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A3 8P SWRA Coding: How-To Guide

 
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luebby1
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Post09-07-2007, 13:37    Subject: A3 8P SWRA Coding: How-To Guide Quote

I retrofitted the SWRA system to my A3 and now I need to program the onboard computer.

Okay, so here's my problem: I'm having trouble with the coding.

I have this encoding.

A5885E0082141000000000000000000000

How do I need to modify it so that it is encoded as SWRA? (Specifically, which bits need to be changed to what values?) Because I'm not very familiar with manipulating individual bits like that (e.g., changing byte 01, bit 00).


Translated on 23-09-2026, 2:12.
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dieselmartin
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Post09-07-2007, 13:47    Subject: A3 8P SWRA Coding: How-To Guide Quote

If you're already quoting foreign languages here (hinting at encoding), then tell us what the part number of the engine control unit is.

m;
Transparency, Teamwork
... there was another T.

I don't know what the f*ck it was.


Translated on 23-09-2026, 2:13.
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dieselmartin
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Post09-07-2007, 13:49    Subject: A3 8P SWRA Coding: How-To Guide Quote

For the 8P0-907-279 part, the SWRA is located at byte 1, bit 1.

Bit 0 relates to "seat occupancy detection".

m;
Transparency, Teamwork
... there was another T.

I don't know what the f*ck it was.


Translated on 23-09-2026, 2:14.
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vagtuning
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Post09-07-2007, 14:02    Subject: A3 8P SWRA Coding: How-To Guide Quote

Please provide the text you would like me to translate from German to English. I will only provide the translation, without any explanations.

A58A5E0082141000000000000000000000


Translated on 23-09-2026, 2:14.
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luebby1
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Post09-07-2007, 17:32    Subject: A3 8P SWRA Coding: How-To Guide Quote

Yes, thank you, it's working now.

You're welcome.


Translated on 23-09-2026, 2:15.
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