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Old 04-16-2004, 05:45 PM   #1
Scooby Newbie
Member#: 41862
Join Date: Aug 2003
Chapter/Region: BAIC
Location: Sunnyvale, CA
0000 99L 2.2T, dead
93 Wagon 1.8L of fury!!

Default USDM ECU interchangable?

If I get a 2003 WRX motor can I use a 2002 or 2004 ECU provided that I have the coresponding harness for the ECU? Thanks

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Old 04-16-2004, 05:47 PM   #2
Scooby Guru
Member#: 7321
Join Date: Jun 2001
Chapter/Region: NESIC
Location: waltham, ma
.... 122 IggPoints
Work... ahhh... so tired.


The 2003 or 2002 should work but the 2004 has a different open/closed loop thing that makes it a bad way to go.
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