CIS-e problems[NG CIS-E3]

[Ben Swann]

p.s. to prior reply - I found comparable prices at IMPEX
http://VWparts.com -or-  http://www.impexfap.com

thought I'd try them  as I save on shipping and get the goods faster, but 5%
MD tax penalty as I am buying in state.

Ben
----- Original Message ----- 
From: "Brendan K. Walsh" <bkwalsh4201 at hotmail.com>
To: "Ben Swann" <benswann at comcast.net>; <quattro at audifans.com>
Sent: Friday, January 02, 2004 11:09 AM
Subject: Re: CIS-e problems[NG CIS-E3]


> Ben,
>
> Where are you buying from and what do they cost? europartsdirect.com has
> them listed at 48.99 for cis-e and 57.32 for the e3. If you've got a
better
> supplier I'd love to know.
>
> Regards
> Brendan
> ----- Original Message -----
> From: "Ben Swann" <benswann at comcast.net>
> To: <audi at humanspeakers.com>
> Cc: "Brian Sims" <sims at miliserv.net>; <quattro at audifans.com>
> Sent: Friday, January 02, 2004 10:51 AM
> Subject: Re: CIS-e problems[NG CIS-E3]
>
>
> > Comments inserted - I'm ordering injectors today.  I know that
methodical
> > troubleshooting with fuel pressure test would be a good idea, but I feel
I
> > should install new injectors anyway, as I think these are crucial to
> > reliability in the long run.  At least then I'll have ruled leaky
> injectors
> > out as the culprit.
> >
> > Ben
> > ----- Original Message -----
> > From: "Huw Powell" <audi at humanspeakers.com>
> > To: "Ben Swann" <benswann at comcast.net>
> > Cc: "Brian Sims" <sims at miliserv.net>; <quattro at audifans.com>
> > Sent: Thursday, January 01, 2004 6:23 PM
> > Subject: Re: CIS-e problems
> >
> >
> > >
> > > > Just cranking the engine over is not enough flow to lift
> > > > the plate.
> > >
> > > Taken pretty much out of context, I have to disagree with that one
> > > statement.  Cranking the engine over causes air to be pumped into the
> > > engine, which lifts the plate.  Not a lot, of course, but enough to
get
> > > things running.
> > >
> > > We also don't know *for sure* if the CISE3 CSV is getting the same,
> > > lower pressure as the other five injectors.
> > >
> > Correct - I've been making that assumption, but would be nice to verify.
> >
> > > I will also take this opportunity to once again say that I think the
CSV
> > > has *very little* to do with hard starting, especially if several
tries
> > > don't start the car easily.
> > >
> > Agreed - I think in my case it is a combination.  I feel quite certain
> that
> > in my case, insufficient pressure in the injector lines is the problem.
> The
> > question is WHY?
> >
> > I am certain there are no external leaks.  The injectors are not new and
> > probably have at least 80k on them and are the original ones for this
87.5
> > GT engine.  Pump is new NG pump.  Accumlator I assume is original for
the
> > '87 4000 Quattro the engine is installed into.  Entire CIS-E3 fuel
> > distributor/metering head was installed after extensive cleaning -  Fuel
> > Distributor was NOT disassembled, but plunger area cleaned thrououghly,
> and
> > airbox was swapped to accomodate metering head.  Temp sensor is new.
> >
> > > Residual pressure (check valve), vapor lock (perhaps due to leaky
> > > injectors), bad senders, vacuum leaks, static misadjustment, are more
> > > likely culprits.  And the ignition system, of course.  IMHO, for what
> > > it's worth.
> >
> > Ignition is good and the rest need to be checked out if injectors don't
> fix
> > the problem.   It will be another week before I get injectors.   Thanks
> for
> > your feedback - Happy New Year!
> >
> > Ben
> > > --
> > > Huw Powell> http://www.humanspeakers.com/audi>
> > http://www.humanthoughts.org/
> >
> >
> >