Seed key: ECU types ECU Types 2: Car models: Additional information
27 01- 2 bytes Seed This is used in most ecu's till
Emission EUG for general ECU Unlock for doing Variant coding,
Adaption ...
Bosch ME9.7 ME9.7 C-Class (W203) 280, 3SO, E-Class (W211) 3SO, SOO, EG3 AMG; C-Class (W204) 280,
300,3SO, CG3 AMG, CG3 AMG Black Series;
CL-Class (W21S) G3 AMG, SOO, CL-Gass (W21G) SOO, G3AMG; CLK-Class (C209) 280,
SOO, G3 AMG,G3 AMG Black series; CLS- Class (W219) 3SO, 3SO CGI,SOO, SS AMG, SSO, G3 AMG;C-Class (W203) 230, 240, 280,
3SO; SLS-Class (C197) AMG
VG and V8 engines M272 and M273 also in AMG Variants
27 01 - 4 bytes Seed Bosch CR6 EDCl7CP01/CP10 300/320/3SO COi in
W204/212/207/1GG/218/221
Passenger cars with
OMG42
  Bosch CRG_Dodge EDCl7CP01/CP10 Dodge, Jeep And Chrysler 2010-2013 Jeep/Dodge/Chrys ler
cars with OMG42
  Delphi
CRD2 TRAPO
CRD2 .xx Sprinter W90G, Vito/Viano WG39 All light commercial
vehicles with OMGSl and Piezo injectors
27 01 - 8 bytes Seed Bosch MEDl77 MED17.7. _ MED 17.7.3 W204/207/212/21G/218/221/230/231/1GG All vG and v8 gasoline
non aspirated and turbocharged
  Bosch MED40 MED17.7.2 A-Class (Wl7G)  GO, 180, 200, 2SO, 2GO,4S AMG;B-Class (W24G)  180, 200; All passenger cars with 2 Liter turbocharged petrol engine M270 and M133AMG engine
27 OS - 2 bytes Seed
This is used to unlock the ECU for reflash and reprogramming
Bosch ME9.7 reprogramming ME9.7 C-Class (W203) 230 280,3SO, E-Class (W211) 3SO, SOO, EG3 AMG; C-Class (W204) 230, 2SO,300,3SO,CG3 AMG, CG3 AMG
Black Series; CL-Class (W21S) G3 AMG, SOO, CL-Class (W21G) SOO, G3AMG; CLK-Class (C209) 280,SOO, G3 AMG, G3 AMG Black series; CLS-Class (W219) 3SO,3SO CGI, SOO, SS AMG,SSO, G3 AMG; C-Class (W203) 230, 240,280,3SO;  SLS-Class (C197)  AMG;
VG and V8 engines M272 and M273 also in AMG Variants
27 OS - 4 bytes Seed MED177 MED17.7. _ MED 17.7.3 W204/207/212/21G/218/221/230/231/1GG All vG and v8 gasoline
non aspirated and turbocharged
  MED177S MED17.7.S-MED 17.7.3.1 43AMG,G3 AMG,400/4SO/SOO models 3,0 VG Twinturbo
Gasoline and 4,0 VG Twinturbo Gasoline
  Bosch CR41 EDCl7CPS7/CGG C-Class (W20S) 180d;V-Class (447) 200CDI; 220CDI, 2SOCD I;Vito (447) 114CDI,    GCDI,
119CDI;C-Class (W20S) 200d; GLC (2S3)
220d, 2SOd;GLE (lGG) 2SOd; M-Class (WlGG) 2SOCD I;
All passenger cars with OMGSl and OMG42
  Bosch CR43 EDCl7CPS7/CGG C-Class (W20S) 180d;V-Class (447) 200CDI; 220CDI, 2SOCD I;Vito (447) 114CDI,    GCDI,
119CDI;C-Class (W20S) 200d; GLC (2S3)
220d, 2SOd;GLE (lGG) 2SOd; M-Class (WlGG) 2SOCD I;
All passenger cars with OMGSl and OMG42
  Bosch CR61 EDC17CP57 CLS (218) 350CDI;E-Class (W212) 300CDI; 3SOCDI;G-Class (W463) 350CDI;GLE (166/292) 350CDI; GLS (166) 350CDl ;M- Class (W166) 350CDI;M-Class (W166)
3SOCDI;
Passenger cars with OM642
  Bosch MED40 MED17.7.2 A-Class (Wl76) 160,180, 200, 250,260, 45
AMG;B-Class (W246) 180, 200;
All passenger cars with 2 Liter turbocharged petrol engine M270 and M133AMG engine
27 05 - 8 bytes Seed: Delphi CRD2 TRAPO
reprogramming
CRD2 .xx Sprinter W906, Vito/Viano W639 All light commercial
vehicles with OM651 and Piezo injectors
  Bosch CR43
reprogramming
EDC17CP57 ML-W166, E-Class W212 Passenger Cars with
OM642 and OM651
  Bosch MEDl775/MED17
7 reprogramming
MED17.7. /MED1 7.7.3/MED17.7.5 400/450/500 and 63 AMG variants All the new 4,0 Liters VS twin turbo engines M177/M178
