legacycentral bbs • Does 4EAT have its own separate computer running it?

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Does 4EAT have its own separate computer running it?

Posted: Sat Oct 19, 2013 11:25 pm

by BoneIslandScooby

Does the shift pattern logic, and torque converter clutch control exist on a computer which is independent of the Engine ECU?

Re: Does 4EAT have its own separate computer running it?

Posted: Sat Oct 19, 2013 11:42 pm

by Plazma

Yes, it's the TCU, or Transmission Control Unit. It runs into the ECU.

From Josh's site about 4eat/5mt swap

http://www.surrealmirage.com/subaru/fil ... _page2.jpg
http://www.surrealmirage.com/subaru/fil ... _page1.jpg

Re: Does 4EAT have its own separate computer running it?

Posted: Sun Oct 20, 2013 9:12 pm

by Legacy777

Here's a picture showing the ECU and TCU

http://www.main.experiencetherave.com/s ... cuhide.jpg

This picture is under the left side of the driver's dash.