It's not likely to be fuel related. If it was, you wouldn't be able to drive the car.
What transmission do you have? What did you do with the TPS exactly? 2000 model vehicles have issues with TPS from the factory, typically the entire TB has to be replaced if it is the factory TPS. Parts stores will typically give you the wrong part, and the Ford dealer will freak you out with how much the right part costs.
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Moderating everything now, let me know if I can help.
Originally Posted by the user formerly known as ZX3_Chick
You're special aren't you.