Sounds like German cars, with their proprietary interface and software.
Fool injection can be amazing, but I'm not familiar with it in a 2-stroke.
I can't diagnose a microcontroller, by ear.
I may know what's going wrong, but not how to fix it.
I've been working on 2-cycle engines since the '70's.
Raced RD's and prepped Kawi 3 cylinder drag bikes.
A few years back I got the bug and built a pair of Farmertech clones because I missed my 038 Super and wanted a top handle saw but didn't want to pay stupid money.
Jim,
Lil'Red is a '87 F250 HD, 4.10's, 1356 4x4, Zf-5, 3G, PMGR, Saginaw PS, desmogged with a Holley 80508 and Performer intake.
Too much other stuff to mention.