Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Torque Specification
WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
TORQUE SPECIFICATION
| Part Tightened | N.m | kgf.cm | ft.lbf |
|---|---|---|---|
| Transfer case lower protector x Transfer | 18 | 184 | 13 |
| Transfer x Transfer adaptor | 24 | 240 | 17 |
| Front bearing retainer sub-assy x Front case | 11.5 | 117 | 8 |
| Transfer case cover sub-assy x Front case | 18 | 185 | 13 |
| Output shaft companion flange sub-assy lock nut | 118 | 1,200 | 87 |
| Extension housing sub-assy rear x Case rear | 12 | 120 | 9 |
| Front case x Case rear | 28 | 285 | 21 |
| Gear shift fork No.2 x Transfer shift actuator assy | 24 | 245 | 18 |
| Shift shaft stopper x Case rear (VF4AM) | 19 | 195 | 14 |
| CTR differential lock fork sub-assy x Transfer shift actuator assy | 24 | 245 | 18 |
| Transfer shift actuator assy x Case rear | 20 | 200 | 14 |
| Case No. 1 plug (Filler plug) x Case rear | 37 | 380 | 27 |
| Case No.1 plug (Drain plug) x Case rear | 37 | 380 | 27 |
| Oil separator sub-assy x Case rear | 7.8 | 80 | 69 in.lbf |
| Oil pump body sub-assy x Case rear | 7.8 | 80 | 69 in.lbf |
| Transfer case plug x Front case | 18.6 | 190 | 14 |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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