having trouble reading codes. so started diagnosing coil have volt to bterminal. but no volt to A or C when cranking. then proceeded to test cam pos. connection, not sure if i did it right. had no break box. so i beleive either short to ground or bad ecm. noticed later ecm would get warm on side with ign. on, then later when i turned ign. fan would come on and stay on till i pulled fuse. any help or experience with this i ordered ecm cable. just dont want to drop 300 on race ecm and not be problem[confused][mad][mad]