ECU Identification

DME M3.1 of the M50 engine without VANOS system

• Bosch hardware number: 0261200400
• Bosch software number: 1267356300
• BMW hardware number: 1726171
• BMW software number: 173
• Check number: 1730154
• Part number: 1730969
• Manufacturing code: 065

ECU Identification

M30B30 in E32 chassis with lambda-controlled mixture adaptation, unleaded Normal version with manual transmission

• Coding code: c05e
• Bosch hardware number: 0261200178
• Bosch software number: 1267355795
• BMW hardware number: 1726684
• BMW software number: 001
• Manufacturing check code: 944

ECU Identification

M20B25 without lambda-controlled mixture adaptation, manual transmission version for US market

• Coding code: a85e
• Bosch hardware number: 0261200380
• Bosch software number: 1267356204
• BMW hardware number: 1730576
• BMW software number: 001
• Manufacturing code: 952

ECU Identification

M40B18 with lambda-controlled mixture adaptation, unleaded Normal version with manual transmission

• Coding code: c01e
• Bosch hardware number: 0261200520
• Bosch software number: 1267357066
• BMW hardware number: 1739041
• BMW software number: 001
• Manufacturing code: 265

ECU Identification

DDE 1.0 of the M21 engine with turbocharger and two control units

Injection start control unit:

• BMW software version number: 2243623
• BMW hardware version number: 5t6
• Bosch identifier: 0281001078
• Bosch software version number: 2287356787
• Manufacturing code: 949

Fuel quantity control unit:

• Bosch identifier: 0281001080
• Bosch software version number: 2287356789
• BMW software version number: 2243644
• BMW hardware version number: 5t6
• Manufacturing code: 949

ECU Identification

DME M1.7 of the M70B50 engine with lambda-controlled mixture adaptation, manual transmission version for US/EU/Japan market

• Coding code: c052
• Bosch hardware number: 0261200352
• Bosch software number: 1267356537
• BMW hardware number: 1736370
• BMW software number: 001
• Manufacturing code: 069

ECU Identification

DME M3.3 of the eight-cylinder M60 engine

• Bosch hardware number: 0261200404
• Bosch software number: 1267357689
• BMW hardware number: 1748837
• BMW software number: 101
• Check number: 1738474
• Part number: 1740020

ECU Identification

DDE 2.1 of the M51 engine with turbocharger and automatic transmission

• BMW version number: 5G2
• Injection start characteristic map: 2 | with exhaust gas recirculation
• BMW software number: 2246280
• Bosch identifier: 0281001295
• Bosch software number: 2537355
• Check number: 2246280
• Manufacturing date: 563.30
• EWS mode: 2

ECU Identification

DME M3.3 version for the M60B30 engine

• Bosch hardware number: 0261200404
• Bosch software number: 1267358512
• BMW hardware number: 1744050
• BMW software number: 001
• Manufacturing code: 464
• Check number: 1748117
• Part number: 1744212

ECU Identification

M30B35 with lambda-controlled mixture adaptation, Normal version with manual transmission

• Coding code: c05e
• Bosch hardware number: 0261200150
• Bosch software number: 1267355566
• BMW hardware number: 1720981
• BMW software number: 013
• Manufacturing code: 841