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Siemens MSS65 original ECU files

Stock reads of the Siemens MSS65 for BMW and more.

VehiclesIdentify the fileMap packsAll HW and SW numbers

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Siemens MSS65 files

21 files €18 each · card · by e-mail

Vehicles with a Siemens MSS65

Siemens MSS65 files are listed for 1 make and 2 models, the most listed first.

ModelEnginesFiles
BMW21
M SeriesM5 5000 V10 507hp 10, 5.0 507hp 5, M6 5000 V10 507hp 520
M6M5 5000 V10 507hp 11

How to identify your Siemens MSS65 file

How the numbers on this ECU type start:

  • SW 0784… 6 of the 8 files with a SW number, 75%

Where do I find these numbers?

Siemens MSS65 map packs in figures

7 packs, 38 to 39 maps each, median 39.

CategoryPacks with itMedian maps
Variable Valve Timing (VVT)100%4
Air Control100%6
Limiters100%14
Engine Torque100%6
Spark Advance100%4
Injection System100%5

Named by the most packs: Injection at full load 100%, RPM Limiter 100%, Spark Advance at full load 100%, Optimal Spark Advance 100%, Spark advance at low load 100%, Optimal engine torque 100%, Limiter of Maximum torque 100%, Injection base map 100%.

All Siemens MSS65 HW and SW numbers

3 HW numbers and 7 SW numbers, by make. Beside each HW, how many SW versions it carries. A number opens a file that shows it.

BMW 3 HW · 7 SW
HWSW versions
078416821 07841662
078416841 07841685
078426401 07842639
Model, no HW listedSW versions
M Series4 07838957 07842121 07842645 09021198