... ok im not gunna go turn the CEL light on purpusly im waiting for it to happen on its own again. Im just trying to find things to look for untill it happens again. it has only done it in the winter so far ( hasnt happend once at the beging of this spring/summer) and i got it at the end of the winter so i just changed the oil cause i had no idea how bad it was when i first got the car. also what you guys dont understand is that im asking you guys for any other ideas on to look for, and top post im sorry i didnt reread my post and it should have said sensore not ecu my mistake.