Originally Posted by
murfie
Just know that if you set min PW to 0, at very low airflows like, idle and decel return to idle, the injectors may become very inconsistent as far as fuel delivery at low commanded PW. Mostly an issue with idle tuning, more of an issue with cheap large injectors, low rail pressures, fuels with high stoich ratios, and if your battery ages and gets weak. If you do notice it its easy enough to fix with setting a min PW just slightly higher than what its tring to command at those conditions. Better to be slightly rich than inconsistent.