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Author Topic: ME7.5 ECU Doesn't start up second key cycle  (Read 2728 times)
Sandstorm3k
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« on: September 01, 2021, 11:43:56 AM »

Weird problem I've encountered with an ECU i got from the scrapyard. It's a wideband 1024mb ECU, and with -adapted- EDIT: OFFED immo and my software it starts the car once. After cycling the key off en trying to start it again - it's completely dead no response, no check engine light nothing.

When you take the ecu out for a moment probably a few minutes and try again it will work again just for one start. After which it will not work again.

Any ideas what's causing this strange behavior? When its running it's totally fine.
« Last Edit: September 01, 2021, 01:32:02 PM by Sandstorm3k » Logged
fknbrkn
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mk4 1.8T AUM


« Reply #1 on: September 01, 2021, 12:03:43 PM »

bad cs
eeprom - flash immo generation mismatch
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Sandstorm3k
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« Reply #2 on: September 01, 2021, 01:02:22 PM »

Hmm thanks very much for the quick answer - but i don't quite understand

I've taken an IMMO 3 file eeprom which i immo'd off myself (and used before with succes) which comes from i believe a 2003 Leon 032HN and i've paired it with the 032HN 0002 stock binary (edited to my needs). How come this problem arises? The ECU is NOT a 032HN but i believe all wideband boards to be the same.
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Sandstorm3k
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« Reply #3 on: September 01, 2021, 02:26:15 PM »

I think we can ignore this post -

Idiot me flashed a non checksummed file  Roll Eyes
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fknbrkn
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mk4 1.8T AUM


« Reply #4 on: September 01, 2021, 02:38:40 PM »

add me7check to a windows explorer context menu
to be able to checkout file with right click
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Sandstorm3k
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« Reply #5 on: September 01, 2021, 02:58:41 PM »

Very good tip, thank you very much will get right to it!
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