After massive coolant leak, terrible idle,
black smoke. still in trouble
paulnet at direcway.com
Sat Aug 9 15:02:57 EDT 2003
----- Original Message -----
From: "Jim Green" <jeg1976 at yahoo.com>
To: "Martin Pot" <paulnet at direcway.com>
Cc: "Quattro list" <quattro at audifans.com>
Sent: Saturday, August 09, 2003 9:37 AM
Subject: Re: After massive coolant leak, terrible idle, black smoke. still
> --- Martin Pot <paulnet at direcway.com> wrote:
> > Hi Guys.
> > I am still at a loss here with the 2CTQA 20v 3b
> > engine, and this has been
> > the longest period of time I had an Audi down in 10
> > years, and it has become
> > embarrsing.. I have measured the RPM sensor and
> > ignition sensor per Bently
> > and they seem to check out good.
> > I have finally managed to pull the codes but I am
> > getting 4444 with my
> > blinking light, while the car is struggling to keep
> > alive. I did not take it
> > for a drive before I did the codes, may be that is
> > the problem, but I am
> > afraid to drive the car as it is. When it idles it
> > sounds like vvroomm,
> > vvroomm, vvroomm with a slight pause in between the
> > vvroomm's, and very near
> > death only to struggle back up to a burst of 900
> > RPM. It is also producing
> > nasty black smoke, but gets less when I rev the
> > engine but still keeps on
> > smoking.
> > It seems it is getting way too much fuel.
> > If the fuel pressure regulator fails would this be
> > the result?
> > It is driving me nuts not to be able to find the
> > problem.
> Yea, let it heat up and take it for a little spin. I
> bet you're in some kind of limp mode, you should get
> some codes for sure. If I had to guess at what's
> wrong, I'd look at the Mass Airflow sensor, and the
> temp sensors. If one of those were having trouble,
> you'd be running rich.
> Jim Green
> '89 90tq 034EFI Stage II
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