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Showing results 1 to 25 of 100 Search: Posts Made By: ferocious
Forum: N54 07-18-2022, 10:34 PM
Replies: 11,678
Views: 6,758,558
Posted By ferocious
got this N54 Jb4 kit.. with a white wire out of...

got this N54 Jb4 kit.. with a white wire out of PIN #15 on the db25 cut and hanging loose..

anyone can provide a wiring diagram, or where it should be connected ?

thanks
Forum: N54 06-19-2022, 10:54 PM
Replies: 3,137
Views: 1,366,953
Posted By ferocious
your trims are high in the log go to user...

your trims are high in the log

go to user adjustment settings in JB4 app while connected to the car
and set Fuel open loop to 0

log was on map 1 (wastegate psi) you can go to map 3 = 20psi ...
Forum: N54 06-15-2022, 04:48 AM
Replies: 1
Views: 641
Posted By ferocious
Icon1 N54 - Convert from OEM Direct injection to Full time PI.

Hi guys,

this topic has been discussed between the guys in our local N54 community for the past few years now, and a lot of speculation and research has been done but without any result.

The...
Forum: N54 06-06-2022, 11:28 PM
Replies: 3,137
Views: 1,366,953
Posted By ferocious
Hi mihnea! do you have any codes? you can...

Hi mihnea!

do you have any codes? you can start there..

without port injection active or methanol injection you are basically stuck to around 19-21 psi~
Forum: Support & Log Review 04-22-2022, 08:34 PM
Replies: 11
Views: 2,165
Posted By ferocious
Hi andrew Did you ever get to solve your...

Hi andrew


Did you ever get to solve your issue? What was the cause
Thanks
Forum: N54 04-10-2022, 08:08 AM
Replies: 3,137
Views: 1,366,953
Posted By ferocious
i have been thru this many times my self.. the...

i have been thru this many times my self.. the JB4 harness pins can cause this

see the picture attached.. its the black wired wide harness.. unplug it clean the pins with a toothbrush and contact...
Forum: N54 04-05-2022, 03:58 PM
Replies: 2
Views: 844
Posted By ferocious
Thanks for the reassurance Steve Your the...

Thanks for the reassurance Steve

Your the best!
Forum: N54 04-05-2022, 03:34 AM
Replies: 2
Views: 844
Posted By ferocious
WMI nizzle sizes and setup

hi guys,

I'm running 26psi on my N54 with a ST kit.

using dual nozzles 10CM + 7CM

my trims within the log hover in the 20's at mid LOG at WOT

what's the ideal trims at WOT and nozzle...
Forum: N54 03-17-2022, 01:18 AM
Replies: 4
Views: 876
Posted By ferocious
according to others, since its off boost surge...

according to others, since its off boost surge its not as bad as WOT with boost and turbo surging

i have no problem changing the turbo later down the road.. but by doing this will I get the...
Forum: N54 03-16-2022, 02:42 AM
Replies: 4
Views: 876
Posted By ferocious
Single Turbo - Anti Surge bullet holes delete mod

Hi guys,

I'm considering doing this project...

I'm running a 6266 GEN2 ball bearing on my n54..

I'm thinking of blocking off the anti surge bullet holes.. for turbo noises when i let off the...
Forum: N54 03-08-2022, 01:15 AM
Replies: 4
Views: 825
Posted By ferocious
any idea on what components effect HPFP pressure...

any idea on what components effect HPFP pressure levels

like O2 sensors , Crank Sensor(showing in shadow code in MHD), other parts that might not be working correctly and cause DME to drop...
Forum: N54 03-05-2022, 09:56 AM
Replies: 4
Views: 825
Posted By ferocious
Thanks for your reply and help Steve I got...

Thanks for your reply and help Steve

I got more logs that show trims within range without no o2 codes
I still cant find out whats making the hpfp drop and code 29DC
And the car cuts power
Forum: N54 03-03-2022, 04:30 PM
Replies: 4
Views: 825
Posted By ferocious
29DC Cylinder injection switch-off (3 hpfp's changed already)!

