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2.7 Biturbo ecu swap
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Topic: 2.7 Biturbo ecu swap (Read 5115 times)
tom 2.7
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2.7 Biturbo ecu swap
« on: February 14, 2021, 11:17:59 AM »
Car A6 C5 2.7 T ajk tiptronic transmission. I am planning to switch from ecu 4B0907551E 512K file to ecu 4B0907551M 1M file. What file can I use on the 551M? I found info that the file from s4 L fits, is it true?
Regards.
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nyet
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Re: 2.7 Biturbo ecu swap
« Reply #1 on: February 14, 2021, 11:38:54 AM »
Yes 8D0...551L will work.
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Please do not ask me for tunes. I'm here to help people make their own.
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tom 2.7
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Re: 2.7 Biturbo ecu swap
« Reply #2 on: February 14, 2021, 11:59:59 AM »
I found such info.
8D0907551L
MAF - Hitachi
Transmission - Tiptronic
Memory Chip - 29F800BB
Serial Memory Chip - 95040
I have Maf Bosch in my car, will it work?
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BlackT
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Re: 2.7 Biturbo ecu swap
« Reply #3 on: February 14, 2021, 02:45:07 PM »
https://s4wiki.com/wiki/Mass_air_flow
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tom 2.7
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Re: 2.7 Biturbo ecu swap
« Reply #4 on: February 14, 2021, 03:07:30 PM »
ok that is, there are two options, maf replacement to hitachi, or maf map transfer from bosch to 8d0 L software. Right?
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nyet
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Re: 2.7 Biturbo ecu swap
« Reply #5 on: February 14, 2021, 05:11:25 PM »
Quote from: tom 2.7 on February 14, 2021, 03:07:30 PM
ok that is, there are two options, maf replacement to hitachi, or maf map transfer from bosch to 8d0 L software. Right?
correct!
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ME7.1 tuning guide
ECUx Plot
ME7Sum checksum
Trim heatmap tool
Please do not ask me for tunes. I'm here to help people make their own.
Do not PM me technical questions! Please, ask all questions on the forums! Doing so will ensure the next person with the same issue gets the opportunity to learn from your ex
tom 2.7
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Karma: +0/-0
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Posts: 5
Re: 2.7 Biturbo ecu swap
« Reply #6 on: February 15, 2021, 03:19:13 PM »
only these maps I have to move or something else?
MLHFM x2
MLOFS x1
KFKHFM x2
KFMLDMX x2
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