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.
2004 Toyota Matrix Base, FWD, AutomaticFACTORY OEM SERVICE PROCEDURE
Inner Rear View Mirror Assembly: Inspection
- REMOVE INNER REAR VIEW MIRROR ASSY
- Inspect the electro chromic inner mirror operation.
- Connect the positive (+) lead from the battery to terminal 1 and negative (-) lead to terminal 2.
- Attach black colored tape to the forward sensor to prevent it from sensing.
- Light up the mirror with an electric light, and check that the mirror surface changes from "bright" to "dark".
If the result is not as specified, replace the inner mirror assembly.
- Inspect the electro chromic inner mirror operation.
Factory Service Tools
Use the Manual With the Right Hardware
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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.