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mattgu40 mattgu40 is offline
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Posts: 87
Join Date: Dec 2016
Car: 2009 E92 n54, 7''fmic, ********, jb4g5 2step relay, bms dci occ chargepipe synapse bov
Default 06-12-2018, 06:32 PM

Originally Posted by Payam @ BMS
We suggest using the BMS PI controller. The orange wire on the controller will go to an automotive relay to trigger the WMI pump. The JB4 #15 will get the PI controller white signal wire which will let the JB4 know the fuel injectors are running properly. Meth flow scaling should be set to 99.

If equipped with an FSB from a previous JB4 meth integration you'll remove it.
Right. Thanks for the quick reply, i will do this tomorrow.

Just to make sure i get it right.

30: 12v fused power source
85: thick orange/yellow wire
87: meth pump
86: ground strut tower
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