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Porsche Cayman Siemens SDI 21.1 original ECU files

Every stock read of the Siemens SDI 21.1 in the Porsche Cayman, by engine. Ctrl+F your HW or SW number.

EnginesIdentify the fileAll HW and SW numbers

Porsche Cayman Siemens SDI 21.1 files

17 files €18 each · card · by e-mail

Porsche Cayman Siemens SDI 21.1 engines

17 files across 2 engine variants. Listed most: 2.0 300hp, 15 files.

EngineCodeFiles
2.0 300hp15
2.5 365hp2

How to identify your Porsche Cayman Siemens SDI 21.1 file

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

  • HW 98290… 15 of the 15 files with a HW number, 100%
  • SW W21H… 14 of the 15 files with a SW number, 93%

Where do I find these numbers?

All Porsche Cayman Siemens SDI 21.1 HW and SW numbers

15 HW numbers and 15 SW numbers, by engine. Beside each HW, how many SW versions it carries. A number opens a file that shows it.

2.0 300hp 14 HW · 14 SW
HWSW versions
982906023AP1 W21H0020RED14
982906023BP1 W21H0020N5D31
982906023CB1 W21H2020REM10
982906023CD1 W21H2020RUM10
982906023CE1 W21H2020R5D10
982906023CG1 W21H2020N5D10
982906024AT1 W21H0025R5D14
982906024BB1 W21H0025RCD14
982906024BF1 W21H0025RED31
982906024CA1 W21H2025RED10
982906024CD1 W21H2025RUM10
982906025P1 W21H2025KED16
982906025T1 W21H2025K5D16
982906027N1 W21R2025SOD16
2.5 365hp 1 HW · 1 SW
HWSW versions
982906025R1 W21H2025KUD16