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      06-21-2017, 03:01 PM   #1
take1step
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JB4 Map 2 making more power than Map 3 w/ Meth?

A few weeks ago I had the BMS Methanol Injection kit installed on my 2016 428xi. I put it on a dyno today and the numbers showed more power output to the wheels on Map 2 than on Map 3. No error codes when it was hooked up.

Does anybody have more insight on this topic? With the BMS Meth kit is there a way of knowing when the meth is spraying?

Other mods: JB4, Injen intake, Wagner Catless DP, AWE Quadtip Exhaust
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File Type: pdf 428xijb4-map0-2-3_wtq_whp.pdf (2.24 MB, 174 views)

Last edited by take1step; 06-22-2017 at 01:31 PM..
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      07-05-2017, 03:18 PM   #2
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Quote:
Originally Posted by take1step View Post
A few weeks ago I had the BMS Methanol Injection kit installed on my 2016 428xi. I put it on a dyno today and the numbers showed more power output to the wheels on Map 2 than on Map 3. No error codes when it was hooked up.

Does anybody have more insight on this topic? With the BMS Meth kit is there a way of knowing when the meth is spraying?

Other mods: JB4, Injen intake, Wagner Catless DP, AWE Quadtip Exhaust
Update: I had a leaky fuel injector, I was getting a misfire code on cylinder 2. It was causing the JB4 to bounce back to Map 0 for safety precautions. Everything's working great now, probably around 300whp.

Last edited by take1step; 07-05-2017 at 05:26 PM..
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      07-10-2017, 01:30 PM   #3
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      07-12-2017, 09:00 AM   #4
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Quote:
Originally Posted by take1step View Post
Update: I had a leaky fuel injector, I was getting a misfire code on cylinder 2. It was causing the JB4 to bounce back to Map 0 for safety precautions. Everything's working great now, probably around 300whp.
Someone correct me if I'm wrong, but from what I've read here on the forum based on other members results you should be a bit higher than 300WHP with your mods, shouldn't you!?..
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      07-12-2017, 09:02 AM   #5
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Originally Posted by cosmicdebris48059 View Post
Someone correct me if I'm wrong, but from what I've read here on the forum based on other members results you should be a bit higher than 300WHP with your mods, shouldn't you!?..
Sorry, I was thinking 335 #'s!?.... My bad
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