Pesky CIS Idle!!

[bmcgarvey at gmail.com (Brian McGarvey)]

We'll im not one for long conversation lately..
There is a book .. How to keep your VW rabbit(or scirocco) alive for
the Compleat Idiot.. Its great. pictures and everything..
You'll need some special tools.. Im sure that it can be taken care of at cincy..


On 5/22/05, Tim McConnell <timjmcconnell@gmail.com> wrote:
> How do I go about checking fuel pressure - where do I test it?
> 
> 
> On 5/21/05, Brian McGarvey <bmcgarvey@gmail.com > wrote:
> > Did you check your fuel pressure..
> > Bunny (CIS-lambda) had horrible problems idling.. bad fuel pressure.. 
> > Brian
> > 
> > 
> > On 5/21/05, Tim McConnell <timjmcconnell@gmail.com> wrote:
> > > My car runs GREAT except for this weird varying idle that only happens
> > > sometimes. 
> > >
> > > Before you start - I have checked and fixed all vacuum leaks - there are
> no
> > > more. I have a freshly cleaned K&N Filter (not the cause) and have just
> > > removed the hot air return from the exhaust manifold. (also not the
> cause). 
> > > I just cleaned out the airflow sensor bowl with a bunch of carb cleaner.
> Cam
> > > timing is perfect. Ignition timing is about 8 or 10 degrees advanced.
> The
> > > cap and rotor are new. The plugs are in nice shape (bosch platniums). 
> > >
> > > I checked the idle mixture (when hot) and had to lean it out just a tad.
> The
> > > idle is set at 950 RPMS. Aux air valve is fine, and the idle boost
> solenoid
> > > works good.
> > >
> > > But - this is what happens - the idle will drop to like 650 - then the 
> > > solenoid will open and it will go back. A second later - it goes back
> down
> > > and clicks again. It only does this sometimes. Sometimes the car starts
> > > doing it when I hit the brake pedal - sometimes not. 
> > >
> > > Anyone know about this kind of problem? The only thing I can think of is
> my
> > > fuel filter - I've never changed that. My fuel pump relay is great
> however.
> > > (I had that problem before)
> > >
> > > --Timbo - early 1984 Scirocco 1.8 8v with CIS - No A/C and No PS and a
> 90A
> > > Alternator.
> > >
> > > --
> > > www.vintagewatercooleds.com/tech <
> http://www.vintagewatercooleds.com/tech>
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> > >
> > 
> 
> 
> 
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