Quote:
Originally Posted by mad_sb
This is wrong, and not how subaru's long term knock control (IAM system) has worked in the past. IAM is supposed to persist unless the ecu is reset. As others have shown, on some 86's IAM is persistent, on others it is not. Hence this thread. We are just trying to figure out why it persists on some cars and not on others.
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I agree this is something that needs to be hammered out. I am running EcuTek, and my IAM persists until I reflash the ECU with a new ROM, so let me know if there is anything I can do to help figure this out.