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.
2002 Lexus SC 430FACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |
|---|---|---|
| Control Shaft Lever Nut | 12 (16) | |
| Differential Plug | 36 (49) | |
| Drain & Fill Plug | ||
| ES300 & RX300 | 36 (49) | |
| Except ES300 & RX300 | 15 (20) | |
| Transfer Case | 27 (37) | |
| No. 1 VSS | 12 (16) | |
| INCH Lbs. (N.m) | ||
| ATF Temperature Sensor | 133 (15) | |
| Filter Bolt | ||
| ES300 & RX300 | 97 (11) | |
| Except ES300 & RX300 | 89 (10) | |
| Internal Wiring Harness Bolt | 58 (6.6) | |
| NC & NT Sensor Bolt (U-140 & U-150 Series) | 97 (11) | |
| No. 2 Speed Sensor | 48 (5.4) | |
| Oil Pan Bolt | ||
| ES300 & RX300 | 69 (7.8) | |
| Except ES300 & RX300 | 65 (7.4) | |
| PNP Switch | ||
| Retaining Bolt | 48 (5.4) | |
| Lock Nut | 61 (6.9) | |
| Shift Lever Nut | 115 (13) | |
| Shift Solenoid Valves No. 1 & 3 | 57 (6.4) | |
| Shift Solenoid Valves No. 2 & 4 | 89 (10) | |
| Shift Solenoid Valves SLT & SLU | 57 (6.4) | |
| Valve Body Bolt (Except U-140 & U-150 Series) | 89 (10) | |
| Valve Body Bolt (U140 7 U-150 Series) | 97 (11) | |
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.