Software S52J-18881 Denso S5
10 master projects carry this software number, 8 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
Mazda CX-3 ×8
Mazda CX-3 1.5 SkyActiv-D - 105hp
Mazda
ECU
Denso
S5 / 4810
Mazda
Hardware / part numbers
—
Read with
any full read from your flashing tool
Modifications available
- Stage 1 ×4
- EGR off ×1
- DPF off ×5
- Speed limiter (Vmax) ×3
- Other modification ×5
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
S52J-18881 and the same hardware number.Vehicle pages: Mazda CX-3
Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2026-08-13.