5WS4 0281A-T Siemens SID803 original ECU file – Citroen C4 2.0 136hp

HW numbers next to 5WS4 0281A-T

The closest HW 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 Citroen C4 2.0 136hp

23 files cover exactly this car and engine, on Siemens SID803A (17), Siemens SID803 (4), Magneti Marelli IAW 6LPB (1). If your ECU reads differently from this page, 12 of the others:

This ECU and car in figures

Siemens SID803: 79 files, 46 SW numbers, 44 with a map pack. Makes: Ford (37), Peugeot (20), Volvo (16), Citroen (6). Most listed: Ford Focus C-MAX (19), Ford Focus (18), Volvo V50 (15), Peugeot 307 (12).

Citroen C4: 236 files. ECU types: Bosch EDC16C34 (84), Siemens SID803A (39), Continental SID807 (26), Bosch MEV17.4.2 (14). Engine codes: RHR (DW10BTED4) (8), 5FW (EP6) (6), 9HY (DV6TED4) (5), 9HP (DV6DTED) (4).