On the 1.9L, the idle position sensor is bolted on the throttle body.
It's the one closer to the rear of the van.

On Tue, 14 Dec 2004 23:51:03 -0500, John Lauterbach
<lauterba@bellsouth.net> wrote:
> Ken, if an idle position sensor is used on the 1.9L engines, I don't know
> where it is.  On the 1.9L engines, the idle speed will be close to specs as
> long as your timing is right and you are getting spark and fuel to all four
> cylinders.  My recent bouts with low idle speed have been caused by plug
> wires going bad (running on 3 cylinders) or a clogged fuel filter.
>
> John Lauterbach
> Macon, GA
> '84 7-passenger
>
> Tel.  478-474-3027
> Fax  478-474-0117
> Cell  478-731-2966
> ----- Original Message -----
> From: "Ken Lewis" <kdlewis_wasting_time@ACCESS4LESS.NET>
> To: <vanagon@GERRY.VANAGON.COM>
> Sent: Tuesday, December 14, 2004 5:43 PM
> Subject: Re: 85 stalling probs...Where's the ARCHIVE!!!?!?!
>
> > David,
> >     1> Idle Position Sensor.
> >     2> TEMPII Sensor.
> >     3>Archives : http://gerry.vanagon.com/archives/vanagon.html
> >
> >
> > Ken Lewis
> > http://neksiwel.20m.com/ New batch of O2 sensor monitor Gadgets!
> >
>