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Technical Topics B58 6-Cylinder Turbo Engine / Drivetrain / Exhaust Modifications BM3 Flex Fuel Multimap

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      10-30-2023, 04:32 PM   #1
Prophet26
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BM3 Flex Fuel Multimap

Hello all, I am currently tuned on Bootmod3 Stage 2 multimap (flex fuel enabled) utilizing the 93 map. I will soon be installing the BM3 flex fuel kit and running an E mix, staying on the 93 map and allowing the flex fuel tune to adjust accordingly. My question is, once I install the flex fuel kit and first fill up with an ethanol mix, what parameters do you suggest observing in order to be sure the flex fuel map is adjusting properly?

If anyone is running the same setup and has anything to add it would be greatly appreciated!

Thanks in advance guys.
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      10-31-2023, 07:00 AM   #2
BLK.G20
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BM3 will do all the work for you. Just don't hammer on the car for a few miles while everything blends.
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      11-01-2023, 01:37 AM   #3
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You can check your blend factor, multimap will scale according to E content, full scaling will show a blend factor of “1” which is at E60.
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      11-01-2023, 04:50 PM   #4
Prophet26
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Quote:
Originally Posted by A90TJ View Post
You can check your blend factor, multimap will scale according to E content, full scaling will show a blend factor of “1” which is at E60.
This is exactly what I was looking for, some parameter that will show me the DME is adjusting properly. I see that in the BM3 dashboard now. Thanks!
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      11-04-2023, 08:34 AM   #5
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Quote:
Originally Posted by Prophet26 View Post
This is exactly what I was looking for, some parameter that will show me the DME is adjusting properly. I see that in the BM3 dashboard now. Thanks!
Np, get the latest multimap version. Boost doesn’t drop off up top on v1.3
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