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-   General Technical (https://www.scoobynet.com/general-technical-10/)
-   -   93 wrx ecu (https://www.scoobynet.com/general-technical-10/481359-93-wrx-ecu.html)

rexabusa 04 January 2006 09:41 PM

93 wrx ecu
 
can anyone tell me what ecu i should have in my93wrx jdm. and how to identify it(markings,numbers,codes) reason i ask is because scott t informed me its running higher than std boost.
thanks

jaytc2003 05 January 2006 07:52 AM

I know that the U8 ecu is an early ecu, had one in my 93jdm, and I think there is another one as well from around that time

Roojai 05 January 2006 07:59 AM

http://www.jprova.co.jp/product/engine/ecu.html

GC8 WRX A,B type(H4.11~H6.8) MT U8,W6,W9,2C

Scott.T 05 January 2006 08:53 AM

cheers Roojai,

Although I wouldn't treat that prova site as gospel, some of it isn't quite correct IMO i.e W9 is WRX RA.
Well all the Scooby WRX RA footwell's I've crawled into were.

All of the above run 11.47psi

Your ECU may look like a standard one from the outside, but crack it open and see if there is a chip or daughter board fitted in one corner.
If the screws come out easy it's a sign that someone has already been in there chipping. If their a b'stard to get out then chances are it's not. I can normally tell if it's been chipped before the lid comes off.

https://i2.ebayimg.com/01/i/03/c9/31/03_1_b.JPG


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