Originally Posted by DHMag
if it is the module, it will only fail when its hot, heat hot, not electrically hot. ive seen too many people take their modules to their local parts store to have them test it and they swear its good. a seasoned parts store employee will know to test the module until it gets some heat in it. if its not the module, im thinking pickup coil.
I have had modules go COMPLETELY out, so its conceivable that the module is to blame, however would he be getting any fire at the plugs at all if the module is bad?
This would be what I would point a finger at first because of the shear fact that the car showed no sign of fault till it died.