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 161 (STEERING COLUMN SWITCHES)CIRCUIT TESTSRELAYSFOG LIGHT RELAY CIRCUIT
2004 Toyota Matrix XR, FWD, Standard
Fog Light Relay Circuit
2004 Toyota Matrix XR, FWD, StandardSECTION Fog Light Relay Circuit
WARNING: This page is about a different car, the 2003 Lexus GS 430, 2003 Lexus GS 300, 2002 Lexus GS 430, and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
For fog light relay circuit inspection, see CONNECTOR IDENTIFICATION . See INSPECTING FOG LIGHT RELAY CIRCUIT table. If the circuit is not as specified, inspect the circuits connected to other parts. See WIRING DIAGRAMS .
INSPECTING FOG LIGHT RELAY CIRCUIT
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 1 - Ground | Constant | B+ Voltage |
| 2 - Ground | Constant | Continuity |
| 5 - Ground | Light Control Switch HEAD | B+ Voltage |
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.