I’ve been thinking a fuel issue but could it be an over heating coil that
works again after it has cooled down?

On Sat, Aug 10, 2019 at 3:34 PM Jeff Palmer <w.jeff.palmer@icloud.com>
wrote:

> It that a Hall sensor when the tach drops suddenly?
>
> Jeff
>
> Sent from my iPhone
>
> > On Aug 10, 2019, at 2:11 PM, Ray Brubaker <rayandmerle@gmail.com> wrote:
> >
> > The tach followed the engine speed, it would flick when the engine would
> > sputter as it was dying but I was thinking it was because the speed
> > increased momentarily. Are you thinking coil or triggering of the coil?
> >
> > Thanks
> >
> >> On Sat, Aug 10, 2019 at 1:49 PM William Monk <billmonk@gmail.com>
> wrote:
> >>
> >> Do you recall if you were able to see the tach when it quit? Did it drop
> >> instantly or still follow the engine speed?
> >>
> >> Sent from my iPhone
> >>
> >>> On Aug 10, 2019, at 1:12 PM, Ray Brubaker <rayandmerle@gmail.com>
> wrote:
> >>>
> >>> thanks for the quick reply. I have considered the filter but wondered
> how
> >>> it would be passing enough fuel for a high power run on the express way
> >> and
> >>> then die at idle. And why would it then work again after 10 min? It
> seems
> >>> to be temp related but I can't figure out how. I don't have a new
> filter
> >>> handy, I may have an old one that was removed at an engine change that
> >> was
> >>> still working. It is easy to change.
> >>>
> >>> Ray
> >>>
> >>>> On Sat, Aug 10, 2019 at 12:45 PM <starwagen@gmail.com> wrote:
> >>>>
> >>>> First thought is fuel filter.  And easy to swap out.
> >>>>
> >>>> On Sat, Aug 10, 2019 at 9:35 AM Ray Brubaker <rayandmerle@gmail.com>
> >>>> wrote:
> >>>>
> >>>>> Hi, Thanks for this great list. I have read it regularly for years
> but
> >>>>> don't recall reading about what just happened to be me. I have a '89
> >> Blue
> >>>>> Star auto  original 2.1. I drove to the airport, 25 mi, to pickup my
> >> son
> >>>>> and family. Returning with a full load, 8 people, ( I modified to use
> >> the
> >>>>> two seat slide in middle seat with one rear facing seat at the door)
> >>>>> youngest grandchild is 15, and a full load of luggage. Had gotten off
> >> the
> >>>>> express way after cruising at 70 for about 15 min. and was in stop
> and
> >> go
> >>>>> traffic for another 15 min. when I stopped at a red light. The engine
> >> came
> >>>>> to idle then sputtered a few times and quite. Cranking, it would
> >> sputter a
> >>>>> few times but wouldn't start. Pushed it into a median. Unloaded the
> >> back,
> >>>>> checked the engine, found nothing amiss, checked that the fuel pump
> was
> >>>>> working normally, tank was 3/4 full (tank was new about a year ago).
> We
> >>>>> were running with AC on, temp was in mid range, not overheated. After
> >>>>> about
> >>>>> 10 min. I was able to get it to start and got going again. Slipped it
> >> into
> >>>>> neutral and kept it revved a little at every stop but it still quite
> >> the
> >>>>> same way in about 10 min. This time I felt the fuel pump while my son
> >>>>> cranked the engine and thought I felt and heard something that may
> have
> >>>>> been cavitation. Again after about 10 min. it started and we drove
> >> home,
> >>>>> about 15 min., with no incident ( I left the AC off). Yesterday I
> >> checked
> >>>>> fuel pressure, 33 psi with vac connected, 39 with it disconnected,
> >> normal.
> >>>>> Checked leak-down, normal, about 1 psi in a half hour.
> >>>>>
> >>>>> It seems like it is fuel related. To me it acted like vapor lock but
> >> that
> >>>>> shouldn't happen to a running injected engine.
> >>>>>
> >>>>> Thanks for any thought on this problem,
> >>>>>
> >>>>> Ray
> >>>>>
> >>>>
> >>
>