  Delphi CRD3 TRAPO
reprogramming
CRD3.40/CRD3.50 Sprinter W906, Vito/Viano W639 All light commercial vehicles with OM651 engine and solenoid
injectors
  Delphi CRD3S2 reprogramming   W205/W212/Wl76/Wl17/X156 All passenger cars equipped with  OM651 engine and solenoid injectors with AdBLue technology
  Delphi CRD2 reprogramming DELPHI CRD2 A-Class (Wl76) 180CDI, 200CDI, 220 CDI;B- Class (W246) 180CDI,200CDI,220CDI;C- Class (W204) 180CDI,200CDI,220CDl,250 COi;CLA-Class (Cll7) 200CDI, 220CDI;CLS (C218) 250CDI;E-Class (W212) 200CDI, 220CDI;250CDI;GLA-Class (X156) 180 CDI,
200CDI, 220CDI; GLK (X204) 200CDI,220CDI,
2SOCDI;
All passenger cars with OM651 and Piezo injectors
  Bosch CR6 TRAPO reprogramming V2 EDCl7CP01/CP10 Sprinter W906, Vito/Viano W639 all with 3,0 VG Commonrail engine Light commercial Vehicles with OM642 engine
  Bosch CR41/CR43 reprogramming EDCl7CP57/C66 C-Class (W205) 180d;V-Class (447) 200CDI; 220CDI, 250CDI; Vito (447) 114CDI, 116CDI,
119CDI; C-Class (W205) 200d; GLC (253)
220d, 250d;GLE (166) 250d; M-Class (W166) 250CDI;
All passenger cars with OM651 and OM642
  Bosch CR61 reprogramming EDC17CP57 CLS (218) 350CDI;E-Class (W212) 300CDI; 3SOCDI;G-Class (W-163) 350CDI;GLE (166/292) 350CDI; GLS (166) 350CDl;M- Class (W166) 350CDI;M-Class (W166)
3SOCDI;
Passenger cars with OM642
  Bosch MED40 reprogramming Bosch MED17.7.2 A-Class (Wl7G)   GO, 180, 200, 250,2GO, 45
AMG;B-Class (W24G) 180, 200;
All passenger cars with 2 Liter turbocharged petrol engine M270 and M133AMG engine
  Delphi DCM3.2 reprogramming DELPHI DCM3.2 C-Class W204,E-Class W211 All passenger cars with OMG4GEVO engine
  Siemens SIM271 reprogramming Siemens SIM271DE2.0 C-Class (W204) 180CGI,200CGI, 250CGI, E-
Class (W212) - 200CGI, 250CGI;SLK Class (W172)
All passenger Cars with M271engine
  Delphi DCM3.2 reprogramming
V2
DELPHI DCM3.2 C-Class (W204) 200CDI, 220CDI;E-Class (211) - 200CDI, 220CDI; All passenger cars with OMG4G EVO engine
  Bosch CRG TRAPO reprogramming EDCl7CP01/CP10 Sprinter W90G, Vito/Viano WG39 All with 3,0 VG Commonrailengine light commercial
Vehicles with OMG42 engine
  Bosch CRGO TRAPO
reprogramming
EDC17CP4G Sprinter W90G, Vito/Viano WG39 All with 3,0 VG Commonrailengine light commercial
Vehicles with OMG42 engine
  Bosch CRGO TRAPO
reprogramming
V2
EDC17CP4G Sprinter W90G, Vito/Viano WG39 All with 3,0 VG Commonrailengine light commercial Vehicles with OMG42 engine
  Bosch CR60 TRAPO
reprogramming
Vl
EDC17CP4G Sprinter W90G, Vito/Viano WG39 All with 3,0 VG Commonrailengine light commercial Vehicles with OMG42 engine
  Bosch CRGO TRAPO
reprogramming
V3
EDC17CP4G Sprinter W90G, Vito/Viano WG39 All with 3,0 VG Commonrailengine light commercial Vehicles with OMG42 engine
  Bosch CRGl reprogramming V2 EDC17CP57 LS (218) 350CDI;E-Class (W212) 300CDI; 350CDI; G-Class (W4G3) 350CDI;GLE (lGG/292) 350CDI;GLS (lGG) 350CDl;M- Class (WlGG) 350CDI;M-Class (W16G)
350CDI;
Passenger cars with OMG42
  Bosch CR61 reprogramming Vl EDC17CP57 LS (218) 350CDI;E-Class (W212) 300CDI; 350CDI; G-Class (W463) 3SOCDI;GLE (lGG/292) 350CDI;GLS (lGG) 350CDl;M- Class (WlGG) 350CDI;M-Class (W16G)
350CDI;
Passenger cars with OMG42
  Bosch ME1778 reprogramming EDC17.7.8 -\..Id!> vv L L J.1  \..L-\..ld!> VV ? .101 \..L -\.la
W218, E-Class W212; 400 Hybrid S-Class W222; SL-Class W231;CL-Class W217;
,,.. "' .. .,,...
