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 MR2 C56FACTORY OEM SERVICE PROCEDURE
Torque Specification
EMISSION CONTROL
| Part tightened | N.m | kgf.cm | ft.lbf |
|---|---|---|---|
| PCV valve at cylinder head cover | 30 | 306 | 22 |
| Charcoal canister at body | 27 | 275 | 20 |
| Exhaust manifold at cylinder head | 37 | 377 | 27 |
| Exhaust manifold at No. 1 exhaust manifold stay | 49 | 500 | 36 |
| Exhaust manifold at No. 2 exhaust manifold stay | 37 | 377 | 27 |
| Front exhaust pipe at exhaust manifold | 62 | 632 | 46 |
| Tailpipe at front exhaust pipe | 43 | 438 | 32 |
| Heated oxygen sensor at exhaust manifold | 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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