MERCEDES · CRD3.40 ECU · diesel

MERCEDES B CRD3.40 tuning files

Everything we work with on the MERCEDES B fitted with the CRD3.40. Across the matched variants stock power runs from 109 to 177 HP. There are 60 distinct variants on file for this combination. Diesel calibration here covers everything from a clean Stage 1 to the emissions-side work. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All B coverage

Available solutions

Solutions that apply to the CRD3.40 on this diesel platform. The exact set depends on the specific engine and software version.

Stage 1 Stage 2 DPF Off EGR Off AdBlue Off Swirl Flaps OffLambda / O2MAF OffTVANOx OffAGSReadinessStart/Stop OffOil PressureLimp Mode Off

Engine variants & ECU software

60 distinct variants for the MERCEDES B on the CRD3.40 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519037067
Calibration: 6519040800_6519029301_6519037067

Variant 2

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519038667
Calibration: 6519040800_6519029301_6519038667

Variant 3

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519034534
Calibration: 6519040800_6519029301_6519034534

Variant 4

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519030334
Calibration: 6519040800_6519029301_6519030334

Variant 5

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519037434
Calibration: 6519040800_6519029301_6519037434

Variant 6

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519031460
Calibration: 6519040800_6519029301_6519031460

Variant 7

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519038567
Calibration: 6519040800_6519029301_6519038567

Variant 8

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519037967
Calibration: 6519040800_6519029301_6519037967

Variant 9

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519037867
Calibration: 6519040800_6519029301_6519037867

Variant 10

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519038967
Calibration: 6519040800_6519029301_6519038967

Variant 11

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519031560
Calibration: 6519040800_6519029301_6519031560

Variant 12

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519030760
Calibration: 6519040800_6519029301_6519030760

Variant 13

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519031860
Calibration: 6519040800_6519029301_6519031860

Variant 14

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 0919033500
Calibration: 6519040800_6519029301_0919033500

Variant 15

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519038544
Calibration: 6519040800_6519029301_6519038544

Variant 16

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519030845
Calibration: 6519040800_6519029301_6519030845

Variant 17

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519033145
Calibration: 6519040800_6519029301_6519033145

Variant 18

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519036034
Calibration: 6519040800_6519029301_6519036034

Variant 19

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519033284
Calibration: 6519040800_6519029301_6519033284

Variant 20

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519035084
Calibration: 6519040800_6519029301_6519035084

Variant 21

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519030234
Calibration: 6519040800_6519029301_6519030234

Variant 22

ECU

Catalog engine: 2200 177HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 177 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519031145
Calibration: 6519040800_6519029301_6519031145

Variant 23

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519027000
ECU HW: 6519040301
SW upgrade: 6519033423
Calibration: 6519040301_6519027000_6519033423

Variant 24

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519035535
Calibration: 6519040900_6519028001_6519035535

Variant 25

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519033135
Calibration: 6519040900_6519028001_6519033135

Variant 26

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519035135
Calibration: 6519040900_6519028001_6519035135

Variant 27

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519035035
Calibration: 6519040900_6519028001_6519035035

Variant 28

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519032635
Calibration: 6519040900_6519028001_6519032635

Variant 29

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519035435
Calibration: 6519040900_6519028001_6519035435

Variant 30

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519035635
Calibration: 6519040900_6519028001_6519035635

Variant 31

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519032935
Calibration: 6519040900_6519028001_6519032935

Variant 32

ECU

Catalog engine: 2200 170HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 170 HP
ECU SW: 6519028001
ECU HW: 6519040900
SW upgrade: 6519035335
Calibration: 6519040900_6519028001_6519035335

Variant 33

ECU

Catalog engine: 1800 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519031631
Calibration: 6519040301_6519023101_6519031631

Variant 34

ECU

Catalog engine: 2000 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519026400
ECU HW: 6519040301
SW upgrade: 6519030807
Calibration: 6519040301_6519026400_6519030807

Variant 35

ECU

Catalog engine: 2000 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519026400
ECU HW: 6519040301
SW upgrade: 6519030607
Calibration: 6519040301_6519026400_6519030607

