Tim
Replacing the fuel filter/s would be a good place to start.
gerry
----- Original Message -----
From: "Tim Marciniak" <tmarcini@EXECPC.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Thursday, October 12, 2000 7:50 PM
Subject: Van hesitates--where to start troubleshooting?

>     I have a 90 Vanagon Multivan  2.1L just returned from camping a week
ago
> and the van ran fine except I did start to notice some hesitation/surging
> whenever I need to give it some extra gas, like during acceleration or
going
> up hill.  No problem starting, in fact when the engine is cold it seems to
> accelerate without hesitation so I think I may have a problem when I need
> fuel enrichment.  The idle is a little rough too, but not real noticeable.
>
> Just wondering if anyone has any ideas where to start troubleshooting this
> problem.  Just put new plugs in a week ago and did an oil change.  New
heads
> and gaskets about 10 monthes ago.  Van has 87,000 miles and the fuel
> injection system has never been serviced to my knowledge.  I pretty much
am
> thinking I'll just check components out as outlined in Bentley and work
> through it.  O2 sensor is also original.  Van does cruise at 70mph without
a
> problem.
>
> Any ideas would be appreciated.
>
> TIA,
>
> Tim Marciniak
> Muskego, WI
>