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.
2000 Lexus SC 300FACTORY OEM SERVICE PROCEDURE
Timing Belt: Remove & Replace
| Applies To | Note | Standard Hours | Warranty Hours | Skill Level |
|---|---|---|---|---|
| 3.4 | B | |||
| Combination Procedure: CAMSHAFT GEAR OR SPROCKET: Remove & Replace: | ||||
| Both,Intake & Exhaust | Includes: R&I Valve Covers. | 2.5 | B | |
| One,Intake or Exhaust | Includes: R&I Valve Cover. | 2.2 | B | |
| Combination Procedure: CAMSHAFT SEAL: Remove & Replace: | ||||
| Both,Intake & Exhaust | Includes: R&I Valve Covers. | 2.9 | B | |
| One,Intake or Exhaust | Includes: R&I Valve Covers. | 2.7 | B | |
| Combination Procedure: CRANKSHAFT GEAR OR SPROCKET: Remove & Replace: | ||||
| 0.2 | B | |||
| Combination Procedure: TIMING BELT IDLER PULLEY: Remove & Replace: | ||||
| Each | 0.1 | B | ||
| Combination Procedure: TIMING BELT TENSIONER: Remove & Replace: | ||||
| 0.1 | B | |||
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.