Engine swap

Asked by Michael Feb 22, 2019 at 08:21 PM about the 2004 Mazda RX-8 RWD

Question type: Maintenance & Repair

My car has a bad engine I wanna replace it my car
is a 4 speed automatic what i wanna know is if i
got a 6 speed automatic would I have issues as
like would the ecu have a heart attack by the way I
will be replacing the transmission along with it

1 Answer
41,965

Auto_Centric answered 5 years ago

Using the 2008-12 engine and transmission requires all the revised / improved engine management controls so yes, it will be a fail without the donor cars necessary electronics.

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