TOYOTA LAND CRUISER 1998 Factory Repair Manual

F06126
Tie Rod End
Lock Nut
55 (560, 41)
Clip
Rack Boot
 Clamp
 Claw WasherRack End
132 (1,350, 98)
*99 (1,014, 74)
Cylinder End
Stopper
 O-Ring
Bushing
Spacer
 Oil Seal
Steering Rack
 O-Ring
 Teflon Ring
Rack Housing
 Claw Washer
 Clamp
Rack Boot
Lock Nut
55 (560, 41)
Clip
Tie Rod End
N´m (kgf´cm, ft´lbf) : Specified torque
 Non-reusable part
Molybdenum disulfide lithium base grease
Power steering fluid
*For use with SST
145 (1,480, 107)
*110 (1,122, 81)
Rack End132 (1,350, 98)
*99 (1,014, 74)
- STEERINGPOWER STEERING GEAR
SR-49
2258 Author
: Date
:
2004 LAND CRUISER (RM1071U)

F06127
24.5 (250, 18)
*23 (230, 17)
24.5 (250, 18)
*23 (230, 17)Turn Pressure TubeControl Valve
Housing
Dust Cover
18 (180, 13)
 Union Seat
 O-Ring
 Oil Seal
 Bearing
Control Valve
Assembly
 Teflon Ring
 Oil Seal
 O-Ring
Bearing Guide Nut
24.5 (250, 18)
Rack Guide Sub-assembly
Rack Guide Spring

Rack Guide Spring
Cap

Rack Guide Spring Cap
Lock Nut
70 (700, 51)
*51 (520, 38)
N´m (kgf´cm, ft´lbf) : Specified torque
 Non-reusable part

Precoated part
Molybdenum disulfide lithium base grease
Power steering fluid
* For use with SST
SR-50
- STEERINGPOWER STEERING GEAR
2259 Author
: Date
:
2004 LAND CRUISER (RM1071U)

SR0ML-07
F06129
SST
F06130
SST
F04816
F06131
- STEERINGPOWER STEERING GEAR
SR-53
2262 Author
: Date
:
2004 LAND CRUISER (RM1071U)
DISASSEMBLY
NOTICE:
When using a vise, do not overtighten it.
1. SECURE PS GEAR ASSEMBLY IN VISE
Using SST, secure the gear assembly in a vise, as shown in the
illustration.
SST 09630-00014 (09631-00142)
2. REMOVE 2 TURN PRESSURE TUBES
Using SST, remove the tube.
SST 09023-38200
3. REMOVE RH AND LH CLIPS, RACK BOOTS AND
CLAMPS
(a) Using pliers, loosen the clamp, as shown in the illustra-
tion.
NOTICE:
Be careful not to damage the boot.
(b) Remove the clip, rack boot and clamp.
(c) Employ the same manner described above to the other
side.
HINT:
Mark the RH and LH rack boots.
4. REMOVE RH AND LH RACK ENDS AND CLAW WASH-
ERS
(a) Using a screwdriver and hammer, stake back the washer.
NOTICE:
Avoid and impact to the steering rack.

F06132
SST
F10798
SST
F10799
Matchmarks
F04822
SST
SR-54
- STEERINGPOWER STEERING GEAR
2263 Author
: Date
:
2004 LAND CRUISER (RM1071U)
(b) Using a spanner to hold the steering rack steady, and us-
ing SST, remove the rack end.
SST 09922-10010
NOTICE:
Use SST 09922-10010 in the direction shown in the illustra-
tion.
(c) Remove the claw washer.
(d) Employ the same manner described above to the other
side.
HINT:
Mark the RH and LH rack ends.
5. REMOVE RACK GUIDE SPRING CAP LOCK NUT
Using SST, remove the nut.
SST 09922-10010
NOTICE:
Use SST 09922-10010 in the direction shown in the illustra-
tion.
6. REMOVE RACK GUIDE SPRING CAP
7. REMOVE RACK GUIDE SPRING AND RACK GUIDE
SUB-ASSEMBL Y
8. REMOVE DUST COVER
9. REMOVE CONTROL VALVE HOSING WITH CONTROL
VALVE ASSEMBLY
(a) Place matchmarks on the valve housing and rack hous-
ing.
(b) Remove the 2 bolts.
(c) Pull out the control valve assembly with the valve hous-
ing.
(d) Remove the O-ring from the valve housing.
10. REMOVE CONTROL VALVE ASSEMBLY
(a) Using SST, loosen the bearing guide nut.
SST 09631-20060

