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.
2009 Lexus SC 430FACTORY OEM SERVICE PROCEDURE
Torque Specifications
| Part Tightened | N*m | kgf*cm | ft.*lbf |
|---|---|---|---|
| Front speed sensor x Steering knuckle | 8.5 | 87 | 75 in.*lbf |
| Front speed sensor harness clamp | 6.0 | 61 | 53 in.*lbf |
| Rear speed sensor x Axle hub | 8.5 | 87 | 75 in.*lbf |
| Rear speed sensor harness clamp | 6.0 | 61 | 53 in.*lbf |
| Yaw rate sensor x Body | 13 | 130 | 9 |
| Steering wheel assembly x Horn button assembly | 8.8 | 90 | 78 in.*lbf |
| Steering wheel assembly set nut | 50 | 510 | 37 |
| Skid control ECU set bolt | 6.0 | 61 | 53 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.
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