982906025R W21H2025KUD16 Siemens SDI 21.1 original ECU file – Porsche Cayman 2.5 365hp

SW numbers next to W21H2025KUD16

The closest SW numbers in the archive, by spelling. They are other files, not equivalents. Worth a look when a digit may have been misread.

This ECU and car in figures

Siemens SDI 21.1: 18 files, 18 SW numbers. Makes: Porsche (18). Most listed: Porsche Cayman (15), Porsche 718 Boxster (2), Porsche 718 Cayman (1).

Porsche Cayman: 62 files. ECU types: Bosch ME7.8 (27), Siemens SDI 21.1 (15), Continental SDI9 (12), Continental SDI 3 (5). Engine codes: M97.20 (1), M97.21 (1).