

| Subject: | Fwd: Vgon syndrome on 1.9 WBX |
| From: | zampano |
| Date: | Thu, 15 May 2003 01:34:05 -0700 |
to keep everybody posted... Begin forwarded message: > From: zampano <matthias.k@attbi.com> > Date: Thu May 15, 2003 1:30:59 am US/Pacific > To: "Jeff Stewart" <fonman4277@earthlink.net> > Subject: Re: Vgon syndrome on 1.9 WBX > > I'll be getting it on Monday, hopefully. The busdepot does not have > the $149.00 rebuilt units in stock. So I went for a Bosch new unit, > from BD as well, for $280.00. They can rebuild yours if you have the > time to send it to them. > > I'll keep my fingers crossed > > m > > > On Wednesday, May 14, 2003, at 05:59 PM, Jeff Stewart wrote: > >> I'd love to know if the AFM makes a difference-my '84 is doing the >> same. I have the hunting idle, and am getting about 8 MPG too. > >> Jeff >> ----- Original Message ----- >> From: "zampano" <matthias.k@ATTBI.COM> >> To: <vanagon@GERRY.VANAGON.COM> >> Sent: Tuesday, May 13, 2003 11:07 PM >> Subject: Vgon syndrome on 1.9 WBX >> >> >>> Hi all, >>> >>> So, >>> >>> I checked all the FI sensors and other peripherals. The idle valve, >>> full throttle enrichment >>> switch, >>> checked >>> all the voltages and resistance per Bentley. All checked out good. >>> Checked the ignition timing. Swapped out the ECU, removed the >>> catalytic >>> converter. >>> All didn't make a difference. I just filled her up and calculated I'm >>> getting 8 mpg. This NEVER happened. Seems insane. Maybe she's >>> starting >>> to behave like her possible Detroit replacement. >>> >>> I am going to order a new AFM from Busdepot. Seems like a very good >>> deal actually. >>> >>> It's the only thing I can see being bad, though I can't tell for sure >>> that my AFM is bad. The spec in both Bentley and Haynes don't specify >>> exactly whereabouts the resistance would be if you move the flap. It >>> just says" varying voltage", but no more. As I move it around I get >>> fluctuations between 1100 and 1600 ohms, but it doesn't steadily >>> increase in either one direction. While it idles, the potentiometer >>> arm >>> vibrates, when I open the throttle, it gets steady again. >>> >>> I'll keep you all posted on what happens, hopefully the new AFM will >>> make a difference. >>> >>> Happy Trails >>> >>> matthias >> >
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