After massive coolant leak, terrible idle, black smoke. solved!!

[Jim Green]

--- Martin Pot <paulnet at direcway.com> wrote:
> Great advice!
> What I did is started the car and unplugged  the
> Mass Airflow sensor.
> The motor calmed down immediately.
> Then I took the MAF of my '91 2CTQ put it on the
> Avant. Then I took it for a
> spin, and soon after I left the driveway, I got my
> Audi grin back! I went to
> the gas station, cruised thru town and went back
> home but noticed that I
> have a slight reduction in boost noticeable on the
> gauge when I floor it,but
> still going very fast!!. The car ran and idled very
> smooth though.
> The car is chipped with a SJM, and used to be able
> to get a solid
> (inaccurate)1.8 bar on the gauge, but only gets to
> 1.6 now When I got in the
> driveway I left the car running and did the codes:
> 4431 idle stabilizer
> 2324 MAF sensor
> 2341 O2 sensor
> I will try cleaning the contacts of the MAF sensor,
> or do you think that it
> is on its way out also?
> I will do the cleaning procedure of the ISV
> I will get a new O2 sensor.


Great!  I'm not real experienced with MAF's, but I'd
try cleaning it somehow.  Can someone suggest a good
way to clean the inside of one?  You wouldn't have a
K&N in there would you?  The oil can gum up the wires
on the MAF and cause problems.

=====
Jim Green
'89 90tq 034EFI Stage II
http://www.geocities.com/jeg1976/car_home.html

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