e46 Coding/Tuning

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Sticky: Comprehensive MSS54/MSS54HP DME Information by Zekarus Started by Zekarus, 03-24-2020, 05:37 PM	75 responses 29,526 views 2 likes	Last Post by karter16 02-04-2026, 03:31 PM
Sticky: A quick and easy way to street tune your CSL conversion for drivability. by Pavlo Started by Pavlo, 11-15-2023, 08:24 PM	149 responses 6,279 views 20 likes	Last Post by Bry5on 12-26-2025, 08:21 AM
Sticky: Getting Started with NCS Expert by terra Started by terra, 03-22-2020, 04:13 PM	44 responses 12,769 views 4 likes	Last Post by Maxhouse97 12-22-2025, 02:22 PM
Sticky: TunerPro XDFs, DTCs, A2L, DIY Bench Flash Harness, Swap XDFs COMPREHENSIVE by R3Z3N Started by R3Z3N, 03-28-2020, 02:19 PM	11 responses 3,679 views 0 likes	Last Post by BoostAddict 05-24-2021, 12:16 PM
PCV Sucking Jet Pump Delete by eacmen Started by eacmen, 03-23-2020, 04:07 PM	12 responses 1,053 views 0 likes	Last Post by ac427 10-06-2025, 05:13 AM
Clutch switch by Jeastvold Started by Jeastvold, 02-23-2023, 06:02 PM	26 responses 3,362 views 2 likes	Last Post by M3fanatic580 10-02-2025, 06:18 PM
PLX wideband and Testo by headlock Started by headlock, 09-17-2025, 11:30 PM	1 response 73 views 0 likes	Last Post by Tomba 09-23-2025, 04:06 AM
DME is stuck in Program flashing mode by D-O Started by D-O, 08-31-2025, 08:50 AM	8 responses 327 views 0 likes	Last Post by D-O 09-20-2025, 11:07 AM
Need help (VIN swap on ECUs) by x Spades x Started by x Spades x, 09-19-2025, 05:21 PM	0 responses 36 views 0 likes	Last Post by x Spades x 09-19-2025, 05:21 PM
The "Complete" MSS54HP CSL 0401 XDF (Updated 20 Sep 2025) by karter16 Started by karter16, 03-01-2025, 11:53 PM	4 responses 812 views 11 likes	Last Post by karter16 09-19-2025, 03:59 PM
Fuel Tank Breather Valve by 332 Started by 332, 09-09-2025, 07:58 AM	7 responses 104 views 0 likes	Last Post by chalaka 09-18-2025, 07:12 PM
Need help changing VIN on DME by elbert Started by elbert, 03-14-2023, 06:10 AM	5 responses 2,097 views 0 likes	Last Post by D-O 09-18-2025, 05:21 PM
gear calculation - algorithm and small helper by PistenPeter Started by PistenPeter, 09-14-2025, 09:15 AM	2 responses 91 views 4 likes	Last Post by PistenPeter 09-15-2025, 07:51 AM
Flashing Terra's binary and the Mullet tune - questions by D-O Started by D-O, 09-13-2025, 11:42 AM	3 responses 199 views 0 likes	Last Post by D-O 09-15-2025, 06:17 AM
NCS expert - value remains aktiv even if I changed it to nicht_aktiv by E46m3zcp Started by E46m3zcp, 09-11-2025, 11:01 AM	3 responses 89 views 0 likes	Last Post by Tbonem3 09-12-2025, 11:25 AM
SET IDLE @1200 by nyb Started by nyb, 08-29-2025, 11:23 AM	0 responses 90 views 0 likes	Last Post by nyb 08-29-2025, 11:23 AM
Integrating ECU Master ADU7 into OEM DME by PenguinScotty Started by PenguinScotty, 08-05-2025, 11:45 AM	8 responses 266 views 0 likes	Last Post by sda2 08-19-2025, 02:16 AM
MSS54HP required for MAP? by ramadox Started by ramadox, 12-18-2024, 06:44 AM	31 responses 908 views 0 likes	Last Post by D-O 08-18-2025, 06:56 PM
MSS54HP CSL conversion but Fuel Pump Relay Error code by amiao Started by amiao, 07-21-2025, 07:44 PM	15 responses 255 views 0 likes	Last Post by karter16 08-16-2025, 12:49 PM
ABS Pressure sensors function? by ac427 Started by ac427, 08-08-2025, 07:02 AM	3 responses 116 views 0 likes	Last Post by ac427 08-09-2025, 03:25 PM
Please help Identify what MSS54 DME version do I have in my E46 M3 (with P0207 code) by y2k_o__o Started by y2k_o__o, 01-16-2023, 11:33 AM	2 responses 467 views 0 likes	Last Post by ac427 08-07-2025, 03:29 PM
INPA and some missing functionality by ac427 Started by ac427, 08-07-2025, 12:58 PM	0 responses 99 views 0 likes	Last Post by ac427 08-07-2025, 12:58 PM
