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.
2012 Scion tC Automatic TransFACTORY OEM SERVICE PROCEDURE
Operation Check
- CHECK OUTER MIRROR SWITCH OPERATION
- Turn the ignition switch to ACC.
- With the mirror master switch set to L, check that the mirror surface moves up, down, left and right normally.
- With the mirror master switch set to R, check that the mirror surface moves up, down, left and right normally.
- CHECK MIRROR HEATER (w/ Mirror Heater)
- Turn the ignition switch to ON.
- Check that pressing the window defogger switch illuminates the indicator and warms the mirror surface.
- Check that after approximately 15 minutes, the indicator light turns off and the mirror heater deactivates.
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.