The engine light on my 1988 legend comes on only when it's hot outside. I have taken it in and they were unable to tell me what to do, they said nothing was wrong with the car. The car doesn't over heat, and the light doesn't seem to affect the car. I had the fuses checked that didn't help and i don't know what else to do, this wouldn't be a problem except i need to get the car smoged.... so i ask for help from anyone who can