Checksum for IAW 8fF.5T

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ziuzio

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	Checksum for IAW 8fF.5T « on: May 06, 2016, 06:56:15 PM »

Hello,
I have a problem with checksum of this Ecu, I've made some tune up with fueling after head porting, recalculated general checksum, but Ecu still don't like it.
Anybody can help:)?
First original file, second after changes.


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Dejw0089

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	Re: Checksum for IAW 8fF.5T « Reply #1 on: August 21, 2017, 02:18:26 PM »

Quote from: ziuzio on May 06, 2016, 06:56:15 PM

You can disable eprom error and it's be fine

Ill do it everytime

Anyone can tell its wrong but in this ecu i disable it


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woj

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	Re: Checksum for IAW 8fF.5T « Reply #2 on: February 26, 2018, 12:26:59 PM »

Another old one, but for completeness, (from memory) word-wise add up range 0x2070 till end, on the factory bin it should add up to 0x55AA. If it does not, manipulate the word at 0xFFBE so that it does.


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