Quote Originally Posted by ScottyDDDoggs View Post
did you un hook the battery before swapping the pcm's?

maybe the high speed resistor took a dump? bend that tab out on the relay yet?
That's what I just hit me. I didn't unplug the battery when I swapped PCM's the first time. Would that cause an issue?

Next step is to jump the relay.

Quote Originally Posted by 231FUN View Post
Car does not need to be running, you can clear DTC's and run the aeroforce with KEY ON engine off
I'll give it a try, but last time I turned the key on engine off, the aeroforce lit up, but shut off 10 seconds later.