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.
2005 Scion tC AutomaticFACTORY OEM SERVICE PROCEDURE
Electronic Controlled Automatic Transaxle (ECT): Precaution
NOTE:
When disconnecting the negative (-) battery terminal, initialize the following systems after the terminal is reconnected.
POWER WINDOW CONTROL AND SLIDING ROOF SYSTEMS REFERENCE
| System Name | Refer To |
|---|---|
| Power window control system | INITIALIZATION |
| Sliding roof system | INITIALIZATION |
NOTE:
Perform the RESET MEMORY (AT initialization) when replacing the automatic transaxle assy, engine assy or ECM (SEE INITIALIZATION
).
HINT:
RESET MEMORY can not be completed by only disconnecting the battery terminal.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.