Mefi 1 to mefi 3 question

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09-23-2014, 09:54 PM

#11

tunertech

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Quote:

Originally Posted by 33outlawsst

I know the M1 & the M3 connectors are the same but I don't know if the pin out is the same, there's one way to find out

That is a FAT NOOOOO

09-23-2014, 09:56 PM

#12

Fasttoys1

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I never tried it. I just put my mefi 1 ECM back in.

09-25-2014, 04:02 PM

#13

tunertech

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you can repin the harness to support either a 3 or 4 series computer.

MEFI 1 and MEFI 2 use the same harness

MEFI 3 Uses its' own harness
MEFI 4 Uses its' own harness

All harnesses can be repinned to support any of the computers

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09-25-2014, 06:39 PM

#14

Fasttoys1

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Quote:

Originally Posted by tunertech

What would be easier? Repinning my current mefi 1 harness or modding my mefi 3 harness to work? What is the average cost to Repin a mefi one harness to except a mefi 3 ecu?