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.
Description & Operation: Notes
SIR system is designed to supplement protection provided by driver-side and passenger-side seat belts. A frontal crash of sufficient force will deploy driver-side and passenger-side air bags. Steering column and knee bolsters below instrument panel also absorb crash energy.
SIR system consists of Sensing and Diagnostic Module (SDM), driver-side and passenger-side air bag modules, SIR coil assembly, AIR BAG warning light, driver-side and passenger-side knee bolsters.
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Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.