−10%10% off all files right now — originals €18, map packs from €54.
€18 / file−10%

BMW 3 Series Siemens MS43 original ECU files

Every stock read of the Siemens MS43 in the BMW 3 Series, by engine. Ctrl+F your HW or SW number.

475 WinOLS map packs for the BMW 3 Series, from €54

All BMW 3 Series filesAll Siemens MS43 files

EnginesIdentify the fileAll HW and SW numbers

WinOLS map packs for this ECU
Original + every map named, axes checked — from €54.
See map packs

BMW 3 Series Siemens MS43 files

324 files · page 1 of 7 €18 each · card · by e-mail
BMW 3 Series2.2 170hp
Siemens MS43
CALC2568528
€18
BMW 3 Series2.2 170hp · M54B22
Siemens MS43
CALC256852G
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256853P
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256850G
€18
BMW 3 Series2.2 170hp · M54B22
Siemens MS43
CALC256B52D
€18
BMW 3 Series2.2 170hp · M54B22
In stockMap pack · 64 maps
Siemens MS43
CALB137856G
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256G548
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC356E50F
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256P50R
€18
BMW 3 Series2.2 170hp · M54B22
Siemens MS43
CALC256852D
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256E52D
€18
BMW 3 Series2.2 170hp · M54B22
Siemens MS43
CALC3568508
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256C50D
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256I52G
€18
BMW 3 Series2.2 170hp
Siemens MS43
CALC256954G
€18
BMW 3 Series2.5 184hp
Siemens MS43
HWC666852SW430066
€18
BMW 3 Series2.5 184hp
Siemens MS43
HW7528050SW7000
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC356650I
€18
BMW 3 Series2.5 192hp
Map pack · 50 maps
Siemens MS43
CALC2567548
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256F548
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256750F
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256750G
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256F50G
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256752D
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256B50G
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256I52G
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256B55P
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256750D
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256L50J
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256F52K
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256I548
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256752D
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256B548
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC356B50C
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256752C
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256I52G
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC356750C
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256753P
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256I50G
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256752F
€18
BMW 3 Series2.5 192hp · M54B25
Siemens MS43
CALC256F52G
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256B548
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256I548
€18
BMW 3 Series2.5 192hp
Siemens MS43
CALC256652F
€18
BMW 3 Series2.8 193hp
Siemens MS43
CALC4647508
€18
BMW 3 Series2.8 193hp
In stockMap pack · 55 maps
Siemens MS43
CALC464750F
€18
BMW 3 Series2.8 24V 193hp
Siemens MS43
CALB137754C
€18
BMW 3 Series2.8 24V 193hp
Siemens MS43
CALB137755G
€18
BMW 3 Series2.8 24V 193hp
Siemens MS43
CALB137754G
€18
BMW 3 Series2.8 24V 193hp
Siemens MS43
CALB137L52K
€18

BMW 3 Series Siemens MS43 engines

324 files across 10 engine variants and 3 engine codes. Listed most: 330i 3000 231hp, 62 files.

EngineCodeFiles
2.2 170hp10
2.2 170hpM54B225
2.5 184hp2
2.5 192hp14
2.5 192hpM54B2513
2.8 193hp2
2.8 24V 193hp4
3.0 231hp34
3.0 231hpM54B3022
300i 3000 231hp4
300i 3000 231hpM54B309
320i 2200 170hp35
320i 2200 170hpM54B2230
325i 2500 192hp18
325i 2500 192hpM54B2515
330i 3000 231hp62
330i 3000 231hpM54B3045

How to identify your BMW 3 Series Siemens MS43 file

How the numbers on this model with this ECU type start:

  • HW 75181… 6 of the 11 files with a HW number, 55%

Where do I find these numbers?

All BMW 3 Series Siemens MS43 HW and SW numbers

4 HW numbers and 4 SW numbers, by engine. Beside each HW, how many SW versions it carries. A number opens a file that shows it.

2.5 184hp 2 HW · 1 SW
HWSW versions
7528050no SW listed
C6668521 430066
300i 3000 231hp 1 HW · 2 SW
HWSW versions
75280501 7000B
Engine code, no HW listedSW versions
M54B301 7519308
3.0 231hp 2 HW · 0 SW
HWSW versions
7518111no SW listed
7519308no SW listed
325i 2500 192hp 1 HW · 1 SW
HWSW versions
75181111 7515528
330i 3000 231hp 1 HW · 0 SW
HWSW versions
7528050no SW listed