catalytic converter plugged?

Tim wrote:

> I was taking my saugter roller skating this morning and stopped at a friends
> house to pick someome one up and it refused to start. It was acting like it
> wasn't getting any gas. I loosened the return line and had fuel at that
> point. I was getting good spark at the plug wire connection. I pulled off
> each set of injectors and found that I had a decent spray pattern on each
> injector.
> I re-assembled it and it started, but was popping or backfiring. at idle. At
> higher rpms it ran ok, but had no power. I limped home at 25 mph and found
> the exhaust system and back bumper very hot.
> So far, I have replaced all of my fuel lines (I developed a leak when I
> moved the injector harness around), replaced the vacuum line to the fuel
> pressure regulator, replaced the line to the brake booster, replaced the
> rotor, and spark plugs, and generally checked all of my electrical
> connections under the hood. I know replacing the parts wasn't part of the
> problem, but I just bought this vanagon and wanted to get it ready for
> summer vacation.
> I have fun out of ideas and am looking for some input.
>
> TIA TIm Hannink
> Winter Park, Florida