reprogramming TPIS chip

David Cooley n5xmt at triad.rr.com
Mon Sep 4 05:37:04 GMT 2000


At 12:09 AM 9/4/2000 -0500, you wrote:
>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.




It's like most of the Buick GN chips...
At the most, About 8 bytes changed in addition to the PROM ID.
Just the boost tables.

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