cracking the ecu/pcm

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cracking the ecu/pcm

Postby JRSTANGE » Tue Jul 29, 2008 9:52 am

ok, i'm sure this isnt a big thing of interest. but, given the potential of what has been done with other ecu/pcm's. i'm curious what it would take or what i can help do to crack the saturn 96-99 pcm's.

reason being is i currently own and built a turbo saturn were i've been looking into better fuel managments. i'm currently using a safc and bigger injectors. i know of the dyiautotune megasquirt. however for inspection reasons in missouri it would be nice to be able to control/tune the pcm it's self with out popping service engine soon codes.

like i said i'm sure there isnt a big if any interest in this but, it's worth asking.

and sorry if i have posted in the wrong section.

thanks.
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Postby Freon » Wed Jul 30, 2008 2:51 pm

It's mainly a matter of finding a skilled engineer who can read the data sheets on the chips used, probably build a custom cable or remove the ECU, write a flash program, and get the first flash off.

From there, the ECU code needs to be disassembled to reveal whatever factory reflash code may be embedded and designing a new cable and software to use the factory reflash code from there on.
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Postby Rhinoman » Thu Jul 31, 2008 9:35 am

Post some pictures up of the PCB. It may be similar to one that has already been hacked.
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