Just went through the same thing on my '88 Wolfsburg.  Your switch may
only need to be adjusted instead of replaced.
Couple of places to start
1) List archives:  Lots of info on the archives
2) GoWesty has a nice simple right up on checking TPS under their
Technical section.

BTW what steered you to a bad TPS switch?

Barrett Willet
'88 Wolfsburg

On Jul 6, 2005, at 5:37 AM, John Wallace wrote:

> Dear list members,
>
> I believe I need to change the Throttle Position Switch in my
> 2.1....has
> 127K on engine.
>
> Thought it was the temp II sensor but new one didn't do it.
>
> I have repositioned the AFM to compensate but runs rough on start up
> but
> after about 30 seconds it smooths out.
>
> Do not have a Bentely, have a Haynes but it doesn't give a good
> pictoral
> step by step removal.
>
> Is there a web site with in-depth info on changing the TPS?
>
> Any help would be welcomed.
>
> John Wallace
> Rumford, Maine
> 88 Wolfsburg
>