[V8] 10 valve issues

[ron_01056 at yahoo.com]

The only way to b sure is to do a pressure test.
U got ta understand that this is shot gun diagnosing at it's best and the only way to "know for sure" is to do the proper testing......anyone can throw parts at cars.

 Ron 
Sent from my Verizon Wireless BlackBerry

-----Original Message-----
From: eric anderson <stikboy2002 at yahoo.com>
Sender: v8-bounces at audifans.com
Date: Sat, 23 Oct 2010 16:31:09 
To: <v8 at audifans.com>
Subject: Re: [V8] 10 valve issues

So i should replace the fuel pump then?,,......and she will be rockin?

--- On Sat, 10/23/10, cobram at juno.com <cobram at juno.com> wrote:

From: cobram at juno.com <cobram at juno.com>
Subject: Re: [V8] 10 valve issues
To: v8 at audifans.com
Date: Saturday, October 23, 2010, 3:47 PM

Ditto the check valve, I had one that worked itself loose and had the
exact same symptoms.  Chased many a false trail before finding it.

 
Kent McLean <kentmclean at comcast.net> writes:
> eric anderson wrote:
> > My 88 10 valve 90 quattro ... if it's dead cold it will crank for 
> 10-15 maybe
> > 20 seconds before it finally coughs to a rough idle and suffocates 
> under any
> > throttle.....
> 
> My old 10V (Bad Puppy) had a slow starting problem when cold. The 
> list
> suggested a one-way check valve at/in the fuel pump, or possibly 
> leaking
> injectors.
> 
> A bad check valve lets the pressurized fuel drain back to the tank, 
> forcing
> a long crank while the pump pressurizes the line on a cold start (or 
> sitting
> long enough to drain back). The leaking injector(s) means it drains 
> from the
> other end, but the same result.
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