[V8] Well that was fun...

[Fedor Veenhuyzen]

Thanks Jeff, I guess I will disconnect the batterie....
But do you know if I HAVE TO clear the ecu after replacing a faulty sensor?
Or should the car run ok again, even if the error is still in the memorie?

----- Original Message ----- 
From: "Jeff Goldberg" <jgoldberg at ntelos.net>
To: "@V8 list" <v8 at audifans.com>
Sent: Sunday, January 04, 2004 4:39 PM
Subject: RE: [V8] Well that was fun...


> If you are looking simply to read out and clear fault codes you can use
the
> blink code technique described in the service manual.  Scott Mockry has
this
> information along with some BTDT on his site at:
>
>      http://www.sjmautotechnik.com/ecufv8.html
>
> The SJM website shows a test light (LED US 1115 equivalent) for reading
and
> clearing ECU and transmission fault codes.
> Otherwise, I think you have to have the fuse out, or disconnect the
battery for
> like 20 minutes to clear the codes.
> The quickest way to clear codes by blink method is the "test mode" (see
Scotts
> site)
>
> I think Ed was referring to the Mixture Adaptation Information stored by
the
> ECU.  This allows the ECU to "learn" about differences unique to a
particular
> car and the environment it's driven in.  When this information is cleared
it can
> take a few miles of driving for the ECU to gather information from the O2
sensor
> to restore meaningful data in the Fuel Trim Tables.
>
> Jeff
>
> > -----Original Message-----
> > From: v8-bounces+jgoldberg=ntelos.net at audifans.com
> > [mailto:v8-bounces+jgoldberg=ntelos.net at audifans.com]On Behalf Of Fedor
> > Veenhuyzen
> > Sent: Sunday, January 04, 2004 7:30 AM
> > To: ekellock at adelphia.net
> > Cc: V8 at audifans.com
> > Subject: Re: [V8] Well that was fun...
> >
> >
> > Glad you had so much fun driving it in the snow, I can just picture it!
I'm
> > afraid I will miss out on it this winter here in The Netherlands, as we
> > mostly only have snow here for 1 or 2 days each winter....and of course
this
> > winters snow fell while my v8 is not in running condition.
> > I noticed something in your message about clearing the ECU memorie. As I
am
> > going to replace the reference sensor this afternoon, and the dealer
said I
> > will have to reset the ECU after doing it, if I won't, the car still
won't
> > run as it should (if the prob is fixed). So my question is, how can I
clear
> > the memorie without the VAG tool?
> >
> > Fedor in The Netherlands
> >
> > ----- Original Message -----
> > From: "Ed Kellock" <ekellock at adelphia.net>
> > To: <v8 at audifans.com>
> > Sent: Saturday, January 03, 2004 10:53 PM
> > Subject: [V8] Well that was fun...
> >
> >
> > > We have a decent amount of snow in Colorado Springs for once.  I went
out
> > to the V8 and it started cold very well.  Faltered just a bit, but I did
> > clear the ECU memory yesterday after doing the injectors so I'm going to
> > attribute that falter to a learning incident.
> > >
> > > Anyway, I haven't driven the Whee8 in the snow for a couple of years.
> > Let's just say it was naughty good fun.  Capped it off by driving a
short
> > residential block up a hill sideways in 1st gear.
> > >
> > > Ed in Colorado
> > >
> > >
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> >
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