[W126 Coupe] HELP! Car Salling!!!!!

[David Fatovic]

I think I will start with the idle control valve or
air control valve.  Are those two the same thing?

David

--- "mfmeyer at iwon.com" <mfmeyer at iwon.com> wrote:

>  Not sure about the manuals but you could start
> here:
>
http://www.mbcoupes.com/repairarticles/idlecontrol/highidle.htm
> or the archives in general.Markus Meyer484-919-9762
> (cell)http://www.meyerprobateproperties.com/--- On
> Tue 06/06, David Fatovic &lt;
> coloradocroat at yahoo.com &gt; wrote:From: David
> Fatovic [mailto: coloradocroat at yahoo.com]To:
> mbcoupes at mbcoupes.comDate: Tue, 6 Jun 2006 06:48:39
> -0700 (PDT)Subject: Re: RE: [W126 Coupe] HELP! Car
> Salling!!!!!Where in the MB manual should I look for
> pictures andR&amp;R instructions on these
> items?David--- "David G. Cole" wrote:&gt; Have you
> taken the air slide valve (forgot its exact&gt; name
> at the moment)&gt; off and cleaned it w/ carb
> cleaner? These tend to&gt; carbon up and start&gt;
> sticking. And they can just go bad, mine had to
> be&gt; replaced when I got my&gt; car because of it
> randomly dying at idle. Did not&gt; mention it
> before&gt; because thought your car's problem was
> not idle&gt; related.&gt; &gt; dgc&gt; &gt; &gt; 
> &gt; &gt; do you remember where you found the
> computer and&gt; &gt; wiring harness. I will want to
> check that out as&gt; well&gt; &gt;&gt; &gt; I
> changed the fuel filter tonight. it did make&gt;
> some&gt; &gt; difference. here is what I found while
> driving it&gt; &gt; tonight. it goes well while
> driving, but when you&gt; stop&gt; &gt; it doesnt
> hold idle very well or at all. that is&gt; when&gt;
> &gt; it will stall. it tries to idle around
> 480-500&gt; rpm. I&gt; &gt; believe that is too low
> to keep vacuum pressure.&gt; what&gt; &gt; could
> cause this? I did replace the over voltage&gt; &gt;
> protection relay.&gt; &gt;&gt; &gt; any ideas now?
> what should I look at to adjust the&gt; &gt;
> idle?&gt; &gt;&gt; &gt; thanks,&gt; &gt;&gt; &gt;
> David&gt; &gt; --- mbcoupes-bounces at mbcoupes.com&gt;
> &gt; wrote:&gt; &gt;&gt;&gt; &gt;&gt;&gt; &gt;&gt;
> -----Original Message-----&gt; &gt;&gt; From:
> mbcoupes-bounces at mbcoupes.com&gt; &gt;
> [mailto:mbcoupes-bounces at mbcoupes.com] I&gt;
> &gt;&gt; had 
> the same problem - swapped lots of parts&gt;
> between&gt; &gt; my 500SEC (which had&gt; &gt;&gt;
> the problem) and my wife's 500SE. In the end&gt;
> (after&gt; &gt; months of chasing the&gt; &gt;&gt;
> problem) it turned out to be that small wiring&gt;
> &gt; harness that attaches to the&gt; &gt;&gt;
> ignition computer - it had a wire that was
> broken&gt; &gt; inside the insulation.&gt;
> &gt;&gt;&gt; &gt;&gt; $15 at the wreckers' - problem
> solved.&gt; &gt;&gt;&gt; &gt;&gt; Ian&gt;
> &gt;&gt;&gt; &gt;&gt; The MB Coupes Website!&gt;
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