engine swap diy

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05-11-2010, 06:23 PM

rret

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Join Date: Jun 2007

Posts: 3

engine swap diy

on a 2005 mazda 3 - trying to swap a blown '05 2.3L with a used '04 2.3L engine.
any diy's or gotchas on this big job?
please dont reply if you're just guessing - thx!

05-11-2010, 06:33 PM

Tracker

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Join Date: Jan 2006

Location: Aberdeen, MD

Posts: 3,183

your gonna need an 04 ecu btw, i have the mazda service manual, but its on another hard drive @ home and i wont be there till this weekend

05-12-2010, 07:21 PM

rret

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Join Date: Jun 2007

Posts: 3

need a '04 ecu?

why the need for an 2004 ecu? what is different in the ***mechanicals*** that necessitates the '04 ecu?

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