OBD2 Tuning

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Challenges of tuning for turbo (MS45 and MSS5x)

Last post by EXPANDINGFOAM « Mon Sep 01, 2025 9:45 pm
Replies: 3
by Renovelo » Mon Nov 30, 2020 10:39 pm

3 Replies

34797 Views

Last post by EXPANDINGFOAM
Mon Sep 01, 2025 9:45 pm
MS45 - Tuning the Intake Manifold Model and Torque Tables

Last post by rkneeshaw « Thu Jul 06, 2023 2:49 pm
Replies: 22
by josh@severntuning » Fri Jul 12, 2019 12:12 am
1

2
22 Replies

223559 Views

Last post by rkneeshaw
Thu Jul 06, 2023 2:49 pm
MSS6x Tuning Bible

Last post by Renovelo « Mon Aug 23, 2021 2:21 am
Replies: 2
by Renovelo » Sun Aug 22, 2021 10:05 pm

2 Replies

29800 Views

Last post by Renovelo
Mon Aug 23, 2021 2:21 am
MS45 engine won't start after flash

Last post by Renovelo « Sat Jul 24, 2021 8:59 pm

by Renovelo » Sat Jul 24, 2021 8:59 pm

0 Replies

24931 Views

Last post by Renovelo
Sat Jul 24, 2021 8:59 pm
MS45 failed flash + automatic transmission (EGS module)

Last post by Renovelo « Fri Jul 23, 2021 4:38 pm
Replies: 2
by Renovelo » Sat Jul 17, 2021 9:57 pm

2 Replies

31525 Views

Last post by Renovelo
Fri Jul 23, 2021 4:38 pm
Tuning MS45.1 E60 525i 530i with ByteTuner

Last post by Renovelo « Sun Oct 04, 2020 10:34 pm

by Renovelo » Sun Oct 04, 2020 10:34 pm

0 Replies

28542 Views

Last post by Renovelo
Sun Oct 04, 2020 10:34 pm
BMW E60 Ms45 S58 Intake+Supercharger

Last post by Superchargede60 « Tue Aug 05, 2025 3:39 am

by Superchargede60 » Tue Aug 05, 2025 3:39 am

0 Replies

326 Views

Last post by Superchargede60
Tue Aug 05, 2025 3:39 am
Z4 E85 192hp MS45

Last post by chiptuner123 « Sat Jun 28, 2025 10:37 am

by chiptuner123 » Sat Jun 28, 2025 10:37 am

0 Replies

766 Views

Last post by chiptuner123
Sat Jun 28, 2025 10:37 am
2002 325ci ms43 in need of a performance tune

Last post by Skrillah416 « Sat May 31, 2025 1:07 am
Replies: 1
by malcolm » Mon Apr 21, 2025 11:57 pm

1 Replies

9296 Views

Last post by Skrillah416
Sat May 31, 2025 1:07 am
E46 M54B30 MS45.1 Turbo tuning Guidance & help

Last post by Skrillah416 « Sat May 31, 2025 1:04 am

by Skrillah416 » Sat May 31, 2025 1:04 am

0 Replies

888 Views

Last post by Skrillah416
Sat May 31, 2025 1:04 am
help with starting a hot engine

Last post by luciano e46 brazil « Tue May 27, 2025 7:47 pm
Replies: 14
by luciano e46 brazil » Tue Jan 28, 2025 8:34 pm

14 Replies

262398 Views

Last post by luciano e46 brazil
Tue May 27, 2025 7:47 pm
ms45.1 throttle response

Last post by Rogue325i « Sun Apr 13, 2025 1:18 pm

by Rogue325i » Sun Apr 13, 2025 1:18 pm

0 Replies

9410 Views

Last post by Rogue325i
Sun Apr 13, 2025 1:18 pm
MS41.2 Using 540i HFM

Last post by wanhakim « Tue Jan 28, 2025 8:35 am
Replies: 7
by wanhakim » Tue Jan 21, 2025 7:43 am

7 Replies

16116 Views

Last post by wanhakim
Tue Jan 28, 2025 8:35 am
ms43map sensor swap

Last post by luciano e46 brazil « Sat Jan 25, 2025 4:11 pm
Replies: 2
by luciano e46 brazil » Sat Jan 25, 2025 2:31 pm

2 Replies

8862 Views

Last post by luciano e46 brazil
Sat Jan 25, 2025 4:11 pm
E46 M50 manifold swap!

