Steering Gear Disassembly
Steering. Hilux. Tgn26, 36 Kun25, 26, 35, 36 Ggn25
REMOVE STEERING TURN PRESSURE TUBE
SECURE POWER STEERING LINK ASSEMBLY
REMOVE TIE ROD END SUB-ASSEMBLY LH
REMOVE TIE ROD END SUB-ASSEMBLY RH
REMOVE STEERING RACK BOOT CLAMP LH
REMOVE STEERING RACK BOOT CLAMP RH
REMOVE STEERING RACK BOOT CLIP LH
REMOVE STEERING RACK BOOT CLIP RH
REMOVE STEERING RACK BOOT LH
REMOVE STEERING RACK BOOT RH
REMOVE STEERING RACK END SUB-ASSEMBLY
REMOVE RACK GUIDE
REMOVE POWER STEERING CONTROL VALVE
REMOVE CYLINDER END STOPPER
REMOVE POWER STEERING RACK AND OIL SEAL
INSPECT POWER STEERING RACK
REMOVE "TEFLON" RING
REMOVE POWER STEERING CYLINDER TUBE OIL SEAL
Steering Gear -- Disassembly |
- NOTICE:
- When using a vise, place aluminum plates between the part and vise.
- When using a vise, do not overtighten it.
- HINT:
- Use the same procedure for RHD and LHD vehicles.
- The procedure listed below is for LHD vehicles.
1. REMOVE STEERING TURN PRESSURE TUBE |
Using a union nut wrench, remove the 2 turn pressure tubes.
Remove the 4 O-rings.
2. SECURE POWER STEERING LINK ASSEMBLY |
Using SST, secure the steering link between aluminum plates in a vise, as shown in the illustration.
- SST
- 09612-00012
3. REMOVE TIE ROD END SUB-ASSEMBLY LH |
Place matchmarks on the tie rod end, lock nut and rack end.
Text in Illustration*1
| Matchmark
|
Loosen the lock nut and remove the tie rod end and lock nut.
4. REMOVE TIE ROD END SUB-ASSEMBLY RH |
- HINT:
- Use the same procedure described for the LH side.
5. REMOVE STEERING RACK BOOT CLAMP LH |
Using pliers and a screwdriver, remove the clamp.
- NOTICE:
- Be careful not to damage the boot.
6. REMOVE STEERING RACK BOOT CLAMP RH |
- HINT:
- Use the same procedure described for the LH side.
7. REMOVE STEERING RACK BOOT CLIP LH |
Using pliers, remove the clip.
- NOTICE:
- Be careful not to damage the boot.
8. REMOVE STEERING RACK BOOT CLIP RH |
- HINT:
- Use the same procedure described for the LH side.
9. REMOVE STEERING RACK BOOT LH |
10. REMOVE STEERING RACK BOOT RH |
11. REMOVE STEERING RACK END SUB-ASSEMBLY |
Using a screwdriver and hammer, unstake the washers.
- NOTICE:
- Do not strike the steering rack.
Using a wrench, hold the steering rack (LH side).
Text in Illustration*A
| for RH Side
|
*B
| for LH Side
|
*1
| Wrench
|
*a
| Hold
|
*b
| Turn
|
Using SST, remove the steering rack end (LH side) from the power steering rack.
- SST
- 09922-10010
- HINT:
- Rotate SST in the direction shown in the illustration.
Using SST, remove the steering rack end (RH side) from the power steering rack.
- SST
- 09922-10010
- HINT:
- Rotate SST in the direction shown in the illustration.
Remove the 2 claw washers.
Using SST, remove the lock nut.
- SST
- 09922-10010
Using a 12 mm socket wrench, remove the rack guide spring cap.
Text in Illustration*1
| 12 mm Socket Wrench
|
Remove the spring and rack guide.
13. REMOVE POWER STEERING CONTROL VALVE |
Remove the 2 bolts.
Pull out the control valve from the rack housing.
Remove the control valve gasket.
Using a screw extractor, remove the 2 union seats from the control valve housing.
Text in Illustration*1
| Screw Extractor
|
14. REMOVE CYLINDER END STOPPER |
Using SST, remove the stopper.
- SST
- 09631-20120
15. REMOVE POWER STEERING RACK AND OIL SEAL |
Using SST, press out the steering rack and oil seal.
- SST
- 09950-70010(09951-07200)
- NOTICE:
- Take care not to drop the steering rack.
Remove the oil seal from the steering rack.
Remove the bush from the steering rack.
16. INSPECT POWER STEERING RACK |
Insert a wire 20 mm (0.787 in.) into the vent hole of the steering rack and make sure that the vent hole is not clogged with grease.
- NOTICE:
- If the hole is clogged, the pressure inside the boot will change after the boot is assembled and the steering wheel is turned.
Using a screwdriver, remove the "Teflon" ring and O-ring from the steering rack.
- NOTICE:
- Be careful not to damage the groove of the ring.
18. REMOVE POWER STEERING CYLINDER TUBE OIL SEAL |
Install SST (09612-07120) to SST (09612-07210).
- SST
- 09612-70100(09612-07120,09612-07210)
- NOTICE:
- Lightly apply MP grease to the tip of SST (09612-07230) and inside of SST (09612-07210 and 09612-07120) before use.
- Completely install SST (09612-07120) to SST (09612-07210) to prevent damage to the inside of the rack housing.
Insert SST (09612-07210) into the rack housing at an angle until it comes in contact with the power steering cylinder tube oil seal. Install SST (09612-07220) to SST (09612-07210).
- SST
- 09612-70100(09612-07120,09612-07210,09612-07220)
- NOTICE:
- Do not damage the inside of the power steering rack housing.
Hold SST (09612-07220) and pull SST (09612-07210) to position SST (09612-07120) inside of the rack housing.
- SST
- 09612-70100(09612-07120,09612-07210,09612-07220,09612-07230)
- HINT:
- Make sure that SST (09612-07120) is positioned at the chamfered part between the power steering cylinder tube oil seal and the rack housing.
Install SST (09612-07240) to SST (09612-07230). Insert the tip of SST (09612-07230) into the service hole of SST (09612-07120) in the rack housing.
- SST
- 09612-70100(09612-07120,09612-07230,09612-07240)
- NOTICE:
- Make sure that SST (09612-07240) is installed to prevent damage to SST (09612-07120).
- Do not damage the inside of the rack housing.
Install SST (09951-07150) to SST (09612-07230). Using a press, remove the power steering cylinder tube oil seal.
- SST
- 09612-70100(09612-07120,09612-07230,09612-07240)
09950-70010(09951-07150)
- NOTICE:
- Do not damage the rack housing.
- HINT:
- Replace SST (09951-07150) with another of different length from the set if necessary.