I likely have one of these, if you give me a part number I can check.

Jim

On Thu, Jan 15, 2015 at 11:27 AM, Stuart MacMillan <stuartmacm@gmail.com>
wrote:

> I had the same 2000 rpm problem, and it was a bad idle control unit in my
> case.  Check that your idle control valve is humming, and then find an ICU
> to borrow, they are expensive.  If it fixes it find a used one if you can
> (I
> found one for $75.)  If not, GW has rebuilt ones:
>
> http://www.gowesty.com/ec_view_details.php?id=23468&category_id=&category_pa
> rent_id=
>
> Stuart
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Van Pelt, Steve
> Sent: Thursday, January 15, 2015 9:03 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: 2.1WBX running rich
>
> Hi all,
>
> My water boxer motor is running slightly rich, or at least I feel like it
> is
> since I don't have a smog meter. I have done all the usual checks such as
> disconnecting temperature two sensor, disconnecting the oxygen sensor,
> checking with a can of carb cleaner to see if idle changes when I spray
> around the intake manifold hoses. New air cleaner installed.
> The idle also is kind of an issue, in the sense that it will idle at about
> 1000 and hunt between 1000 and 1200 RPM. That is with the idle screw on the
> manifold screwed all the way in tight. If I backed the screw out, it runs
> up
> \ to 2000 rpm quickly.
>
> Any other thoughts on what to look out for?
>
> Thanks,
>
> Steve
>