NoPistons -Mazda Rx7 & Rx8 Rotary Forum - stupid question, where is the ecu located on s5

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- - stupid question, where is the ecu located on s5 (https://www.nopistons.com/insert-bs-here-12/stupid-question-where-ecu-located-s5-75898/)

SchrammBamm

10-17-2011 09:35 PM

so i have been fixing my n/a s5 gtu, i recently replaced my eomp and all that is left is replacing the ecu which is on its way. i just need to know where to locate the main ecu in a second gen. god i hope this finely gets my car out of limp mode. please dont flame im new to rx7

1988RedT2

10-18-2011 06:18 AM

On my S4 T2 it's in the passenger footwell. I can't imagine they moved it in the S5.

Baldy

10-18-2011 07:25 AM

S4 coupe and S5 vert I've had, they were both under the passenger floor as well. Pull back the carpet and you'll see a metal plate, unbolt that and the ECU is underneath.

SchrammBamm

10-18-2011 02:24 PM

awesome thanks a lot

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