C256A54D Siemens MS43 original ECU file – BMW X Series 3.0 231hp

Other numbers for the BMW X Series 3.0 231hp

18 files cover exactly this car and engine, on Siemens MS43 (16), Siemens MS45 (2). If your ECU reads differently from this page, 12 of the others:

This ECU and car in figures

Siemens MS43: 386 files, 4 SW numbers, 14 with a map pack. Makes: BMW (382), Alpina (4). Most listed: BMW 3 Series (323), BMW 5 Series (26), BMW X Series (16), BMW Z Series (15).

BMW X Series: 3 195 files. ECU types: Bosch MEVD17.2.3 (899), Bosch MEVD17.2.G (409), Bosch MEVD17.2.9 (235), Bosch EDC17C50 DDE701a (210). Engine codes: N55 (391), N57D30A (239), N20B20A (230), N47D20C (179).