Re: reprogramming TPIS chip

[romans@starstream.net (Romans, Mark)]

The level 4 and level 5 TPIS chips that I have read have been not really
modified that much either!  Spark and fuel, and idle speed.
The Level 5 chip had the egr switch flag turned off.  (Which it really
didn't need)
Mark
----- Original Message -----
From: "Dan Plaskett" <dynastydan@worldnet.att.net>
To: <gmecm@diy-efi.org>
Sent: Sunday, September 03, 2000 10:09 PM
Subject: Re: reprogramming TPIS chip


> I still can't figure out what they did, but I started over with my
original
> AANM bin file (86 Corvette, Aluminum heads, 2.73 auto) and then modified
it
> with the table info I previously read from the TPIS chip using TunerCat.
No
> problems, worked like a charm.  I checked the mask ID and the C870
location
> like Mark suggested but it was fine.  It's amazing how little was actually
> changed from stock to this Level V chip.
>
> Dan
>
> ----- Original Message -----
> From: "Programmer" <nwester@eidnet.org>
> To: <gmecm@diy-efi.org>
> Sent: Monday, September 04, 2000 12:47 AM
> Subject: Re: reprogramming TPIS chip
>
>
> > Dan,
> > I think you've either got a bad program or wrong file for the computer.
> > Pull the file off your chip and compare it against what you burned...a
> > rapidly flashing SES kinda indicates a bad prom--or Prom problem.
> > Lyndon
> > -----Original Message-----
> > From: Dan Plaskett <dynastydan@worldnet.att.net>
> > To: gmecm@diy-efi.org <gmecm@diy-efi.org>
> > Date: September 2, 2000 11:26 AM
> > Subject: reprogramming TPIS chip
> >
> >
> > >Got a problem here that I remember someone batting around before.  I
have
> a
> > >couple of TPIS level 5 chips for 1986 Corvettes.  One uses the 32 mask
> the
> > >other 32b mask.  I used Tunercat to make a few mods and ran a checksum.
> > >After burning the new chip the checksum verifies.  Install and the car
> > >sounds like it is hunting and the SES light flashes quickly off and on.
> > >I've run into this before when I had a bad checksum, but that seems to
be
> > >OK.  Any ideas.
> > >
> > >Dan Plaskett
> > >
> >
>
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