[20v] 20v Digest, Vol 28, Issue 1

Todd Phenneger tquattroguy at yahoo.com
Mon Nov 3 20:49:34 PST 2008


According to what I have read it depends on which ECU your 7a has.  2-plug vs 1-plug.  This supposedly changed when the ISV Changed over in the 1990's models.  That said, i have never tried it on an early dual-Plug 7a so I have no BTDT.




--- On Mon, 11/3/08, Brent Henry <thehenrys at sympatico.ca> wrote:

> From: Brent Henry <thehenrys at sympatico.ca>
> Subject: Re: [20v] 20v Digest, Vol 28, Issue 1
> To: "Todd Phenneger" <tquattroguy at yahoo.com>, 20v at audifans.com
> Date: Monday, November 3, 2008, 3:03 PM
> Yes, I have heard that some of the early engines don't
> work with the VAG-COM, but I had a very early 1990 model
> (based on VIN) and mine worked. So, I'm not sure what
> the deciding factor is.
> Thanks,
> Brent.
> ----- Original Message ----- From: "Todd
> Phenneger" <tquattroguy at yahoo.com>
> To: <20v at audifans.com>; "Brent Henry"
> <thehenrys at sympatico.ca>
> Sent: Monday, November 03, 2008 12:23 PM
> Subject: Re: [20v] 20v Digest, Vol 28, Issue 1
> 
> 
> > Only the later 7a's work with VAG-COM.  The early
> 7a does not work and you must use the LED tester outlined on
> 20v.org.
> > 
> > I have a 91' CQ that does work with VAG-COM. 
> Works OK, VERY Simplistic compared to the newer OBD-2 cars
> but you can get fault codes, clear them, do the output
> tests, and you can get realtime graphing of Throttle
> Position, RPM, Engine Load, CO Mixture, etc.
> > 
> > If you have a laptop, then I think its worth the $100
> = $50 in connectors to use it.
> > 
> > 
> > 
> > --- On Sat, 11/1/08, Brent Henry
> <thehenrys at sympatico.ca> wrote:
> > 
> >> From: Brent Henry <thehenrys at sympatico.ca>
> >> Subject: Re: [20v] 20v Digest, Vol 28, Issue 1
> >> To: 20v at audifans.com
> >> Date: Saturday, November 1, 2008, 8:46 PM
> >> Hi Brian,
> >> 
> >> Yes, the VAG-COM does read diagnostics from the
> CQ... and
> >> you will need the
> >> 2x2 connector/adapter.
> >> 
> >> Thanks,
> >> Brent.
> >> 
> >> ----- Original Message ----- From:
> <20v-request at audifans.com>
> >> To: <20v at audifans.com>
> >> Sent: Saturday, November 01, 2008 3:00 PM
> >> Subject: 20v Digest, Vol 28, Issue 1
> >> 
> >> 
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> >> >
> >> >
> >> > Today's Topics:
> >> >
> >> >   1. Diagnostic Tools for the 20V 7A Engine
> (Brian
> >> Pleet)
> >> >
> >> >
> >> >
> >>
> ----------------------------------------------------------------------
> >> >
> >> > Message: 1
> >> > Date: Sat, 01 Nov 2008 10:38:41 -0600
> >> > From: Brian Pleet
> <bpleet at telusplanet.net>
> >> > Subject: [20v] Diagnostic Tools for the 20V
> 7A Engine
> >> > To: 20v at audifans.com
> >> > Message-ID:
> >> >
> >>
> <19740419005016.78342922343FFFEC at priv-edtnaa07.telusplanet.net>
> >> > Content-Type: text/plain;
> >> charset="us-ascii"; format=flowed
> >> >
> >> > My better half offered to buy a diagnostic
> tool as
> >> appreciation for
> >> > keeping her 1990 90 20v on the road.
> >> >
> >> > Two options I found are Versatile Automotive
> >> Diagnostics (VAD) and
> >> > Ross-Tech. Neither show the 20V engine on
> their
> >> compatibility lists.
> >> > Ross-Tech said only 20V turbos from 1990
> would work,
> >> and VAD was
> >> > unsure and non-committal. I've found two
> plug-ins
> >> under the carpet on
> >> > the driver side.
> >> >
> >> > Does anyone have experience using a
> diagnostic tool
> >> with this engine?
> >> >
> >> >
> >> >
> >> >
> >> > ----------
> >> > E-mail:bpleet at telusplanet.net
> >> > Tel:    (403) 286-0069
> >> >
> >> >
> >> >
> >> > ------------------------------
> >> >
> >> >
> _______________________________________________
> >> > 20v mailing list
> >> > 20v at audifans.com
> >> > http://www.audifans.com/mailman/listinfo/20v
> >> >
> >> >
> >> > End of 20v Digest, Vol 28, Issue 1
> >> > **********************************
> >> >
> >> 
> >> 
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