oil seal with your finger.
NOTICE: Be careful not to overexpand the power piston oil seal.
c) Coat the ring with power steering fluid.
d) Install the power piston oil seal to the power steering rack, and settle it down with your fingers.