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Mercedes SL Bosch MED17.7.3 original ECU files

Every stock read of the Bosch MED17.7.3 in the Mercedes SL, by engine. Ctrl+F your HW or SW number.

18 WinOLS map packs for the Mercedes SL, from €54

EnginesIdentify the fileAll HW and SW numbers

WinOLS map packs for this ECU
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Mercedes SL Bosch MED17.7.3 files

6 files €18 each · card · by e-mail

Mercedes SL Bosch MED17.7.3 engines

6 files across 3 engine variants and 1 engine code. Listed most: 5.5 525hp, 3 files.

EngineCodeFiles
4.6 435hp1
4.6 435hpM278DE46LA1
5.5 525hp3
5.5 557hp1

How to identify your Mercedes SL Bosch MED17.7.3 file

How the numbers on this model with this ECU type start:

  • SW 27890… 5 of the 6 files with a SW number, 83%

In the whole archive, 4 589 of the 4 599 files with HW 0261… are Bosch units.

Where do I find these numbers?

All Mercedes SL Bosch MED17.7.3 HW and SW numbers

1 HW number and 4 SW numbers, by engine. Beside each HW, how many SW versions it carries. A number opens a file that shows it.

5.5 525hp 1 HW · 2 SW
HWSW versions
0261S078131 2789021600
Engine code, no HW listedSW versions
not listed2 2789021600 2789021700
4.6 435hp 0 HW · 1 SW
Engine code, no HW listedSW versions
not listed1 2789022500
M278DE46LA1 2789022500
5.5 557hp 0 HW · 1 SW
Engine code, no HW listedSW versions
not listed1 1579020600