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N54
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MMP Stage 3 won‘t hit boost target
MIT_N54
Mar 20, 2022
Answers
8
Views
1K
Jun 6, 2022
The money pit
T
Sputtering at WOT 2nd - 3rd Shift
Cole92ton
Mar 18, 2022
Answers
0
Views
495
Mar 18, 2022
Cole92ton
SOLVED
Another N54 Cold Start Dilemma
KAR
Mar 13, 2022
Answers
12
Views
5K
Nov 14, 2022
martymil
Solved
Injector help please 08 535i n54
Trentj417
Mar 13, 2022
Answers
4
Views
720
Mar 18, 2022
Trentj417
gfb mac solenoid bad?
DreadedN54
Mar 1, 2022
Answers
0
Views
1K
Mar 1, 2022
DreadedN54
29E0 bank 1 (lean)
Sixbanger
Feb 15, 2022
Answers
0
Views
417
Feb 15, 2022
Sixbanger
Intermittent misfire when accelerating - usually happens when cold
sosiiick
Jan 27, 2022
Answers
7
Views
1K
Jan 29, 2022
carabuser
Flex Fuel reading 4v problem
jmctuning
Jan 15, 2022
2
Answers
31
Views
4K
Aug 14, 2022
jmctuning
Trying to get o2 to register for smog
socalbmw
Jan 12, 2022
Answers
6
Views
936
Feb 24, 2022
socalbmw
R
Owl type noise during start up and when cruising (Video)
RollinE92
Dec 29, 2021
Answers
8
Views
1K
Jan 1, 2022
wheela
T
2009 335i - 29E0 Mixture Control
tej98
Dec 20, 2021
Answers
1
Views
2K
Dec 21, 2021
Sava666
T
SOLVED
2009 335i 29E0 during cruise
tej98
Dec 20, 2021
Answers
0
Views
794
Dec 20, 2021
tej98
T
FRM code after battery replace
socalbmw
Dec 20, 2021
Answers
12
Views
2K
Jan 3, 2022
socalbmw
S
Solved
Spark Plug broke in half, thread stuck in socket still.
speedbee13
Dec 18, 2021
2
Answers
26
Views
2K
Dec 19, 2021
speedbee13
S
N54 hks blowoff valve gone bad?
Eurofam
Dec 16, 2021
Answers
1
Views
735
Jan 4, 2022
turbohugh
S
Solved
N54 (E92) Spark Plugs/Coils bad every 6-7k miles
speedbee13
Dec 13, 2021
2
Answers
35
Views
4K
Dec 17, 2021
speedbee13
S
P
Datalog
BMW 135i Cold Start Rough Idle (fine when JB4/MHD removed)
Phillstine
Dec 6, 2021
Answers
1
Views
915
Mar 16, 2022
KAR
335i E90 (N54) Shuttering & Weak Performance
SweetE90
Nov 28, 2021
Answers
1
Views
701
May 18, 2022
Performance335is
R
Fuel pressure 2a2d
RuskiRacer
Nov 27, 2021
Answers
12
Views
2K
Dec 4, 2021
SlowE93
Solved
Misfire Troubleshooting Assist
I am Jacks N54
Nov 19, 2021
Answers
5
Views
898
Dec 3, 2021
I am Jacks N54
A
Datalog
N54 Surging at light throttle
aarons335i
Nov 15, 2021
Answers
12
Views
3K
Mar 8, 2024
digitalashley
A
Rail pressure same as low pressure fuel
Aussieatlarge
Nov 11, 2021
Answers
3
Views
891
Nov 14, 2021
Aussieatlarge
A
Shop did unwanted "diagnostic", now unclearable codes
boostE92d
Nov 2, 2021
Answers
3
Views
698
Nov 3, 2021
boostE92d
M
N54 Rough idle
mihneagtt
Oct 31, 2021
Answers
5
Views
2K
Mar 5, 2024
Ryan335
Datalog
Lambda and injector learning bits problem - Log inside
Renzke
Oct 22, 2021
Answers
0
Views
1K
Oct 22, 2021
Renzke
N
Timing Corrections
N54TT
Oct 17, 2021
Answers
17
Views
2K
Oct 30, 2021
QuestFor10s
J
Help with injection cutout
Joel I
Oct 7, 2021
2
Answers
20
Views
2K
Nov 1, 2021
Joel I
J
Solved
Just Updated MHD and Flashed 9.0 Now Car Doesn’t Start?!
Jeffman
Oct 3, 2021
Answers
12
Views
2K
Oct 9, 2021
Jeffman
N54 breaks up after driving awhile 2 logs (bank 1 misfire after long drive)
prostock3
Sep 26, 2021
Answers
2
Views
759
Sep 29, 2021
prostock3
SOLVED
Fun Boost Leak Lets See Who's Clever
Subwoofer
Sep 23, 2021
2
Answers
36
Views
3K
Oct 1, 2021
JohnDaviz
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