VO U .............. 11c
engine M272 with hybrid;V12 Gasoline
··-
  Bosch ME1778 reprogramming Vl EDC17.7.8 S-Class W221,CL-Class W21G,CLS-Class W218, E-Class W212; 400 Hybrid S-Class W222; SL-Class W231;CL-Class W217;
G5AMG
VG Gasoline engine  M272  with
hybrid;V12 Gasoline
engine M279
27 09 - 8 bytes seed This is used as general ecu unlock in newer ECU's emission standard EU6 onwards. Mostly needs to be done first followed by another unlock for according special function. CRD352   W205/W212/W176/W117/X156 All passenger cars equipped with  OM651 engine and solenoid injectors with AdBLue technology
  Bosch MED40 MED17.7.2 A-Class (Wl76) 160,180, 200, 250,260, 45
AMG;B-Class (W246) 180, 200;
All passenger cars with 2 Liter turbocharged petrol engine M270 and M133AMG engine
  Delphi
CRD2 TRAPO
DELPHI CRD2 Sprinter W906, Vito/Viano W639 All light commercial
vehicles with OM651 and Piezo injectors
  Delphi CRD3 TRAPO DELPHI CRD3.40/3.SO Sprinter W906, Vito/Viano W639 All light commercial
vehicles with OM651 engine and solenoid
injectors
  Bosch ME1778_adjustm ent MED17.7.8 S-Class W221,CL-Class W216,CLS-Class W218, E-Class W212; 400 Hybrid S-Class W222; SL-Class W231;CL-Class W217;
65AMG
V6 Gasoline engine M272 with
hybrid;V12 Gasoline
engine M279
  Bosch ME1778 MED17.7.8 S-Class W221,CL-Class W216,CLS-Class W218, E-Class W212; 400 Hybrid S-Class W222; SL-Class W231;CL-Class W217;
65AMG
V6 Gasoline engine M272 with
hybrid;V12 Gasoline
engine M279
  Bosch MED40_adjustme nt MED17.7.2 A-Class (W176) 160,180, 200, 250,260, 45
AMG;B-Class (W246) 180, 200;
All passenger cars with 2 Liter turbocharged petrol engine M270 and M133AMG engine
  Bosch MED40_sec MED17.7.2 A-Class (W176) 160,180, 200, 250,260, 45
AMG;B-Class (W246) 180, 200;
All passenger cars with 2 Liter turbocharged petrol engine M270 and M133AMG engine
  Bosch CR60 TRAPO
reprogramming
EDC17CP46 Sprinter W906, Vito/Viano W639 All with 3,0 V6 Commonrail engine light commercial
Vehicles with OM642 engine
  Bosch CR41 EDCl7CP57/C66 C-Class (W205) 180d;V-Class (447) 200CDI; 220CD I, 250CD I;Vito (447) 114CDI,116CDI,
119CDI;C-Class (W205) 200d; GLC (253)
220d, 250d;GLE (166) 250d; M-Class (W166) 250CD I;
All passenger cars with OM651 and OM642
  Bosch CR43 EDCl7CP57/C66 C-Class (W205) 180d;V-Class (447) 200CDI; 220CD I, 250CD I;Vito (447) 114CDI,116CDI,
119CDI;C-Class (W205) 200d; GLC (253)
220d, 250d;GLE (166) 250d; M-Class (W166) 250CD I;
All passenger cars with OM651 and OM642
  Bosch CRG TRAPO EDCl7CP01/CP10 Sprinter W90G, Vito/Viano WG39 all with 3,0 VG Commonrail engine Light commercial
