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Date:         Fri, 23 Apr 2004 01:06:49 -0700
Reply-To:     Mark Seifert <theburnvictims@HOTMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Mark Seifert <theburnvictims@HOTMAIL.COM>
Subject:      Re: Hesitation, Running Rich, Stalling
Content-Type: text/plain; format=flowed

maybe that new airflow meter just took a while to start working?....just an idea...

>From: James V <tornadored@EARTHLINK.NET> >Reply-To: James V <tornadored@EARTHLINK.NET> >To: vanagon@GERRY.VANAGON.COM >Subject: Hesitation, Running Rich, Stalling >Date: Thu, 22 Apr 2004 18:31:30 -0700 > >Well, we were supposed to leave tomorrow morning for an 11 day camping trip >w/ my 90 carat, but now this... > >The van has had random minor hesitation/stumbling recently. It started out >being very occasional - most noticeable when accelerating. It would >otherwise cruise fine (occasional hiccups); power was good; gas mileage >normal; started/idled fine; air temp didn't seem to be a factor. But in the >past few days the problem has rapidly worsened, requiring gentle throttle >to >keep it from bogging when accelerating. > >[Back in Nov 02 (16k mi ago) I replaced the 02 sensor, spark plugs, wires, >FI temp sensor. Ran good. Fuel filter replaced 25k mi ago.] > >Yesterday I opened up the AFM, cleaned/realigned wiper, added capacitor >fix. > >This morning after 10 min on the freeway, the car began stumbling hard and >losing power and died when I came to a stop. Took several tries before it >started up again and I managed to get to a parking lot. It died again and >wouldn't start. I tried disconnecting the 02 sensor without luck. > >An hour or so later, the van started again, but was idling very rough and >running rich - coughing black smoke. Since I had a spare (new) AFM, I put >that in, with no effect. > >So I had it towed to a mechanic where I left it. He started it up and it >was sputtering and belching out the black smoke. He said he tested the >fuel >pressure, temp sensor, O2 sensor, checked connections... All okay. Started >it up again and it ran perfectly. He's going to keep it until the morning >and see if he can find out anymore. > >In the meantime, any suggestions/ideas would be appreciated. The mechanic >is leaving at noon on vacation as well... So if he can't figure it out, I'm >on my own - at least until Monday when I can take it somewhere else... And >I'd hate to shorten/delay/cancel this much needed vacation. > >Thanks, > >James V >90 Carat

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