CSL Conversion: cutting existing Air Shut Off Valve affects emissions test? by amiao Started by amiao, 07-21-2025, 09:04 PM	0 responses 53 views 0 likes	Last Post by amiao 07-21-2025, 09:04 PM
BL93 ECU into BL92 by BL92 Started by BL92, 07-06-2025, 02:16 AM	1 response 87 views 0 likes	Last Post by S54B32 07-14-2025, 05:50 PM
Need help doing vanos test with INPA by boadly Started by boadly, 06-13-2020, 08:43 PM	116 responses 12,644 views 0 likes	Last Post by Abso 07-12-2025, 01:52 AM
Using different fuel injectors in the S54 by ac427 Started by ac427, 03-28-2025, 07:09 AM	2 responses 209 views 0 likes	Last Post by rmz001 07-06-2025, 08:32 PM
ApiJob timeout Tool32 or Inpa by MpowerE36 Started by MpowerE36, 07-06-2025, 12:55 AM	0 responses 79 views 0 likes	Last Post by MpowerE36 07-06-2025, 12:55 AM
Seat Sensor (Aftermarket Seat) by alijanah Started by alijanah, 07-02-2025, 06:19 PM	4 responses 68 views 0 likes	Last Post by alijanah 07-02-2025, 06:44 PM
TCS & Brake Light by Cronenberged Started by Cronenberged, 06-22-2025, 11:29 AM	1 response 66 views 0 likes	Last Post by Cronenberged 06-22-2025, 02:25 PM
ECUworx issue with clutch switch direct wire and GPS delete by nextelbuddy Started by nextelbuddy, 12-16-2023, 03:34 PM	16 responses 1,504 views 2 likes	Last Post by Rod.bearings 06-11-2025, 07:14 AM
Testo - AFR data logging by Cubieman Started by Cubieman, 09-12-2021, 07:14 PM	7 responses 1,085 views 0 likes	Last Post by Obioban 06-10-2025, 03:16 PM
Head porting by BMWfanz Started by BMWfanz, 06-08-2025, 10:31 PM	0 responses 75 views 1 like	Last Post by BMWfanz 06-08-2025, 10:31 PM
what kind of power supply do you use duiring flashing? by freezingair Started by freezingair, 01-26-2023, 02:44 PM	30 responses 941 views 0 likes	Last Post by Obioban 05-21-2025, 01:04 PM
What kind of MPGs are you all getting? by scubastove Started by scubastove, 06-11-2020, 06:37 AM	11 responses 382 views 0 likes	Last Post by psnowm3 05-15-2025, 11:57 AM
M track mode w/ZHP rack by Cubieman Started by Cubieman, 05-07-2025, 09:36 PM	5 responses 238 views 0 likes	Last Post by Cubieman 05-09-2025, 04:35 AM
Question regarding running CSL Airbox + E85 tune by amiao Started by amiao, 05-06-2025, 02:05 PM	0 responses 126 views 0 likes	Last Post by amiao 05-06-2025, 02:05 PM
Not M3 related - Need guidance on an e83 X3 problem by R1pilot Started by R1pilot, 04-29-2025, 07:43 AM	1 response 113 views 0 likes	Last Post by R1pilot 04-29-2025, 07:47 AM
Knock Factor and KF_KA_T_Komp by samthejam Started by samthejam, 04-09-2025, 07:32 AM	8 responses 350 views 0 likes	Last Post by karter16 04-14-2025, 01:15 AM
Little bug in the CSL program by MpowerE36 Started by MpowerE36, 01-15-2021, 12:26 PM	13 responses 882 views 2 likes	Last Post by karter16 03-29-2025, 03:35 PM
How can I modify the 'Date of manufacture' field in the INPA for DME MSS54? by HoDoo Started by HoDoo, 04-03-2024, 07:24 PM	4 responses 603 views 0 likes	Last Post by ppm008 03-26-2025, 03:31 AM
Seeking independent / shop in San Francisco, East Bay area for s54 e46T swap. by Crossworth Started by Crossworth, 03-18-2025, 10:54 AM	2 responses 215 views 0 likes	Last Post by YoitsTmac 03-23-2025, 10:14 PM
Forcing OBD Readiness by andrebxp Started by andrebxp, 03-29-2020, 10:03 AM	20 responses 3,878 views 0 likes	Last Post by bbsuhree 03-17-2025, 08:55 AM
Cluster with Coding Index 0x24 Virginization by t3ddftw Started by t3ddftw, 02-18-2022, 01:55 PM	11 responses 1,687 views 0 likes	Last Post by 0-60motorsports 03-16-2025, 10:37 PM
Bootloader update MSS54HP & MSS54HP CSL via OBD by MpowerE36 Started by MpowerE36, 01-14-2022, 04:45 PM	22 responses 1,896 views 7 likes	Last Post by MpowerE36 03-14-2025, 06:10 AM

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