Match SW variant and program data block only. Checksum must be calculated before programming your ECU, you can do this in WinOLS or if your programming tool handles checksums you can use that, DO NOT program the ECU without fixing the checksum. Please only buy if you are a professional and you understand how to fix the checksum.
EDC16C35 Bosch O 31JAE5 BMW BMW E92 325d 1037500774 TEIL ORG Original ECU File
