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Posts Made By:
RMM
Forum:
B58, B48
01-15-2021, 09:04 PM
Replies:
50
Logs of G20 330i B48B20D
Views:
518
Posted By
RMM
FYI you can buy e98 alcohol in 10x 2L jugs for...
FYI you can buy e98 alcohol in 10x 2L jugs for about 160 RMB (25 USD) on Taobao, that what I do, I tried octane booster but they can damage your O2 sensor and also they are not as effective as even a...
Forum:
General Tech Support, Tuning Advice, Logs, and Help Me Posts
01-10-2021, 03:05 AM
Replies:
50
What is this B58 fault code 1f053c?
Views:
10,281
Posted By
RMM
Interested if anyone has seen a solution to this ...
Interested if anyone has seen a solution to this
Here is what I know about it
1) It only happens when traction control is active, and when there is wheel slip. For example when you turn under...
Forum:
B58, B48
06-30-2020, 07:59 PM
Replies:
27
X98 vs 100% Meth WMI
Views:
7,568
Posted By
RMM
FYI I have BM3 with my own tune at about 25 psi,...
FYI I have BM3 with my own tune at about 25 psi, and e20 + 98, JB4 for meth, but no boost control, so I just run in map 0, with meth trigger set to 4.
Still running x98 on my car, I did try mixing...
Forum:
B58, B48
06-21-2020, 08:14 PM
Replies:
527
Sticky:
B58 MHD Back End Flash Maps
Views:
97,893
Posted By
RMM
Is it possible to have METH on when in map 0? I...
Is it possible to have METH on when in map 0? I tried different meth safety and trigger but cannot get any meth flow in map 0 no matter the setting.
For now I am using map 6 with all all setting...
Forum:
B58, B48
05-13-2020, 12:08 AM
Replies:
527
Sticky:
B58 MHD Back End Flash Maps
Views:
97,893
Posted By
RMM
I post logs above, I wanted to first tune the...
I post logs above, I wanted to first tune the WGDC in BM3 without the JB4 modify the stock WGDC signals. However after a lot of trail and error that seems impossible to do now in v15, if you can...
Forum:
B58, B48
05-06-2020, 07:43 PM
Replies:
527
Sticky:
B58 MHD Back End Flash Maps
Views:
97,893
Posted By
RMM
FYI ended up giving up on using JB4 for boost...
FYI ended up giving up on using JB4 for boost control on my custom BM3 flash for B48, kept throwing codes, and messing with WG when I didn't want it to, so I pulled the WG connector wire, and now...
Forum:
B58, B48
03-14-2020, 10:03 PM
Replies:
527
Sticky:
B58 MHD Back End Flash Maps
Views:
97,893
Posted By
RMM
I figured it out by trial and error. Below WG...
I figured it out by trial and error. Below WG duty bias should give you very close to flat WGDC curve, or "stock" / map 0 behavior.
RPM 15 20 25 30 35 40 45 50 55 60 65 70
DB ...
Forum:
B58, B48
03-10-2020, 09:08 AM
Replies:
1
The Definitive MAX B48 Power Thread!!!
Views:
3,609
Posted By
RMM
Get the FTP charge pipe if your running WMI. ...
Get the FTP charge pipe if your running WMI.
For best results run both e30 and WMI, I ran only WMI and 93 and it was not as fast and i had a lot of annoying timing corrections making the car...
Forum:
B58, B48
03-07-2020, 10:59 PM
Replies:
527
Sticky:
B58 MHD Back End Flash Maps
Views:
97,893
Posted By
RMM
v15 FF setting
Hi guys. I am struggling with the new WDGC Duty Bias settings after upgrading to v15.
Car is as follow:
B48B20A
Meth with CM3 + CM5
e30 + 93 mix
JB4 for boost and meth control
BM3 BEF...
Forum:
B58, B48
10-11-2019, 06:53 PM
Replies:
19
WMI VS CPI
Views:
4,526
Posted By
RMM
posted in support a week ago with 3 example as...
posted in support a week ago with 3 example as well , can you check that or you will only respond by mail
"v14 PWM meth control unstable - 09-30-2019, 12:37 AM"
v14 PWM meth control unstable -...
Forum:
B58, B48
10-11-2019, 07:46 AM
Replies:
19
WMI VS CPI
Views:
4,526
Posted By
RMM
ignore the 2015 date these were all done in the...
ignore the 2015 date these were all done in the last 2 weeks
-on the v11 runs the RPM trigger looks to work and the PWM control is stable
-on the V14 runs there is no RPM control, and the PWM...
Forum:
B58, B48
10-09-2019, 03:13 PM
Replies:
19
WMI VS CPI
Views:
4,526
Posted By
RMM
My personal experience is PWM is not working well...
My personal experience is PWM is not working well in v14 FW, flow is lower even when you set it to 100, and it jumps all over the place, however if you disable PWM it is stable and higher flow. I...
