Quote Originally Posted by SgtMarshal View Post
You can't be making this many adjustments in so short a time period. Making adjustments to a pcm before the fuel trims have been relearned is asking for trouble
Im driving at least 40 minutes to let the trims settle in before I make any changes. I scan during the 40 min of driving 4 times after the 3 restarts. This way I can keep track of when the trims change. On the final start I scan and drive a min 20 min for a scan log to run in the modifier.