Software A2C53246858 Siemens/Continental MSD81
5 master projects carry this software number, 5 with a modified version. Upload your read to have the tune transferred into your own file, or buy the file exactly as we hold it by software number. Modified files from $275, original (stock) files from $75 AUD. Trade accounts see their own pricing after log in.
Fitted to
BMW 5er 523i ×2
BMW E90/E91 325i
BMW 5-Series 523i 6MT - 177hp
ECU
Siemens/Continental
MSD81
Continental
Hardware / part numbers
0044CC0IHF0SIBA7S
0044CC0IHF0SICE1S
0044CC0IHF0SICE7S
Read with
any full read from your flashing tool
Modifications available
- Stage 1 ×3
- Stage 2 / 3 ×1
- AdBlue / SCR off ×2
- Speed limiter (Vmax) ×1
- Lambda / O2 / cat off ×2
Have the read? Upload it.
Upload your read →
Your own file comes back with the modification built in, checked for a 100% match before it's offered.
Can't read the ECU? Buy by software number.
See files & prices →
The stock or modified file exactly as we hold it, to write with your tool. Make sure your ECU carries
A2C53246858 and the same hardware number.Vehicle pages: BMW 5-Series · BMW 5er · BMW E90/E91
Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2024-03-05.