Yamaha YZF-R25
- ECU
- BS8-H591A-00
- ECU maker
- —
- Model years
- 2018-2019
- Stock firmware
- Included · 1 MB
What you can tune
57 calibration tables · 0 scalars · 3 patches & flags — all editable in the browser.
Getting started
Start from the included stock firmware, or upload your own BIN read.
Heat-mapped tables, editable 2D/3D graphs, cell math, AI auto-tune, and compare against other reads.
Download a standard modified BIN and flash it with your own hardware and software.
Calibration maps
| Map | Group | Tables |
|---|---|---|
| IAP - Cyl # | Fuel | 2 |
| TPS - Cyl # | Fuel | 2 |
| Acceleration Enrichment - Neutral | Fuel | 1 |
| Acceleration Enrichment - Gear #-# | Fuel | 2 |
| IAP - TPS Fuel Map Balance | Fuel | 1 |
| Fuel Injector Timing - Primary Injector | Fuel | 1 |
| Ignition - Cyl # - Clutch/Neutral | Ignition | 2 |
| Ignition - ## | Ignition | 18 |
| Ignition Dwell - Group # | Ignition | 2 |
| Ignition Base MapsBase Map # | Ignition | 18 |
| Fan Temperature | Temperature | 1 |
| RPM Limiter ## | Limiters | 6 |
| ECU Id | Other | 1 |
3 patches & flags (toggle features on/off)
MotoEditor edits the calibration and exports a standard BIN — reading and flashing the ECU is handled by your own flashing hardware and software.
Frequently asked
What can I tune on the Yamaha YZF-R25 2018-2019?
This verified definition exposes 57 calibration tables — including fuel, ignition, limiters and temperature maps — plus 0 adjustable scalars and 3 feature patches, all editable in your browser.
Do I need to remove or open the ECU?
No. MotoEditor edits the calibration and exports a standard BIN. Reading the stock file from the bike and writing it back is done with your own flashing hardware and software.
Which ECU does this Yamaha YZF-R25 definition cover?
The BS8-H591A-00. Every map address and scaling is verified against the stock firmware, so what you edit matches the real calibration.
Can I use my own stock file?
Yes. Start a project from your bike's stock BIN and your changes apply to it, or begin from the built-in reference — either way you export a standard BIN.
How much does access cost?
MotoEditor is a single subscription that unlocks the browser editor for this definition and every other bike in the library — no per-project or per-download fees.