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.
2025 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE
Auto Start Stop System (Diagnostics): Electrical Component Location: Location
| (1) | TCM (ENGINE TYPE FA) |
| (2) | TCM (ENGINE TYPE FB) |
| (3) | ECM |
| (4) | Front hood lock ASSY (with integrated hood switch) |
| (1) | DC/DC converter 1 |
| (2) | DC/DC converter 2 (with audio amplifier) |
| (3) | Auto Start Stop cancel switch (center information display) |
| (4) | Cockpit control module |
| (1) | Electric oil pump |
| (2) | Inhibitor switch |
| (1) | Electric oil pump relay |
| (2) | Starter relay |
| (3) | Starter cut relay |
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.