Hey guys,

Im going thru a rough time with this issue its killing me

3 months ago i started getting the code 29DC Cylinder injection switch-off , on WOT, I'm running single turbo with dual...
Forum: Support & Log Review 12-21-2021, 12:06 AM
Replies: 3
Views: 796
Posted By ferocious
thanks for your reply steve.. you suggest i...

thanks for your reply steve..

you suggest i set a higher value in auto shift reduction or lower? thanks
Forum: Support & Log Review 12-17-2021, 06:43 PM
Replies: 3
Views: 796
Posted By ferocious
Lightbulb Single turbo 335i log review (shift overboost)

Hi guus,

Im running MHD backend flash with FBO on 6266 ST, double nozzle meth setup 7cm + 10cm nozzles
Ngk plugs gapped to 0.020"
I get over boosting when the car shifts

Any setting...
Forum: Wheels and Tires 11-23-2021, 03:46 AM
Replies: 18
Views: 19,262
Posted By ferocious
sorry for bringing this thread back from the dead...

sorry for bringing this thread back from the dead

but since im overseas
i only have one shot of making this work, using the clearances the OP posted..

but it seems that this wheel is out of...
Forum: N54 11-05-2021, 01:32 PM
Replies: 3
Views: 753
Posted By ferocious
Appreciate your reply Cannon, but the car that...

Appreciate your reply Cannon, but the car that has the issue is on twin turbo upgrades and running twinturbo jb4 software
Forum: N54 11-05-2021, 09:58 AM
Replies: 3
Views: 753
Posted By ferocious
Exclamation 135i N54 19T boost target issue

Hi fellow boosters,

I just finished all FBO + dual nozzle meth & 19T turbo upgrades,


MHD flashed the car with the jb4 backend twin turbo race flash..

Now on map 3 .. increasing Boost...
Forum: N54 10-22-2021, 05:57 PM
Replies: 3
Views: 864
Posted By ferocious
Thumbs up Thanks Steve for pointing me in the right...

Thanks Steve for pointing me in the right direction

The connecter on the harness is the smaller black one where pin 19 & 20 were cut for the single turbo conversion,i disconnected that connecter...
Forum: N54 10-21-2021, 06:21 PM
Replies: 3
Views: 864
Posted By ferocious
JB4 wiring harness issue

Hi guys,

Im getting Code " 2C3E Lambda probe in front of catalytic converter 2, control failure or cable transmission failure? "

Im running a single turbo, and disconnected jb4 to update my XHP...
Forum: Support & Log Review 10-21-2021, 06:14 PM
Replies: 2
Views: 667
Posted By ferocious
Turns out i had a semi clogged methanol filter ...

Turns out i had a semi clogged methanol filter

The one that came from BMS early generation inline filter

I purchased a new solenoid that has the filter equipped


Thanks👍🏼
Forum: Support & Log Review 10-13-2021, 06:04 PM
Replies: 2
Views: 667
Posted By ferocious
N54 Single turbo - bad timing

Hi guys,

Im running a 6266 precision ST.. with dual meth nozzles 10cm & 07cm
All my logs are similar to the one attached.. i run 26psi

I just cant seem to achieve good timing numbers
On...
Forum: N54 06-01-2021, 01:00 AM
Replies: 3,137
Views: 1,366,953
Posted By ferocious
try Swapping the vacuum hoses on your MAC...

try Swapping the vacuum hoses on your MAC solenoid between port 1 and port 2, then try again
Forum: N54 01-29-2021, 10:26 AM
Replies: 3,137
Views: 1,366,953
Posted By ferocious
Congrats on your new kit! Check you charge...

Congrats on your new kit!

Check you charge pipe o ring, and clamps
Check your tmap sensor
Forum: Support & Log Review 01-16-2021, 01:52 PM
Replies: 0
Views: 767
Posted By ferocious
N54 ST Jb4 targets 9.9psi on all maps

Hi guys

I just dropped another n54 engine in my car and reorganised the wires
In the DME box
Everything seems fine
And jb4 settings are as before

For some reason all map's logs are stuck on...
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