F04825
Vinyl Tape
F10800
SST
F10801
SST
Press
- STEERINGPOWER STEERING GEAR
SR-55
2264 Author
: Date
:
2004 LAND CRUISER (RM1071U)
(b) Wind vinyl tape to the control valve shaft.
(c) Using a plastic hammer, tap out the valve assembly with
the nut from the control valve housing.
NOTICE:
Be careful not to damage the oil seal lip.
(d) Remove the nut from the valve assembly.
NOTICE:
Be careful not the damage the oil seal lip.
(e) Remove the O-ring from the nut.
11. REMOVE CYLINDER END STOPPER AND SPACER
(a) Using SST, remove the stopper.
SST 09922-10010
NOTICE:
Use SST 09922-10010 in the direction shown in the illustra-
tion.
(b) Remove the O-ring from the stopper.
12. REMOVE STEERING RACK AND OIL SEAL
(a) Using SST, press out the rack and oil seal.
NOTICE:
Take care not to drop the rack.
SST 09950-70010 (09951-07200)
(b) Remove the oil seal from the rack.

SR1C4-02
R10072
Dial Indicator
F17589
Needle Roller
Bearing
R09561
Bearing
SR-56
- STEERINGPOWER STEERING GEAR
2265 Author
: Date
:
2004 LAND CRUISER (RM1071U)
INSPECTION
1. INSPECT STEERING RACK
(a) Using a dial indicator, check the rack for runout and for
teeth wear and damage.
Maximum runout: 0.3 mm (0.012 in.)
(b) Check the back surface for wear and damage.
2. INSPECT BEARING
(a) Check the needle roller bearing of the rack housing for pit-
marks or damage.
If faulty, replace the rack housing,
(b) Coat the inside of the bearing with molybdenum disulfide
lithium base grease.
3. INSPECT BEARING
(a) Check the bearing rotation condition and check for abnor-
mal noise.
If the bearing is worn or damaged, replace the control valve as-
sembly.
(b) Coat the bearing with molybdenum disulfide lithium base
grease.

F17185
SR0MO-08
F12855
SST
Fulcrum
Length
F04791
Stopper
- STEERINGPOWER STEERING GEAR
SR-65
2274 Author
: Date
:
2004 LAND CRUISER (RM1071U)
INSTALLATION
1. INSTALL PS GEAR ASSEMBLY
Torque the 2 new gear assembly set bolts, nuts and washers.
Torque: 120 N´m (1,250 kgf´cm, 89 ft´lbf)
HINT:
Slide the gear assembly to the right side, slide the gear assem-
bly to the left side and position it.
2. INSTALL RH AND LH TIE ROD ENDS AND LOCK NUTS
(a) Screw the lock nut and tie rod end onto the rack end until
the matchmarks are aligned.
(b) After adjusting toe-in, torque the nut (See page
SA-6).
Torque: 55 N´m (560 kgf´cm, 41 ft´lbf)
3. CONNECT TUBE CLAMP
Torque the bolt.
Torque: 18 N´m (180 kgf´cm, 13 ft´lbf)
4. CONNECT RETURN TUBE
Using SST, connect the tube.
SST 09023-38400
Torque: 50 N´m (510 kgf´cm, 37 ft´lbf)
HINT:

Use a torque wrench with a fulcrum length of 300 mm
(11.81 in.).

This torque value is effective in case that SST is parallel
to a torque wrench.
5. CONNECT PRESSURE FEED TUBE
Torque the union bolt with a new gasket.
HINT:
Make sure the stopper of the pressure feed tube touches the
PS gear assembly as shown in the illustration, then torque the
bolt.
Torque: 42 N´m (430 kgf´cm, 31 ft´lbf)
6. CONNECT NO. 2 INTERMEDIATE SHAFT ASSEMBLY
(See page SR-24)
7. INSTALL ENGINE OIL FILTER ASSEMBLY
(a) Install a new O-ring.
(b) Torque the 2 bolts and nut with the bracket.
Torque: 18 N´m (180 kgf´cm, 13 ft´lbf)
(c) Connect the 2 clips and hoses.
8. CONNECT RH AND LH TIE ROD ENDS (See page
SA-20)
9. INSTALL NO. 2 ENGINE UNDER COVER
Tighten the 6 bolts.

