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.
2004 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Torque Specifications
Torque Specifications
| Part tightened | N.m | kgf.cm | ft.lbf | |
|---|---|---|---|---|
| Propeller intermediate shaft x Transmission | 79 | 805 | 58 | |
| Propeller shaft x Companion flange | 79 | 805 | 58 | |
| Center support bearing x Body | 37 | 375 | 27 | |
| Front floor heat insulator No. 1 set bolt | 5.4 | 55 | 48 in..lbf | |
| Oxygen sensor x Exhaust pipe | 44 | 450 | 32 | |
| Rear suspension member brace x Body | 50 | 510 | 37 | |
| Center floor cross member brace x Body | 7.4 | 75 | 65 in..lbf | |
| Differential carrier set nut | Front side | 105 | 1,065 | 77 |
| Rear side | 142 | 1,450 | 105 | |
| Drain plug | 49 | 500 | 36 | |
| Filler plug | 49 | 500 | 36 | |
| Breather plug | 21 | 210 | 15 | |
| Companion flange x Drive pinion | 29-7 | |||
| Differential case x Ring gear | 64 | 650 | 47 | |
| Differential carrier x Differential carrier cover | 47 | 475 | 35 | |
| Oil deflector set bolt | 7.0 | 70 | 62 in..lbf | |
| Stabilizer ber rear set bolt | 18 | 184 | 13 | |
| Differential support protector set bolt | 5.4 | 55 | 48 in..lbf | |
| Propeller shaft heat insulator set bolt | 5.4 | 55 | 48 in..lbf | |
| Engine under cover No.2 set bolt | 5.4 | 55 | 48 in..lbf | |
| Exhaust pipe assy x Exhaust manifold | 44 | 450 | 33 | |
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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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