982906023CD W21H2020RUM10 Siemens SDI 21.1 original ECU file – Porsche Cayman 2.0 300hp

SW numbers next to W21H2020RUM10

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.

Other numbers for the Porsche Cayman 2.0 300hp

14 files cover exactly this car and engine, on Siemens SDI 21.1 (14). If your ECU reads differently from this page, 11 of the others:

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).