When I accelerate the check engine light comes on, and as soon as I let off the gas it goes off. Does anyone know what that could be from?

When I accelerate the check engine light comes on, and as soon as I let off the gas it goes off. Does anyone know what that could be from?
What year is it?

What year is it?


95 2.2 (4dr)

Sorry my book only goes up to 94,I was going to tell you how to pull codes so that you could narrow it down a little,you may want to buy a Haynes manual,but some years you have to have it hooked up to a scanner to find out the code and let you know what is pissing off the ecm