Quote:
Originally Posted by Vigman
Ok, I checked the manuals.
Your solution to use the Tephra patch with your AEM set should be something like this:

Hope it helps.
Cheers.
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Can you explain the use of the diode between power and the AEM safe wire?
Also the grounded 10 ohm resistor and the zener diode?
For some reason I thought the output for the map switching needed to be grounded and not the ECU pulling to ground.
Rassfass, I built an adapter harness for an Evo 4 with a 9 engine so it can use the 9 ECU and get Mivec control. I have a few unused pins you could get.