Kind of same thing happened to me and it was a rusty accelerator cable...

Hope it will help you.

Jp.

-----Message d'origine-----
De : Dave Williams <davew@LARRL.ARS.USDA.GOV>
� : vanagon@GERRY.VANAGON.COM <vanagon@GERRY.VANAGON.COM>
Date : mercredi 31 mai 2000 22:08
Objet : Weird Idle Problem

>I'm having an odd problem with my vanagon.  For the last couple of days at
>random times it has jumped up to about 2K RPM just sitting at idle.  If I
>leave it for a while 2-3 minutes it comes back down to normal (around 1K).
>It doesn't seem to be related to any enviromental factors but it does seem
>like it is becoming more frequent.  It did it this morning when I got to
>work after my 3 mile commute.  Anybody have any ideas on this one?  I am
>about to take a short trip (about 500 miles) and I was planning on driving
>the van but now I'm not so sure.
>
>Thanks in advance,
>
>Dave Williams
>'87 Vanagon Syncro GL
>