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 215 (STEERING COLUMN SWITCHES)CIRCUIT TESTSFOG LIGHT SWITCH CIRCUIT (REAR)
2004 Toyota Matrix XR, FWD, Standard
Fog Light Switch Circuit (Rear)
2004 Toyota Matrix XR, FWD, StandardSECTION Fog Light Switch Circuit (Rear)
WARNING: This page is about a different car, the 2003 Lexus IS 300 and 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect fog light switch and inspect connector on wiring harness side. See Figure. See INSPECTING REAR FOG LIGHT SWITCH CIRCUIT table. If circuit is not as specified, replace wiring harness. See WIRING DIAGRAMS .
INSPECTING REAR FOG LIGHT SWITCH CIRCUIT
| Tester Connection | Condition | Specified Condition | ||
|---|---|---|---|---|
| 1 - Ground | Constant | Continuity (1) | ||
| 2 - Ground | Light Control Switch TAIL Or HEAD | Continuity | ||
| 3 - Ground | Constant | Battery Voltage | ||
| 5 - Ground | Light Control Switch HEAD | Continuity | ||
| 7 - Ground | Constant | Continuity | ||
| 8 - Ground | Constant | Continuity | ||
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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.