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 Toyota Avalon XLFACTORY OEM SERVICE PROCEDURE
Torque Specification
EMISSION CONTROL COMPONENTS TORQUE SPECIFICATION
| Part tightened | N.m | kgf.cm | ft.lbf |
|---|---|---|---|
| Charcoal canister x Body | 39.2 | 400 | 29 |
| LH exhaust manifold x Cylinder head | 49 | 500 | 63 |
| LH exhaust manifold x A/F sensor | 44 | 450 | 33 |
| Front exhaust pipe x Exhaust manifold | 62 | 630 | 46 |
| Front exhaust pipe x Center exhaust pipe | 56 | 570 | 41 |
| Front exhaust pipe stay x Front exhaust pipe support bracket | 33 | 330 | 24 |
| Center exhaust pipe x Tail pipe | 43 | 440 | 32 |
| Heated oxygen sensor x Front exhaust pipe | 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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