Date:         Mon, 7 Jan 2008 14:47:30 -0500
Reply-To:     Richard Golen <rgolen@UMASSD.EDU>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Richard Golen <rgolen@UMASSD.EDU>
Subject:      Re: High idle problem
Comments: To: Van-Again@.VANAGON.COM
In-Reply-To:  <47828042.2080201@comcast.net>
Content-Type: text/plain; charset="us-ascii"; format=flowed

Haven't checked the throttle position switch....


At 02:40 PM 1/7/2008, Van-Again@umdmail4.umassd.edu:Kenneth Wilford wrote:
>It could be that both of the idle stabilizer units are bad (used
>ones have a pretty high failure rate, especially the older ones with
>the B at the end).  I would also try swapping in a known good idle air valve.
>You have already checked and adjusted your throttle position switch, correct?
>
>Ken Wilford
>John 3:16
>www.vanagain.com
>
>Richard Golen wrote:
>>Hi,
>>
>>Now that I think I've found my cooling system problem, the idle on my
>>87 Westy seems to want to hang at 2000 rpm, and once in a while drop
>>down to 1200 rpm. I've swapped out the idle stabilizer, disconnected
>>and reconnected the plug on the stabilizer, checked to see if the
>>stabilizer vibrates when it has power, etc. Right now I've
>>disconnected the stabilizer and adjusted the bleed screw on the
>>throttle body so I have a normal idle of around 900 rpm or so.
>>
>>Two questions:
>>
>>1. What is causing the idle to stick at 2000 rpm? (I've also swapped
>>out the stabilizer control unit with a spare). Suggested fixes?
>>
>>2. Will any problems arise if I leave the stabilizer disconnected
>>for a while?
>>
>>
>>Thanks.
>>
>>
>>Ric