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How does one actually read the code in the ECU?

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Old Oct 6, 2005 | 10:47 AM
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Default How does one actually read the code in the ECU?
It looks encrypted. I want to manipulate the stock code on a spare ECU I have.
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Old Oct 6, 2005 | 10:49 AM
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What code are you referring to?
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Old Oct 6, 2005 | 10:51 AM
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Engine management code.
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Old Oct 6, 2005 | 10:52 AM
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you mean the Engine Type code, like AMB, or AVK?
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Old Oct 6, 2005 | 10:55 AM
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I want to know how to decrypt the performance code.
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Old Oct 6, 2005 | 11:00 AM
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correct, but are you trying to modify this? if so you're not going to be able to do this.
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Old Oct 6, 2005 | 11:00 AM
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How do tuners do it?
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Old Oct 6, 2005 | 11:04 AM
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Default they run an aftermarket stand alone engine management system that lets you dial
in a engine's performance by tweaking spark, timing, and a/f ratios.
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Old Oct 6, 2005 | 11:08 AM
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They write their programs from the ground up?
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Old Oct 6, 2005 | 11:28 AM
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yep,
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