Date: Tue, 30 Jul 2019 15:49:01 -0400
Reply-To: Edward Maglott <emaglott3@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Edward Maglott <emaglott3@GMAIL.COM>
Subject: Re: First ride of shame, fuel issue
In-Reply-To: <A193D3CD-6B82-40FB-BFB7-21EA9B3E852B@comcast.net>
Content-Type: text/plain; charset="UTF-8"
Wow I am surprised that was the issue but it does make sense! I hope not
too much was damaged and you can just replace the pushrods and rocker
assembly.
hashtag never doubt dennis haynes
Edward
On Tue, Jul 30, 2019 at 3:29 PM Eric Caron <ericcaron96@comcast.net> wrote:
> Hi Listers,
>
> More useful info in diagnostics.
>
> Today with Art’s help we checked over the engine.
>
> Then, we checked fuel Pressure, 40 PSI.
>
> Then we ran the engine and Art pulled off a spark plug. Engine died,
> started again and pulled off next plug, engine died. Then started again
> and pulled next plug, engine kept running the same. Then the next plug as
> well, engine kept running the same.
>
> So only two cylinders running.
>
> We then tested the driver’s side injectors, both are firing. Gas sprayed.
> And we had spark on all plugs.
>
> Next Art pulled the valve cover.
>
> The sound Art made once he could look up there was not good.
>
> A nut was off the rocker assembly, another was almost off, washer was in
> pieces. Push rod assembly was broken, at least three push rods bent one
> badly others mildly.
>
> I have a used good push rod assembly here to be cleaned up and installed
> and also good new used push rods. We won’t have time to assemble today but
> I’d be grateful for thoughts and tips and recommendations about this
> situation.
>
> Once we assemble we can do a compression test, I’m pretty sure we have
> access to the gage. Leakdown could be harder to do here.
>
> Still we are now making some progress in diagnosing the problem.
>
> Dennis gets points for sending us in the right direction.
>
> Keep the info coming.
>
> Eric Caron
> 85 GL Auto
>
>
> > On Jul 29, 2019, at 5:03 PM, Dennis Haynes <d23haynes57@HOTMAIL.COM>
> wrote:
> >
> > I mentioned the valves due to the valve train noise. Yes it is possible
> ignition miss or even an injection problem. Not too long ago I had a
> customer towed in no start. Got it started but only running on 2 cylinders.
> Turned out the harness was fried. Past fuel pump failure or some other
> cause for a short circuit melted the wires in the FI harness. There is no
> current protection for anything needed to run the engine, ignition fuel
> pump, ECU, injectors etc. It will try to run until it can't.
> >
> > Dennis
> >
> >
> > -----Original Message-----
> > From: Richard Smith <smirby@gmail.com>
> > Sent: Monday, July 29, 2019 4:58 PM
> > To: Dennis Haynes <d23haynes57@HOTMAIL.COM>
> > Cc: Eric Caron <ericcaron96@COMCAST.NET>
> > Subject: Re: First ride of shame, fuel issue
> >
> > I know the focus has been on fuel (and now valves), but is it possible
> that the spark is bad on one/two cylinders? I had a similar sound one time
> when a rat (presumably) chewed a spark plug wire and it was only running on
> 3 cylinders.
> >
> >
> > On 2019-07-29, 1:51 PM, "Vanagon Mailing List on behalf of Dennis
> Haynes" <vanagon@gerry.vanagon.com on behalf of d23haynes57@HOTMAIL.COM>
> wrote:
> >
> > You need to pull the valve covers and make sure all the pushrods are
> properly seated. Then turn the engine by hand (wrench) and have someone
> make sure that al the valves are properly opening and closing. If so then
> compression and leak down test. Sounds like 1 or 2 valves are stuck open.
> If any of the push rods are loose they need to be pulled and checked for
> bending. Yes, it happens. Any chance you got bad gas or gas mixed with
> Diesel?
> >
> > Dennis
> >
> > -----Original Message-----
> > From: Vanagon Mailing List <vanagon@gerry.vanagon.com> On Behalf Of
> Eric Caron
> > Sent: Monday, July 29, 2019 4:29 PM
> > To: vanagon@GERRY.VANAGON.COM
> > Subject: Re: First ride of shame, fuel issue
> >
> > Hi Lister’s,
> >
> > I’ve included a link to the sound of engine running badly. I’ve at
> least gotten it to start and run poorly. Maybe the sound will give some
> hints.
> >
> > It seems to surge and vibrate.
> >
> > I have now changed the fuel filters. And I check the AFM connector
> and while they're put in a new air filter.
> >
> > Van starts if I feather the gas. Runs with careful feathering. Will
> eventually idle but now surges and eventually stalls. Runs with vibration.
> >
> > Some progress is being made but not sure where to look next.
> >
> > I will have more skilled help later in the week. We will have a
> multi meeter and a gas pressure tester.
> >
> > Tips appreciated.
> >
> > Eric Caron
> > 85 GL Auto
> >
> >
> >
> >
> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.dropbox.com%2Fs%2Fmq4ziwkiunytwjh%2FVWBUS%25202.m4a%3Fdl%3D0&data=02%7C01%7C%7C33160eebdc324ede57a408d714676346%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C637000306583069140&sdata=97kkKvjnYw5WfkahnZT5icykTJUHm5C9fbwmp46%2FnEg%3D&reserved=0
> >
> >
> >> On Jul 28, 2019, at 5:55 PM, Dan N <dn92610@gmail.com> wrote:
> >>
> >> change the fuel filter AND the pressure regulator, check the TPS
> (throttle body switch)
> >>
> >> On Sun, Jul 28, 2019 at 1:58 PM Eric Caron <ericcaron96@comcast.net
> <mailto:ericcaron96@comcast.net>> wrote:
> >> Significant update and van still not drivable.
> >>
> >> Today, with the kind help of a fellow list member, my fuel pump was
> replaced and now the van starts.
> >>
> >> Problem is now it is running very very rough and stalls unless foot is
> held to give gas.
> >>
> >> It doesn’t start unless I pump the gas peddle. Not what I expect from
> this van as it starts usually with foot off the gas.
> >>
> >> Engine sounds very rough though it sounded good earlier this week.
> >>
> >> Today we could hear that in fact the old fuel pump was turning on but
> it didn’t sound like it used to for the past 7 years. It turned on and
> vibrated but the sound was wrong. We took off the fuel line in the engine
> compartment and cycled the fuel pump a few times. No fuel.
> >>
> >> Now we have fuel but the engine sounds terrible. Starts hard with lots
> of gas and runs rough.
> >> I notice also more vibration than usual.
> >>
> >>
> >> Only thing I can do is to change the filters to see if they are
> restricting flow.
> >>
> >> Other ideas about what is going on are appreciated.
> >>
> >> Eric Caron
> >> 85 GL Auto
> >>
> >
>
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