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.
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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 179 (ANTI-THEFT SYSTEMS)COMPONENT LOCATIONS
2004 Toyota Matrix XR, FWD, Standard
Component Locations
2004 Toyota Matrix XR, FWD, StandardSECTION Component Locations
WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For theft deterrent system component locations, see illustration. See Fig 1.
COMPONENT LOCATIONS
| Component | Location |
|---|---|
| Body Control Electronic Control Unit | Attached To Driver Side Junction Block |
| Door Lock Assembly | Inside Each Door |
| Door Lock Motor | Integral Part Of Door Lock Assembly |
| Door Unlock Detection Switch | Integral Part Of Door Lock Assembly |
| Driver Side Junction Block | Left Side Of Instrument Panel, Behind Access Panel To Left Of Steering Column |
| Engine Compartment Junction Block | Left Side Of Engine Compartment, In Front Of Shock Tower |
| Hood Courtesy Switch | Integral Part Of Hood Latch Assembly |
| Key Unlock Warning Switch | Integral Part Of Ignition Switch |
| Luggage Compartment Door Courtesy Switch | Integral Part Of Luggage Compartment Door Lock Motor |
| Luggage Compartment Door Lock & Unlock Switch | Top Center Of Luggage Compartment Door, Above License Plate Cavity |
| Luggage Compartment Door Lock Motor | Bottom Center Of Luggage Compartment Door, Below License Plate Cavity |
| SECURITY Indicator Light | Above Fuel Gauge On Instrument Cluster |
| Theft Deterrent ECU | Behind Right Side Of Instrument Panel, Above Glove Compartment |
| Theft Deterrent Horn | Right Rear Corner Of Engine Compartment |
RENDER: 1.0x
NO RELATED
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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.