Last post by Beanataur « Thu Nov 07, 2024 2:22 am
Replies: 2
by DBG » Wed Dec 20, 2023 10:05 pm

2 Replies

23579 Views

Last post by Beanataur
Thu Nov 07, 2024 2:22 am
e46 323 ms43 tuning help

Last post by luciano e46 brazil « Wed Oct 09, 2024 7:25 pm
Replies: 2
by luciano e46 brazil » Wed Oct 02, 2024 8:09 pm

2 Replies

13582 Views

Last post by luciano e46 brazil
Wed Oct 09, 2024 7:25 pm
MS45.1 Burble tune?

Last post by zephyrs_e46 « Thu Sep 05, 2024 10:35 pm
Replies: 1
by Aiden.McG » Tue Jan 10, 2023 12:03 pm

1 Replies

20703 Views

Last post by zephyrs_e46
Thu Sep 05, 2024 10:35 pm
MS45 bigger fuel pump

Last post by Sencore « Sun Aug 18, 2024 11:25 am

by Sencore » Sun Aug 18, 2024 11:25 am

0 Replies

12537 Views

Last post by Sencore
Sun Aug 18, 2024 11:25 am
MS45 MAF Transfer Curve Comparison

Last post by Gino Rama « Tue Aug 13, 2024 5:37 am
Replies: 16
by Renovelo » Thu Feb 20, 2020 12:40 am

16 Replies

117980 Views

Last post by Gino Rama
Tue Aug 13, 2024 5:37 am
MS45.1 Torque Tables Affected by Diff Ratio

Last post by ddavies564 « Mon Jul 22, 2024 4:34 pm

by ddavies564 » Mon Jul 22, 2024 4:34 pm

0 Replies

13770 Views

Last post by ddavies564
Mon Jul 22, 2024 4:34 pm
MS45 Catalyst Configuration (c_conf_cat)

Last post by rkneeshaw « Fri Jun 28, 2024 9:07 am
Replies: 10
by Renovelo » Sun Oct 25, 2020 3:04 pm

10 Replies

69341 Views

Last post by rkneeshaw
Fri Jun 28, 2024 9:07 am
lc_ls_cat_diag_cdn_man_act not working

Last post by Renovelo « Tue Jun 18, 2024 9:27 pm
Replies: 2
by galen@24racing.net » Sat Jun 15, 2024 12:21 pm

2 Replies

15419 Views

Last post by Renovelo
Tue Jun 18, 2024 9:27 pm
ZHP Base Tune?

Last post by Renovelo « Tue Jun 18, 2024 9:26 pm
Replies: 3
by galen@24racing.net » Thu Feb 22, 2024 5:53 pm

3 Replies

21151 Views

Last post by Renovelo
Tue Jun 18, 2024 9:26 pm
2004 330ZHP M6 Turbo install

Last post by etistl_e39 « Fri Nov 17, 2023 12:05 pm
Replies: 4
by xr7dave » Mon Oct 09, 2023 10:31 am

4 Replies

24317 Views

Last post by etistl_e39
Fri Nov 17, 2023 12:05 pm
MS42 - e39 - M52tub28 No rpm signal, no start

Last post by etistl_e39 « Sat Nov 11, 2023 8:48 pm
Replies: 5
by etistl_e39 » Wed Nov 08, 2023 2:54 pm

5 Replies

27146 Views

Last post by etistl_e39
Sat Nov 11, 2023 8:48 pm
MS 45 Infinitas/G-power/ASA Supercharger

Last post by Sencore « Thu Jul 13, 2023 4:25 am
Replies: 2
by Sencore » Mon Jul 03, 2023 2:52 pm

2 Replies

22273 Views

Last post by Sencore
Thu Jul 13, 2023 4:25 am
ms42 ews delete

Last post by Renovelo « Wed May 31, 2023 12:01 am
Replies: 1
by kupahu02 » Tue May 30, 2023 11:43 pm

