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Date:         Sat, 16 Apr 2016 14:31:00 -0700
Reply-To:     Tyler Hardison <tyler@SERAPH-NET.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Tyler Hardison <tyler@SERAPH-NET.NET>
Subject:      Re: Engine stalling at high speed
Comments: To: Dennis Haynes <d23haynes57@hotmail.com>
In-Reply-To:  <BAY405-EAS3821DF29F3BE399E0D0BD42A0690@phx.gbl>
Content-Type: text/plain; charset=UTF-8

Dennis,

Like the dumbass I can be sometimes (screw that lifetime of experience that should tell me otherwise) I left my Bentley and multimeter at home. :(

On Saturday, April 16, 2016, Dennis Haynes <d23haynes57@hotmail.com> wrote:

> When opening the throttle makes things worse it is usually a fuel delivery > problem, too lean or too rich can have a similar feel. Try resetting the > ignition switch while still rolling. The steering should not lock until the > key is turned all the way off and then lifted as when being removed so > there should not be a fear of that. If it clears and goes for a while than > most likely you have an O2 sensor circuit problem. Could be bad sensor or a > wiring problem. A simple wiring test if you have ammeter handy is as > follows. Disconnect the sensor and strip back the outer jacket on that > green wire to get to the outer braid. With the ignition on (engine not > running) check the voltage from the O2 sensor connection to the chassis. > Should be ~.5 to .6 volt. Now check the outer braid to chassis. Must be > real close to "0". Start engine and check again. Should be the same. If the > outer braid is getting stray voltages you have a grounding problem. > Anything near or .2 or above can put the ECU into a runaway rich condition. > > Dennis > > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com > <javascript:;>] On Behalf Of Tyler Hardison > Sent: Saturday, April 16, 2016 1:12 PM > To: vanagon@GERRY.VANAGON.COM <javascript:;> > Subject: Re: Engine stalling at high speed > > The engine behaves like it has a very extreme rev limiter in place. If I > press in the clutch it dies. From there I can restart the engine like > nothing happened. > > The AFM was replaced June of last year. > > O2 sensor around the same time. > > Coolant temp sensor in July of last year. > > Cleaned and tested the auxiliary air valve last month. > > New throttle body gasket last month. > > New fuel filters last month. > > New fuel tank two weeks ago. > > This problem feels electrical to me. Fuel starvation should cause poor > running like a lean condition. Right? > > On Saturday, April 16, 2016, Loren Busch <starwagen@gmail.com > <javascript:;>> wrote: > > > ​RE: Engine Stalls > > Tyler, could you give us a little more details about how the engine > > stalls. Just quits dead? Or stumbles but keeps running? If the > > later then you may be dealing with 'Vanagon Syndrome'. > > BTW, what engine. Stock 2.1L or 1.9L? > > >


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