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.
2005 Lexus LS 430FACTORY OEM SERVICE PROCEDURE
Torque Specification
TORQUE SPECIFICATION
| Part Tightened | N.m | kgf.cm | ft.lbf |
|---|---|---|---|
| Refill plug at Transmission assy | 39 | 400 | 53 |
| Overflow plug at Transmission assy | 20 | 204 | 15 |
| Transmission case cover at Transmission assy | 5.4 | 55 | 48 in.lbf |
| Park/neutral position switch at Adjust bolt | 13 | 130 | 9 |
| Control shaft lever at Park/neutral position switch | 16 | 160 | 12 |
| Engine rear mounting member at Body | 26 | 270 | 20 |
| Floor shift gear shifting rod at Shift lever assy | 13 | 130 | 9 |
| Transmission revolution sensor at Transmission assy | 5.4 | 55 | 48 in.lbf |
| Drain plug at Transmission assy | 20 | 205 | 15 |
| Transmission control shaft lever RH at Park/neutral position switch | 16 | 160 | 12 |
| Engine mounting insulator rear No.1 at Transmission assy | 12 | 122 | 9 |
| Transmission assy at Engine Bolt A: | 37 | 380 | 27 |
| Transmission assy at Engine Bolt B: | 71 | 724 | 52 |
| Torque converter clutch at Drive plate | 48 | 490 | 35 |
| Flywheel housing under cover at Transmission assy | 18 | 184 | 13 |
| Wire harness at Transmission assy Bolt A: | 68 | 694 | 51 |
| Wire harness at Transmission assy Bolt B: | 7.5 | 76 | 66 in.lbf |
| Engine rear mounting member at Transmission assy | 12 | 122 | 9 |
| Engine rear mounting member at Body | 26 | 270 | 20 |
| Clamp at Transmission assy | 5.0 | 50 | 43 in.lbf |
| Oil cooler outlet tube No. 1 at Transmission assy | 44 | 450 | 32 |
| Oil cooler inlet tube No.1 at Transmission assy | 44 | 450 | 32 |
| Exhaust pipe No. 1 support bracket at Transmission assy | 44 | 450 | 32 |
| Transmission wire at Transmission assy | 5.4 | 55 | 48 in.lbf |
| Clamp at Transmission valve body | 10 | 100 | 7 |
| ATF temperature sensor at Transmission valve body | 10 | 100 | 7 |
| Valve body oil strainer assy at Transmission valve body | 10 | 100 | 7 |
| Automatic transmission oil pan at Transmission assy | 4.4 | 44 | 39 |
| Solenoid valve (SL1, SLT) at Valve body | 6.4 | 65 | 56 in.lbf |
| Solenoid valve (SR) at Valve body | 10 | 100 | 7 |
| Solenoid valve (S1) at Valve body | 10 | 100 | 7 |
| Solenoid valve (S2, S4) at Valve body | 10 | 100 | 7 |
| Solenoid valve (S3) at Valve body | 10 | 100 | 7 |
| Solenoid valve (SLU, SL2) at Valve body | 6.4 | 65 | 56 in.lbf |
| Valve body at Transmission assy | 11 | 110 | 8 |
| Floor shift assy at Body | 8.3 | 85 | 74 in.lbf |
Factory Service Tools
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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.