You mean remove the plug&play Ok The 12.4 volt in the computer don’t affect pulse of the inyectorsYou can wire the xfi direct using a relay if you want. However it's not needed as long as your battery voltage vs inj offset is dialed in
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Thank I will work on it. ,,,,, now have another problem the program on the laptop turn of when I go datalogFix it now before you spend time tuning the car.
Have XFI 2.0 from Hartline running a caspers adapter harness. Been on the car for 3 years now, had the idle and part throttle tune set for 3 years now haven't needed to make any changes. Replaced alternator (wasn't having any problems, stud came loose while working on wiring, opened up to...turbobuick.com