Forum:
Support & Log Review
10-03-2019, 10:06 PM
Replies:
4
v14 PWM meth control unstable
Views:
714
Posted By
RMM
tried both with trigger set to 1, and 0, and also...
tried both with trigger set to 1, and 0, and also on map 6 and map 7, the meth RPM setting does nothing or is broken in v14 FW, meth always kicks in at 2000-2500 RPM even if RPM is met to 3500-7000...
Forum:
Support & Log Review
10-01-2019, 08:38 AM
Replies:
4
v14 PWM meth control unstable
Views:
714
Posted By
RMM
You mean try to set external trigger to 1, that...
You mean try to set external trigger to 1, that may enable the meth RPM control? Wouldn't make sense but I guess worth a try.
I have it set to 3500 RPM now, but it starts at 2000 RPM
I did...
Forum:
Support & Log Review
09-30-2019, 01:37 AM
Replies:
4
v14 PWM meth control unstable
Views:
714
Posted By
RMM
v14 PWM meth control unstable
Hi were there changes to the PWM meth flow in v14 FW.
I am getting less flow and RPM dependent and unstable behavior after I upgraded. Is this normal?
Note if I disable PWM it looks stable...
Forum:
Support & Log Review
09-10-2019, 12:08 AM
Replies:
9
Help: JB4 👉 No meth in 1st gear
Views:
2,122
Posted By
RMM
what firmware version did this start? want...
what firmware version did this start?
want to make sure I do not install it, would have been more user friendly to change the default setting and not hard code it ?
Forum:
B58, B48
12-13-2018, 12:39 AM
Replies:
1,939
Sticky:
JB4 B48/B58 Firmware, Settings, and Notes
Views:
658,436
Posted By
RMM
LOL, issues with low DME on your car, and issue...
LOL, issues with low DME on your car, and issue with high DME on my car, I hope they get this updated soon
I have 22 psi DME target on stage 2 flash tune, and the boost and WGDB control on pretty...
Forum:
B58, B48
12-12-2018, 08:53 PM
Replies:
14
Forced Induction Interchiller
Views:
2,914
Posted By
RMM
wait a minute, the AC unit heat exchanger...
wait a minute, the AC unit heat exchanger transfers heat form the refrigerant to the low temp inter-cooler water circuit
I found this out when you lose your low temp coolant first thing that...
Forum:
B58, B48
11-17-2018, 07:48 AM
Replies:
109
2017 440 Gran Coupe at No Fly Zone CA (11/4/2017)
Views:
13,290
Posted By
RMM
cool, first log I've seen posted with >25 PSI,...
cool, first log I've seen posted with >25 PSI, also like how they did your BEF with a lower DME curve so you can have boost control with JB4, with wish I had that, my DME is 22.5psi and it limits...
Forum:
B58, B48
11-12-2018, 09:03 AM
Replies:
109
2017 440 Gran Coupe at No Fly Zone CA (11/4/2017)
Views:
13,290
Posted By
RMM
thanks for update, be interested to see your logs...
thanks for update, be interested to see your logs at this boost level with flash, please post if you have them, my car is running like 11.8 AFR up top wondering if this is normal for a flashed car,...
Forum:
Support & Log Review
10-22-2018, 10:40 PM
Replies:
2
JB4 meth cut partial throttle & WG control for flash tune
Views:
940
Posted By
RMM
yah the AFR dropping would suggest there is less...
yah the AFR dropping would suggest there is less air flow, even with the same manifold pressure there is less air going into the cylinder, certainly that could happen via the valve train control as...
Forum:
Support & Log Review
10-22-2018, 03:50 AM
Replies:
4
'18 X3 m40i First Log (exciting, eh?) - Review please??
Views:
942
Posted By
RMM
I would say map 2 looks best, on map 3 it looks...
I would say map 2 looks best, on map 3 it looks like more timing correction, normally that would point to map 2 as the better option unless you can get 93 gas, but better let the experts comment.....
Forum:
Support & Log Review
10-21-2018, 10:34 PM
Replies:
2
JB4 meth cut partial throttle & WG control for flash tune
Views:
940
Posted By
RMM
JB4 meth cut partial throttle & WG control for flash tune
Hi Guys,
Any way to reduce METH cutout on partial throttle or make it less aggressive, it keeps cutting out flow if throttle position goes below about 50% when manifold boost is still >20 psi
...
Forum:
Support & Log Review
10-15-2018, 05:48 AM
Replies:
45
Newbie 330E B48 running MAP6 C/W EWG + FF Log
Views:
6,636
Posted By
RMM
might try rise your target to 17 form 3500 - 4500...
might try rise your target to 17 form 3500 - 4500 RPM, that will help with the throttle closure shown in the dyno run
or alternatively reduce the DB in that region a little (by 5-10) to prevent it...
Forum:
Support & Log Review
10-08-2018, 09:21 AM
Replies:
45
Newbie 330E B48 running MAP6 C/W EWG + FF Log
Views:
6,636
Posted By
RMM
yah looks pretty good, I'm interested to see what...
yah looks pretty good, I'm interested to see what you run at the dyno, please post your results, try to get log of the dyno run as well if you can
FF is 42 as well which is more normal, so just...
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