Dude...6MT 330i here. I have the same jerkiness in my throttle. Pisses me off. I feel like every time I press the throttle I don't know what to expect. Hate the drive by wire. Totally miss the predictability of a cable directly to the throttle body.
Originally Posted by Three_thirty_I
As far as I know it does, since all the PBX does is modify the throttle pedal signal from the car's system, so adaptations still learn - I think to play safe (to ensure that it works) I would set the PBX to Map 0 and then perform the normal throttle reset, then set the PBX Map that you want...