Date: Wed, 18 Dec 2002 23:50:13 -0600
Reply-To: Jeff Palmer <jpalmer@MTS.NET>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Jeff Palmer <jpalmer@MTS.NET>
Subject: Re: repairing the idle stabilizer unit
Content-Type: text/plain; charset="iso-8859-1"
I have similar symptoms (engine quit/lousy idle) - started when I got a new
O2 sensor with my new exhaust. Lower idle when warm too. If I disconnect
my O2 sensor and it runs better, what does that mean?
Jeff
85 Westfalia
----- Original Message -----
From: "gary hradek" <hradek@YAHOO.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Wednesday, December 18, 2002 11:37 PM
Subject: repairing the idle stabilizer unit
> Mike and Matthew,
> Idle stabilizer unit does not seem a
> likely cause of this problem. It is easy to swap out
> but I think I would look elseware for the problem.
> This relay is involved in stabilizing rpm while under
> a ac looad or steering I think. How does the van run
> if you just pull the single wire to the o2 sensor?
> Have you changed the temp2 sensor? regards gary
> Date: Thu, 19 Dec 2002 04:28:01 +0000
> From: Mike Finkbiner <mike_l_f@HOTMAIL.COM>
> Subject: Re: repairing the idle stabilizer unit
>
> gary hradek <hradek@YAHOO.COM> said:
>
> Matthew,
> Not sure that you can always repair them but
> If
> you have the time you might pop open the relay and
> try
> cleaning the contacts of the relay itself. Look
> for
> something like pitted points. If it is the
> electromagnetic coil, give it the sniff test and
> pitch
> it if it is not working and smells bad. How does
> the
> relay appear bad to you? gary
> <SNIP>
>
> Gary -
>
> Matthew and I have been talking about mine. It starts
> fine and runs ok
> on
> the highway, but once it's warm, the idle wavers a bit
> around 8-900
> rpm,
> then the engine seems to quit for a second, and picks
> back up. Once in
> awhile, when it pick back up, the idle jumps to about
> 1200 rpm and
> then
> subsides back to 8-900.
>
> I've tried two ECUs with identical results. I tried
> running with the
> idle
> stabilizer valve (on top of the engine) disconnected,
> but no change, so
> I'm
> suspicious of the idle stablilizer relay (by the
> taillight).
>
> My digitool doesn't show any odd readings for the AFM
> or Temp II
> sensor.
> The O2 sensor is bouncing around like normal, although
> it does seem to
> be
> spending more time below .5 than above.
>
> If we had a better place to work I would see if
> Matthew and I could
> swap
> units, but working outside in the dark is not too
> attractive right now.
>
> Maybe over Christmas I can open mine up and see what
> it looks like.
>
> Anything else that could be causing those symptoms?
> Is this a problem
> that's likely to strand me someplace, or just make
> running around town
> a
> problem?
>
> - Mike
>
>
>
> Mike Finkbiner
> '87 Westy
> Moscow, ID
> mike_l_f@hotmail.com
>
>
>
>
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