Originally Posted by able2358
I am not sure why keeps resetting but the one tech told me it takes 3minutes or so for the computer to shut down. We came to the conclussion that the only reason it stops making the noise is because the computer powers down.
This is true.
Those of you that have an OBD scan tool can confirm it.
When you open the door, you can read data (for example, engine coolant temp.) from the PCM for a couple of minutes and then the PCM will go to sleep.