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On 11 Nov 2005 at 13:26, Constantino Tobio wrote: > Jim Adney wrote: > > >One more possibly interesting detail. This car has had a long term > >problem of needing the fuel ring to be primed before it would start > >easily. Now that tendency seems to have gone away. It makes me wonder > >whether the aging rubber plug was letting the pressure leak out of > >the fuel ring and that the new Teflon plug has fixed that problem. I > >had worked over all the other suspects in this car's FI system > >without ever seeing any effect on the startup problem, so I suspect > >that this may have been the root cause. > I wondered about this- outside of an obvious fuel leak (from a hose or > an injector, for instance) the only other places where I would believe > would have an effect of maintaining the system pressurized is the > pressure regulator or this component in the fuel pump. Right, and I had already tried replacing all those parts. So I was left wondering about the pump. Given the current weather, I probably won't know my answer until next spring. -- ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA ******************************* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~