Page 2825 of 3115
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.
Page 2826 of 3115
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.
Page 2827 of 3115

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.
Page 2828 of 3115
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)
Page 2829 of 3115

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.
Page 2830 of 3115

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.
Page 2831 of 3115

F17180
19°
F17595
SST
F17182
SST
SR-62
- STEERINGPOWER STEERING GEAR
2271 Author: Date:
2004 LAND CRUISER (RM1071U)
7. INSTALL CONTROL VALVE HOUSING WITH CON-
TROL VALVE ASSEMBLY
(a) Coat a new O-ring with power steering fluid, and install
it to the valve housing.
(b) Align the matchmarks on the valve housing and rack
housing, and install the valve housing with the valve as-
sembly to the rack housing.
(c) Torque the 2 bolts.
Torque: 18 N´m (180 kgf´cm, 13 ft´lbf)
8. INSTALL DUST COVER
9. INSTALL RACK GUIDE SUB- ASSEMBLY, RACK
GUIDE SPRING AND RACK GUIDE SPRING CAP
(a) Apply sealant to 2 or 3 threads of the cap.
Sealant:
Part No. 08833-00080, THREE BOND 1344,
LOCTITE 242 or equivalent
(b) Temporarily install the cap.
10. ADJUST TOTAL PRELOAD
(a) To prevent the steering rack teeth from damaging the oil
seal lip, temporarily install the RH and LH rack ends.
(b) Torque the rack guide spring cap.
Torque: 25 N´m (250 kgf´cm, 18 ft´lbf)
(c) Return the cap 19°.
(d) Using SST, turn the control valve shaft right and left 1 or
2 times.
SST 09616-0001 1
(e) Loosen the cap until the rack guide spring is not function-
ing.
(f) Using SST and a torque wrench, tighten the cap until the
preload is within specification.
SST 09616-0001 1
Preload (turning):
Center Area
1.8 - 2.2 N´m (18.4 - 22.4 kgf´cm, 16.0 - 19.5 in.´lbf)
End Area
1.3 - 1.7 N´m (13.3 - 17.3 kgf´cm, 11.5 - 15.0 in.´lbf)
Page 2832 of 3115

F04836
SSTFulcrum
Length
F05047
Rack Groove
F17183
Fulcrum Length
SST
- STEERINGPOWER STEERING GEAR
SR-63
2272 Author: Date:
2004 LAND CRUISER (RM1071U)
11. INSTALL RACK GUIDE SPRING CAP LOCK NUT
(a) Apply sealant to 2 or 3 threads of the nut.
Sealant:
Part No.08833-00080, THREE BOND 1344,
LOCTITE 242 or equivalent
(b) Holding the rack guide spring cap rotating, and using
SST, torque the nut.
SST 09922-10010
Torque: 52 N´m (520 kgf´cm, 38 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 345 mm (14.97
in.).
(c) Recheck the total preload.
Preload (turning):
Center Area
1.8 - 2.2 N´m (18.4 - 22.4 kgf´cm, 16.0 - 19.5 in.´lbf)
End Area
1.3 - 1.7 N´m (13.3 - 17.3 kgf´cm, 11.5 - 15.0 in.´lbf)
(d) Remove the RH and LH rack ends.
12. INSTALL RH AND LH CLAW WASHERS AND RACK
ENDS
(a) Install a new washer, and temporarily tighten the rack
end.
HINT:
Align the claws of the washer with the steering rack grooves.
(b) Using a spanner to hold the steering rack steady, and us-
ing SST, torque the rack end.
SST 09922-10010
Torque: 99 N´m (1,014 kgf´cm, 74 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 (13.58
in.).