BMW ISN — CAS SYNC TOOL

EEPROM dump reader · ISN extractor · CAS ↔ DME matcher · v2.0 (verified offsets)

ONLINE
Ready — select module types and upload EEPROM dump files
How to use: Upload the CAS/EWS EEPROM .bin file AND the DME/DDE EEPROM .bin file separately. The ISN extracted from each is then compared. The ALL.FLS / flash files are not needed here — only the small EEPROM .bin dumps.
CAS / EWS — EEPROM
MODULE TYPECAS EEPROM DUMP (.bin)

⇧ Click or drop .bin file here

ISN EXTRACTED FROM CAS
— awaiting file —
DME / DDE — EEPROM
MODULE TYPEDME EEPROM DUMP (.bin)

⇧ Click or drop .bin file here

ISN EXTRACTED FROM DME
— awaiting file —
Sync comparison result
CAS ISN CAS 2
DME ISN MS45
Sync statusawaiting both files
CAS offset / length
DME offset / length