SR-66
- STEERINGPOWER STEERING GEAR
2275 Author
: Date
:
2004 LAND CRUISER (RM1071U)
10. INSTALL NO. 1 ENGINE UNDER COVER
Tighten the 7 bolts.
11. POSITION FRONT WHEELS FACING STRAIGHT
AHEAD
HINT:
Do it with the front of the vehicle jacked up.
12. CENTER SPIRAL CABLE (See page SR-24)
13. INSTALL STEERING WHEEL
(a) Align the matchmarks on the wheel and steering column
main shaft.
(b) Temporarily tighten the wheel set nut.
(c) Connect the connector.
14. BLEED POWER STEERING SYSTEM (See page
SR-4)
15. CHECK STEERING WHEEL CENTER POINT
16. TORQUE STEERING WHEEL SET NUT
Torque: 50 N´m (510 kgf´cm, 37 ft´lbf)
17. INSTALL STEERING WHEEL PAD (See page SR-24)
18. CHECK FRONT WHEEL ALIGNMENT (See page
SA-6)
19. PERFORM ZERO POINT CALIBRATION OF YAW RATE
AND DECELERATION SENSORS (See page DI-505)

SR1IN-01
F17593
Rack Teeth End
SST
F10802
SST
F17594
Cylinder End Stopper
Wooden
Block
SR-60
- STEERINGPOWER STEERING GEAR
2269 Author
: Date
:
2004 LAND CRUISER (RM1071U)
REASSEMBLY
NOTICE:
When using a vise, do not overtighten it.
1. COAT PARTS INDICATED BY ARROWS WITH POWER
STEERING FLUID OR MOLYBDENUM DISULFIDE
LITHIUM BASE GREASE
(See page SR-48)
2. INSTALL STEERING RACK
(a) Install SST to the rack.
SST 09631-00350
HINT:
If necessary, scrape the burrs off the rack teeth end and bur-
nish.
(b) Coat SST with power steering fluid.
(c) Install the rack into the rack housing.
(d) Remove the SST.
3. INSTALL OIL SEAL
(a) Install SST to the steering rack opposite end.
SST 09631-00350
(b) Coat SST with power steering fluid.
(c) Coat a new oil seal lip with power steering fluid.
(d) Install the oil seal by pushing it onto the SST without tilt-
ing.
NOTICE:
Make sure to install the oil seal facing the correct direction.
(e) Remove the SST.
4. INSTALL SPACER AND CYLINDER END STOPPER
(a) Install the spacer.
(b) Coat a new O-ring with power steering fluid, and install
it to the stopper.
(c) Using a wooden block and hammer, drive in the stopper
until it is tightly installed.
NOTICE:
Be careful not to damage the O-ring.

F04837
Fulcrum
Length
SST
F10803
SST
F04832
Vinyl Tape
F04824
SST
F04823
- STEERINGPOWER STEERING GEAR
SR-61
2270 Author
: Date
:
2004 LAND CRUISER (RM1071U)
(d) Using SST, torque the stopper.
SST 09922-10010
Torque: 110 N´m (1,122 kgf´cm, 81 ft´lbf)
NOTICE:
Use SST 09922-10010 in the direction shown in the illustra-
tion.
HINT:
Use a torque wrench with a fulcrum length of 380 mm (14.97
in.).
5. AIR TIGHTNESS TEST
(a) Install SST to the unions of the rack housing.
SST 09631-12071
(b) Apply 53 kPa (400 mmHg, 15.75 in.Hg) of vacuum for
about 30 seconds.
(c) Check that there is no change in the vacuum.
If there is change in the vacuum, check the installation of the oil
seals.
6. INSTALL CONTROL VALVE ASSEMBLY
(a) Coat the teflon rings with power steering fluid.
(b) To prevent oil seal lip damage, wind vinyl tape on the ser-
rated part of the control valve shaft.
(c) Push the valve assembly into the control valve housing.
NOTICE:
Be careful not to damage the teflon rings and oil seal lip.
(d) Coat a new O-ring with power steering fluid, and install
it to the bearing guide nut.
(e) Using SST, torque the nut.
SST 09631-20060
Torque: 24.5 N´m (250 kgf´cm, 18 ft´lbf)
NOTICE:
Be careful not to damage the oil seal lip.
(f) Using a punch, stake the nut.