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Date:         Sun, 24 Jan 2010 11:27:31 -0800
Reply-To:     John Bange <jbange@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         John Bange <jbange@GMAIL.COM>
Subject:      Re: Powerwashing FAIL
In-Reply-To:  <4B5C96A3.7070307@cox.net>
Content-Type: text/plain; charset=ISO-8859-1

On Sun, Jan 24, 2010 at 10:51 AM, mark drillock <mdrillock@cox.net> wrote:


> Not so fast. The idle valve behavior depends on the version of the FI
> wiring harness. Lots of later vans power it from the fuel pump relay and so
> on those vans it WON'T hum with just the key on, the engine needs to be
> running for it to continuously hum.
>
> Years 86/87 power it from the ECU relay and on those vans it should hum
> whenever the key is on, engine running or not.
>
>
Yes, I don't know why I put "not running" in there when I meant just
"running". Both my 90 vans have quiet ISVs when not running.


Interesting to know about the 86-87's though....


--
John Bange
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