Vehicles with OMG42 engine
  Bosch CRGl EDC17CP57 CLS (218) 350CDI;E-Class (W212) 300CDI; 3SOCD I;G-Class (W4G3) 350CDI;GLE (lGG/292) 350CD I;GLS (lGG) 350CDl;M-
Class (WlGG) 350CD I;M-Class (WlGG)
3SOCD I;
Passenger cars with OMG42
  MED177 MED17.7. _MED
17.7.3
W204/207/212/2   G/218/221/230/231/lGG All vG and v8 gasoline
non aspirated and turbocharged
  MED1775 MED17.7.5-MED 17.7.3.1 43AMG, G3 AMG, 400/450/500  models 3,0 VG Twinturbo
Gasoline and 4,0 VG Twinturbo Gasoline
27 OB - 4 bytes Seed
Is used in newer ECU's emission EUG onwards to unlock Variant coding
MED177 MED17.7.1-MED 17.7.3 W204/207/212/2   G/218/221/230/231/lGG All vG and v8 gasoline
non aspirated and turbocharged
  MED1775 MED17.7.5-MED 17.7.3.1 43AMG, G3 AMG, 400/450/500  models 3,0 VG Twinturbo
Gasoline and 4,0 VG Twinturbo Gasoline
  Bosch CR41 EDC17CP57/CGG C-Class (W205) 180d;V-Class (447) 200CDI; 220CD I, 250CD I;Vito (447) 114CDI,  GCDI,
119CDI;C-Class (W205) 200d; GLC (253)
220d, 250d;GLE (lGG) 250d; M-Class (WlGG) 250CD I;
All passenger cars with OMG51 and OMG42
  Bosch CR43 EDC17CP57/CGG C-Class (W205) 180d;V-Class (447) 200CDI; 220CD I, 250CD I;Vito (447) 114CDI,  GCDI,
119CDI;C-Class (W205) 200d; GLC (253)
220d, 250d;GLE (lGG) 250d; M-Class (WlGG) 250CD I;
All passenger cars with OMG51 and OMG42
  Bosch CRG TRAPO EDCl7CP01/CP10 Sprinter W90G, Vito/Viano WG39 all with 3,0 VG Commonrail engine Light commercial
Vehicles with OMG42 engine
  Bosch CRGl EDC17CP57 CLS (218) 350CDI;E-Class (W212) 300CDI; 3SOCD I;G-Class (W4G3) 350CDI;GLE (lGG/292) 350CD I;GLS (lGG) 350CDl;M-
Class (WlGG) 350CD I;M-Class (WlGG)
3SOCD I;
Passenger cars with OMG42
  Delphi
CRD2 TRAPO
DELPHI CRD2 Sprinter W90G, Vito/Viano WG39 All light commercial
vehicles with OMG51 and Piezo injectors
  Delphi CRD3 TRAPO DELPHI CRD3.40/3 .50 Sprinter W90G, Vito/Viano WG39 All light commercial vehicles with OMG51 engine and solenoid
injectors
  CRD3S2   W205/W212/Wl7G/Wl17/X15G All passenger cars equipped with OMG51 engine and solenoid injectors with AdBLue technology
  Bosch MED40 MED17.7.2 A-Class (Wl7G)   GO, 180, 200, 250,2GO, 45
AMG;B-Class (W24G) 180, 200;
 
27 11 - 4 bytes Seed
Is used in newer ECU's
emission EUG onwards to unlock Variant coding
Bosch ME1778 MED17.7.8 S-Class W221,CL-Class W 216,CLS-Class W.218, E-Class W212; 400 Hybrid S-Class W.222; SL-Class W231;CL-Class W 217;
GSAMG
VG Gasoline engine  M272 with
hybrid;V12 Gasoline
engine M279
HEAD UNIT 5:
27 11 - 4 Bytes Seed
HUS-ENTRY-HUS ENTRYv123001 NTGS    
  HUS-ENTRY-HUS ENTRYv123002 NTGSS2    
  HUS  HUSv12280
2
NTGSS