It appears to be a contact problem to me.  If you have a way to see if the
fuel pump is running or cutting out.  A ground connection is often blamed
for such thing too.
Zoltan
----- Original Message -----
From: "Karl Wolz" <wolzphoto@WORLDNET.ATT.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, February 27, 2006 11:32 PM
Subject: Re: 1.9L starts but wont run long

> Sounds like it's running on the gas that the pump has pressurized and
> then running out.  Have you done a fuel pressure test?  Or simply
> checked the flow - even without the van running?
>
> Karl Wolz
>
>> -----Original Message-----
>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On
> Behalf Of
>> Jonce Fancher
>> Sent: Monday, February 27, 2006 9:44 PM
>> To: vanagon@GERRY.VANAGON.COM
>> Subject: 1.9L starts but wont run long
>>
>> Hi all
>> I took on a Project to help a local list member that is moving out of
> the country and
>> needed to sell his late 85 vanagon GL. It had a problem of starting
> then
>> stalling out. He had purchased a new fuel pump and lots of other stuff
> for it and is
>> now on a deadline to get it running to sell.
>>
>> so i put it on the lift and installed the new fuel pump and filter
> then replaced misc
>> vac lines that were very old and cracked. charged the battery and
> turned it
>> over after priming the fuel pump.
>> It starts now but only revs to 2k rpm for about 5-10 seconds then
> drops off and
>> stalls. ive checked misc items and swapped out the temp 2 sensor on
> the
>> thermostat housing as with checked all grounds replaced pump relays
> and adjusted
>> most of the linkage and throttle position switch. it revs strong and
>> sounds good but just stalls off. I did put a gallon of fresh fuel in
> it since it sat for
>> some time. It had the same problem before the pump was removed by the
>> owner. it also does not smell like it is burning oil or over rich. it
> is smoking on start
>> but untill it runs i dont like to point fingers till i know its not
> burn off from
>> anywhere. Ive had problems with my 2 1.9L in the past but nothing of
> this sort.
>> I have not done a compression check but with the way it sounds i
> really dont have
>> the feeling i need to do one.
>>
>> what did i miss? bypass air reg. doesnt have time to close off in 5-10
> seconds. so i
>> dont thing that is the issue. i did pull the hoses and check air did
> flow
>> through it. the Owner did install a new OEM AFM and the boots and
> hoses all look
>> good. air cleaner is also new.
>>
>> I need to get it running to get out of my garage since i have another
> project waiting.
>> for this one to be done
>> thanks for any suggestions.
>> Jonce
>>
>> Jonce Fancher
>>
>> 57 Single Cab
>> 66 Sunroof Bug
>> 66 Variant Squareback
>> 71 Sunroof Bus
>> 75 911S Sunroof
>> 84 Vanagon "Godfried"
>> 85 Vanagon Westi
>> 2003 10 Passenger Sprinter
>>
>> Fancher's Upholstery Inc. -  www.fanchers.com
>> Not-A-VW Club- http://mywebpages.comcast.net/jaransont3/notavwclub/