BMW · MG1CS003 DME_841 ECU · petrol

BMW 4 SERIES MG1CS003 DME_841 tuning files

The BMW 4 SERIES on the MG1CS003 DME_841, mapped from stock file to finished result. Stock output across the matched variants spans 184–400 HP. There are 57 distinct variants on file for this combination. Petrol calibration here is about crisp response and a result that holds up day to day. We match the right calibration to your exact software and validate it before delivery.

Upload your file →All 4 SERIES coverage

Available solutions

Applicable work for the MG1CS003 DME_841 on this petrol. The available set firms up once the exact engine and software are known.

Stage 1 Stage 2 Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

57 distinct variants for the BMW 4 SERIES on the MG1CS003 DME_841 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501203
ECU HW: 00003075000120
SW upgrade: 00004554501201
Calibration: 00003075000120_00003076501203_00004554501201

Variant 2

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501203
ECU HW: 00003075000120
SW upgrade: 00003685501201
Calibration: 00003075000120_00003076501203_00003685501201

Variant 3

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00003498501108
Calibration: 00003075000120_00003076501103_00003498501108

Variant 4

ECU

Catalog engine: 3000 400HP
Engine code: B48B20A
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00003685501106
Calibration: 00003075000120_00003076501103_00003685501106

Variant 5

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501102
ECU HW: 00003075000120
SW upgrade: 00004387501105
Calibration: 00003075000120_00003076501102_00004387501105

Variant 6

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00007AB7501107
Calibration: 00003075000120_00003076501103_00007AB7501107

Variant 7

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00004550501106
Calibration: 00003075000120_00003076501103_00004550501106

Variant 8

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00003496501106
Calibration: 00003075000120_00003076501103_00003496501106

Variant 9

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 000043B8501106
Calibration: 00003075000120_00003076501103_000043B8501106

Variant 10

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501203
ECU HW: 00003075000120
SW upgrade: 00003D81501201
Calibration: 00003075000120_00003076501203_00003D81501201

Variant 11

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501102
ECU HW: 00003075000120
SW upgrade: 00004932501105
Calibration: 00003075000120_00003076501102_00004932501105

Variant 12

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00004556501106
Calibration: 00003075000120_00003076501103_00004556501106

Variant 13

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 00003498501106
Calibration: 00003075000120_00003076501103_00003498501106

Variant 14

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 000043C2501106
Calibration: 00003075000120_00003076501103_000043C2501106

Variant 15

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501203
ECU HW: 00003075000120
SW upgrade: 0000439A501201
Calibration: 00003075000120_00003076501203_0000439A501201

Variant 16

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 0000454C50110F
Calibration: 00003075000120_00003076501103_0000454C50110F

Variant 17

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 0000349050110D
Calibration: 00003075000120_00003076501103_0000349050110D

Variant 18

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501102
ECU HW: 00003075000120
SW upgrade: 000043B6501104
Calibration: 00003075000120_00003076501102_000043B6501104

Variant 19

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501102
ECU HW: 00003075000120
SW upgrade: 00004556501104
Calibration: 00003075000120_00003076501102_00004556501104

Variant 20

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 0000349850110F
Calibration: 00003075000120_00003076501103_0000349850110F

Variant 21

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501102
ECU HW: 00003075000120
SW upgrade: 000043BA501105
Calibration: 00003075000120_00003076501102_000043BA501105

Variant 22

ECU

Catalog engine: 3000 400HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 400 HP
ECU SW: 00003076501103
ECU HW: 00003075000120
SW upgrade: 000043CE50110D
Calibration: 00003075000120_00003076501103_000043CE50110D

Variant 23

ECU

Catalog engine: 3000 322HP
Engine code: B58B30M0
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 322 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 000043CC46050A
Calibration: 00003075000120_00003076460504_000043CC46050A

Variant 24

ECU

Catalog engine: 3000 322HP
Engine code: B58B30M0
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 322 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 0000438146050A
Calibration: 00003075000120_00003076460504_0000438146050A

Variant 25

ECU

Catalog engine: 3000 322HP
Engine code: B58B30M0
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 322 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 0000455646050A
Calibration: 00003075000120_00003076460504_0000455646050A

Variant 26

ECU

Catalog engine: 3000 322HP
Engine code: B58B30M0
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 322 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 00003DAA46050A
Calibration: 00003075000120_00003076460504_00003DAA46050A

Variant 27

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000043851E050B
Calibration: 0000307500011E_000030761E0509_000043851E050B

