The banner above is an advertisment - if it asks you to download software, please ignore.
Site News - 3/26 M Car Covers (by State of Nine) | 12/12 Make Amazon Pay Saabnet!
Date: Wed, 27 Feb 2002 21:06:58 +0000
From: Johannes H Andersen <johsnopsamanytime.co.uk>
Subject: Re: 9-5 2.3L chip tuning


Goran Larsson wrote: > > In article <3C7D1726.A270C63Dnopsamanytime.co.uk>, > Johannes H Andersen <johsnopsamanytime.co.uk> wrote: > > > AFAIK, the eprom chip contain numerical maps or tables. The software > > is already in the ECU. > > The ECU used in the 9-5 is Trionic 7 (T7). T7 has all its software, > maps, and tables in a surface mounted flash memory. Any competent tuner > will download the new software (including maps and tables) through the > diagnostics connector without any physical changes inside the ECU. The > flash memory is the large non-square chip in the lower corner in this > image: > > < http://www.bsrab.se/bilder/1_trionic7_bla.jpg > > > -- > G–ran Larsson hoh AT approve DOT se OK, so that's cleared up. The effect of 'chipping' however, must come from the mapping more than anything else. Presumably, the software is for interpolation of tables. Johannes

Return to Main Index
StateOfNine.com
SaabClub.com
Jak Stoll Performance
M Car Covers
Ad Available

The content on this site may not be republished without permission. Copyright © 1988-2024 - The Saab Network - saabnet.com.
For usage guidelines, see the Mission & Privacy Notice.
[Contact | Site Map | Saabnet.com on Facebook | Saabnet.com on Twitter | Shop Amazon via TSN | Site Donations]