1 Replies

19948 Views

Last post by Renovelo
Wed May 31, 2023 12:01 am
MS45.0 42lb injectors, SC14 Supercharger

Last post by rkneeshaw « Wed Apr 19, 2023 6:39 am
Replies: 1
by bkhayes » Mon Apr 10, 2023 7:08 pm

1 Replies

20867 Views

Last post by rkneeshaw
Wed Apr 19, 2023 6:39 am
Fuel Multiplier

Last post by Renovelo « Sat Apr 01, 2023 1:16 pm
Replies: 1
by evan411 » Sat Apr 01, 2023 11:31 am

1 Replies

20056 Views

Last post by Renovelo
Sat Apr 01, 2023 1:16 pm
MSS54

Last post by Slidewayz247 « Thu Mar 16, 2023 12:09 pm
Replies: 2
by Slidewayz247 » Wed Mar 08, 2023 9:34 am

2 Replies

23049 Views

Last post by Slidewayz247
Thu Mar 16, 2023 12:09 pm
MSS65 crackles/pops and bangs

Last post by Renovelo « Fri Mar 03, 2023 10:01 pm
Replies: 1
by olsboy » Fri Mar 03, 2023 9:18 am

1 Replies

20275 Views

Last post by Renovelo
Fri Mar 03, 2023 10:01 pm
Using a Non BMW IAT sensor (HPX)

Last post by xr7dave « Sat Dec 31, 2022 10:13 pm
Replies: 6
by xr7dave » Tue Dec 27, 2022 7:11 pm

6 Replies

32584 Views

Last post by xr7dave
Sat Dec 31, 2022 10:13 pm
MS45.1 EWS Delete

Last post by gabriel88870 « Fri Nov 18, 2022 11:34 am
Replies: 2
by Mjdarg » Mon Dec 20, 2021 11:47 am

2 Replies

27934 Views

Last post by gabriel88870
Fri Nov 18, 2022 11:34 am
MSS54 knock threshold

Last post by RyanR « Sat Oct 15, 2022 10:30 am
Replies: 2
by jhec23 » Mon Jul 26, 2021 7:03 pm

2 Replies

32532 Views

Last post by RyanR
Sat Oct 15, 2022 10:30 am
MSS60 V8 M3

Last post by Renovelo « Sun Oct 09, 2022 2:55 pm
Replies: 3
by praga » Fri Oct 07, 2022 12:35 pm

3 Replies

28564 Views

Last post by Renovelo
Sun Oct 09, 2022 2:55 pm
MS43 EWS/Immobilizer bypass?

Last post by Renovelo « Mon Sep 05, 2022 11:46 am
Replies: 1
by carpitchecodyl » Mon Sep 05, 2022 2:08 am

1 Replies

23718 Views

Last post by Renovelo
Mon Sep 05, 2022 11:46 am
MS45.1 Tuning injectors please help?

Last post by Renovelo « Thu Sep 01, 2022 10:00 pm
Replies: 1
by bmw33016 » Thu Sep 01, 2022 9:24 pm

1 Replies

21949 Views

Last post by Renovelo
Thu Sep 01, 2022 10:00 pm
MS45.1 P2227/baro pressure sensor - tunable?

Last post by NZ00Z3 « Tue Jun 07, 2022 5:47 pm
Replies: 3
by 100percentjake » Fri Mar 04, 2022 4:28 pm

3 Replies

32665 Views

Last post by NZ00Z3
Tue Jun 07, 2022 5:47 pm
MS45.1 getting the most out of headers

Last post by DrexelLake « Mon May 16, 2022 10:34 am
Replies: 10
by Gildner7215 » Tue Jul 06, 2021 3:48 pm

10 Replies

59162 Views

Last post by DrexelLake
Mon May 16, 2022 10:34 am
Re: MS45.1 SAP delete.

Last post by rkneeshaw « Wed Apr 27, 2022 2:01 pm
Replies: 2
by stanghp » Thu Jun 18, 2020 10:13 pm

2 Replies

36208 Views

Last post by rkneeshaw
Wed Apr 27, 2022 2:01 pm

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