Variant 28

ECU

Catalog engine: 2000 252HP
Engine code: B48B20A
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000043BA1E0509
Calibration: 0000307500011E_000030761E0509_000043BA1E0509

Variant 29

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000036891E050B
Calibration: 0000307500011E_000030761E0509_000036891E050B

Variant 30

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000043CE1E050B
Calibration: 0000307500011E_000030761E0509_000043CE1E050B

Variant 31

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 0000454A1E050B
Calibration: 0000307500011E_000030761E0509_0000454A1E050B

Variant 32

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0508
ECU HW: 0000307500011E
SW upgrade: 000043BC1E0508
Calibration: 0000307500011E_000030761E0508_000043BC1E0508

Variant 33

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 0000454C1E050B
Calibration: 0000307500011E_000030761E0509_0000454C1E050B

Variant 34

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000045501E050B
Calibration: 0000307500011E_000030761E0509_000045501E050B

Variant 35

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 0000348C1E050B
Calibration: 0000307500011E_000030761E0509_0000348C1E050B

Variant 36

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 00003D811E050B
Calibration: 0000307500011E_000030761E0509_00003D811E050B

Variant 37

ECU

Catalog engine: 2000 252HP
Engine code: B48B20A
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000043BA1E050B
Calibration: 0000307500011E_000030761E0509_000043BA1E050B

Variant 38

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000036851E0509
Calibration: 0000307500011E_000030761E0509_000036851E0509

Variant 39

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030760A1101
ECU HW: 0000307500011C
SW upgrade: 000034980A1104
Calibration: 0000307500011C_000030760A1101_000034980A1104

Variant 40

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000043811E050B
Calibration: 0000307500011E_000030761E0509_000043811E050B

Variant 41

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000045561E0509
Calibration: 0000307500011E_000030761E0509_000045561E0509

Variant 42

ECU

Catalog engine: 2000 252HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 252 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000034981E0509
Calibration: 0000307500011E_000030761E0509_000034981E0509

Variant 43

ECU

Catalog engine: 2000 250HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 250 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000043CE1E050B
Calibration: 0000307500011E_000030761E0509_000043CE1E050B

Variant 44

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 00004381460509
Calibration: 00003075000120_00003076460504_00004381460509

Variant 45

ECU

Catalog engine: 2000 184HP
Engine code: B48B20A
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
Calibration: R1C9J9E3BALKX6

Variant 46

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 000043C046050A
Calibration: 00003075000120_00003076460504_000043C046050A

Variant 47

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 0000455046050A
Calibration: 00003075000120_00003076460504_0000455046050A

Variant 48

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 0000454C460509
Calibration: 00003075000120_00003076460504_0000454C460509

Variant 49

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 000030765A1403
ECU HW: 00003075000120
SW upgrade: 00004FD85A1408
Calibration: 00003075000120_000030765A1403_00004FD85A1408

Variant 50

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076501102
ECU HW: 00003075000120
SW upgrade: 00004550501105
Calibration: 00003075000120_00003076501102_00004550501105

Variant 51

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 00004552460509
Calibration: 00003075000120_00003076460504_00004552460509

Variant 52

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 000043CE460509
Calibration: 00003075000120_00003076460504_000043CE460509

Variant 53

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 000030761E0509
ECU HW: 0000307500011E
SW upgrade: 000045521E0509
Calibration: 0000307500011E_000030761E0509_000045521E0509

Variant 54

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 0000454A460509
Calibration: 00003075000120_00003076460504_0000454A460509

Variant 55

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 00004556460509
Calibration: 00003075000120_00003076460504_00004556460509

Variant 56

ECU

Catalog engine: 2000 184HP
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 00003076460504
ECU HW: 00003075000120
SW upgrade: 000043BC460509
Calibration: 00003075000120_00003076460504_000043BC460509

Variant 57

ECU

Catalog engine: 2000 184HP
Engine code: B48B20M0
Controller brand: BOSCH
ECU: MG1CS003 DME_841
Stock power: 184 HP
ECU SW: 000030765A1403
ECU HW: 00003072000120
SW upgrade: 000070E65A1408
Calibration: 00003072000120_000030765A1403_000070E65A1408

Related vehicles

Other vehicles built on the MG1CS003 DME_841 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the BMW 4 SERIES on the MG1CS003 DME_841?

Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.

Do you cover the MG1CS003 DME_841 ECU software on this model?

Yes — the BMW 4 SERIES on the MG1CS003 DME_841 ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.

How is the file delivered?

Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.