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View Full Version : Hitag 2 3.1 And R270+ CAS3



LuXy1471
21st April, 2025, 01:39 PM
Can someone guide me on how to make a new key for a BMW E series?
Using the R270+, I extracted the EEPROM bin file, and with the CAS3+ editor I saw that two keys are already programmed.
With HITAG 2, I read the new key and got the key's serial number (SN), but I read that I also need the ISN and CA (for the keyless function).