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.
2012 Toyota Sienna XLE, AWDFACTORY OEM SERVICE PROCEDURE
Torque Specifications
| Part Tightened | N*m | kgf*cm | ft.*lbf |
|---|---|---|---|
| Steering pad x Steering wheel assembly | 8.8 | 90 | 78 in.*lbf |
| Driver side knee airbag assembly x Body | 10 | 102 | 7 |
| Curtain shield airbag assembly x Body | 13 | 127 | 9 |
| Front seat airbag assembly x Front seat assembly | 5.5 | 56 | 49 in.*lbf |
| Center airbag sensor assembly x Body | 17.5 | 178 | 13 |
| Airbag sensor bracket x Body | 17.5 | 178 | 13 |
| Front airbag sensor x Body | 9.0 | 92 | 80 in.*lbf |
| Side airbag sensor assembly x Body | 9.0 | 92 | 80 in.*lbf |
| Rear airbag sensor x Body | 9.0 | 92 | 80 in.*lbf |
| Seat position sensor x Front seat assembly | 8.0 | 82 | 71 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.