Variant 36

ECU

Catalog engine: 2000 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519026400
ECU HW: 6519040301
SW upgrade: 6519030707
Calibration: 6519040301_6519026400_6519030707

Variant 37

ECU

Catalog engine: 2000 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519026400
ECU HW: 6519040301
SW upgrade: 6519030907
Calibration: 6519040301_6519026400_6519030907

Variant 38

ECU

Catalog engine: 2200 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519034234
Calibration: 6519040800_6519029301_6519034234

Variant 39

ECU

Catalog engine: 2200 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519034134
Calibration: 6519040800_6519029301_6519034134

Variant 40

ECU

Catalog engine: 2200 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519027000
ECU HW: 6519040301
SW upgrade: 6519033623
Calibration: 6519040301_6519027000_6519033623

Variant 41

ECU

Catalog engine: 2200 136HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 136 HP
ECU SW: 6519029301
ECU HW: 6519040800
SW upgrade: 6519031337
Calibration: 6519040800_6519029301_6519031337

Variant 42

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519026400
ECU HW: 6519040301
SW upgrade: 6519030707
Calibration: 6519040301_6519026400_6519030707

Variant 43

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519027000
ECU HW: 6519040301
SW upgrade: 6519033323
Calibration: 6519040301_6519027000_6519033323

Variant 44

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519034224
Calibration: 6519040301_6519023101_6519034224

Variant 45

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519029100
ECU HW: 6519040301
SW upgrade: 6519032622
Calibration: 6519040301_6519029100_6519032622

Variant 46

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519037725
Calibration: 6519040301_6519023101_6519037725

Variant 47

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519026400
ECU HW: 6519040301
SW upgrade: 6519030607
Calibration: 6519040301_6519026400_6519030607

Variant 48

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519029100
ECU HW: 6519040301
SW upgrade: 6519032522
Calibration: 6519040301_6519029100_6519032522

Variant 49

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519029100
ECU HW: 6519040301
SW upgrade: 6519032722
Calibration: 6519040301_6519029100_6519032722

Variant 50

ECU

Catalog engine: 2000 110HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 110 HP
ECU SW: 6519029100
ECU HW: 6519040301
SW upgrade: 6519032922
Calibration: 6519040301_6519029100_6519032922

Variant 51

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519034324
Calibration: 6519040301_6519023101_6519034324

Variant 52

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519031531
Calibration: 6519040301_6519023101_6519031531

Variant 53

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519028901
ECU HW: 6519040301
SW upgrade: 6519037331
Calibration: 6519040301_6519028901_6519037331

Variant 54

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519028901
ECU HW: 6519040301
SW upgrade: 6519035866
Calibration: 6519040301_6519028901_6519035866

Variant 55

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519031731
Calibration: 6519040301_6519023101_6519031731

Variant 56

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519023101
ECU HW: 6519040301
SW upgrade: 6519034624
Calibration: 6519040301_6519023101_6519034624

Variant 57

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519028901
ECU HW: 6519040301
SW upgrade: 6519034360
Calibration: 6519040301_6519028901_6519034360

Variant 58

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519028901
ECU HW: 6519040301
SW upgrade: 6519038143
Calibration: 6519040301_6519028901_6519038143

Variant 59

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519028901
ECU HW: 6519040301
SW upgrade: 6519036166
Calibration: 6519040301_6519028901_6519036166

Variant 60

ECU

Catalog engine: 1800 109HP
Engine code: 651
Controller brand: DELPHI
ECU: CRD3.40
Stock power: 109 HP
ECU SW: 6519028901
ECU HW: 6519040301
SW upgrade: 6519034560
Calibration: 6519040301_6519028901_6519034560

Related vehicles

Other vehicles built on the CRD3.40 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the MERCEDES B on the CRD3.40?

Stage 1, Stage 2, DPF Off, EGR Off, AdBlue Off, Swirl Flaps Off, Lambda / O2, MAF Off, TVA, NOx Off, AGS, Readiness, Start/Stop Off, Oil Pressure, Limp Mode Off. The exact set depends on the specific engine and software version.

Do you cover the CRD3.40 ECU software on this model?

Yes — the MERCEDES B on the CRD3.40 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.