Description & Operation

2004 Toyota Matrix XR, FWD, StandardSECTION Description & Operation
WARNING: This page is about a different car, the 2004 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Accidental air bag deployment is possible. Personal injury may result. Read and follow all WARNINGS and AIR BAG SAFETY PRECAUTIONSΒ  before working on air bag system or related components.

Supplemental Restraint System (SRS), also known as air bag system, is designed to provide increased accident protection for driver, front and rear passengers by deploying air bags in a front-end or side collision. The air bag system is designed to be used in conjunction with 3-point seat belts.

The air bag system includes the following components: dual-stage driver-side air bag module, dual-stage passenger-side air bag module, spiral cable, right and left front seat (side) air bag modules, right and left front seat belt pretensioners, air bag sensor assembly, right and left head impact/side air bag sensors, right and left front air bag sensors, right and left rear air bag sensors, right and left seat belt buckle switches, right seat occupation sensor, left front seat position sensor, AIR BAG warning light, passenger-side air bag on/off indicator, and associated wiring harnesses. See COMPONENT LOCATIONSΒ .

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.