Pass me the engine code, if it is aww, I think it is most likely that the problem is your computer, I have everything you get to check if it is your acceleration body, a damaged cable or your computer, send me an MP with your email to send you mine and send you the data ... or look for me on Facebook,
Facebook.com/JCPINEDA87
Check that: it is the harness of the acceleration body, if you have the correct voltage, the signal of the compu ok, the problem is that it burns inside, here an example, it is very common in AWW engines, so it is important that you tell me if that is your motor code, by the car model I doubt this engine this engine occurred I believe only for the year 2001, yet it is not others, I imagine that you can be able to help.
And here the example of the burned computer.
We do not move forward, but it is important to know the code of your engine to send you the complete information ...