I've got a 16GTPP, and swapped out the factory 3.73 pumpkin and stock axles for a 3.31 pumpkin and Ford Racing axles. I've tried Forscan and a Whipple flare to change the ratio in the BCM. In either case, once I change the ratio in the BCM to 3.31 I get a U0422 error that I can't clear. If I...