Yamaha MT-09
- ECU
- BMM-8591A-01
- ECU maker
- —
- Model years
- 2021-2023
- Stock firmware
- Included · 1.94 MB
What you can tune
71 calibration tables · 26 scalars · 0 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 |
|---|---|---|
| Injector Balance % | Fuel | 1 |
| Cut-Off | Fuel | 1 |
| Fuel Trim ## | Fuel | 2 |
| Lambda TPS ## | Fuel | 2 |
| Gear # | Fuel | 8 |
| Gear 1-2 | Fuel | 1 |
| Gear 3-4-5-6 | Fuel | 1 |
| Cyl - # | Fuel | 6 |
| Lambda IAP ## | Fuel | 2 |
| FUEL CUT BETA | Fuel | 1 |
| Coil Charge time | Ignition | 1 |
| Coil Charge time SAFE | Ignition | 1 |
| Ignition map#1 (neutral) | Ignition | 1 |
| Ignition map## | Ignition | 7 |
| Throttle Limiter | Throttle / ETV | 1 |
| Map## | Throttle / ETV | 28 |
| Idle speed | Idle | 1 |
| Fan Control | Temperature | 1 |
| Rpm Limiter ## | Limiters | 4 |
| YCCI Variable Stacks | Other · BMM Switch | 1 |
26 adjustable scalars (rev limits, thresholds, corrections)
| Lambda Component Protection |
| Speed Limiter |
| Disable - Top Speed Limiter - 1 1/3 |
| 02 - |
| Disable - Top Speed Limiter - 1 2/3 |
| FRONT WHEEL - 1 1/5 |
| FRONT WHEEL - 1 2/5 |
| FRONT WHEEL - 1 3/5 |
| FRONT WHEEL - 1 4/5 |
| FRONT WHEEL - 2 1/8 |
| FRONT WHEEL - 2 2/8 |
| FRONT WHEEL - 2 3/8 |
| FRONT WHEEL - 2 4/8 |
| FRONT WHEEL - 2 5/8 |
| FRONT WHEEL - 2 6/8 |
| FRONT WHEEL - 2 7/8 |
| FRONT WHEEL - 3 1/11 |
| FRONT WHEEL - 3 2/11 |
| FRONT WHEEL - 3 3/11 |
| FRONT WHEEL - 3 4/11 |
| FRONT WHEEL - 3 5/11 |
| FRONT WHEEL - 3 6/11 |
| FRONT WHEEL - 3 7/11 |
| FRONT WHEEL - 3 8/11 |
| FRONT WHEEL - 3 9/11 |
| FRONT WHEEL - 3 10/11 |
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 MT-09 2021-2023?
This verified definition exposes 71 calibration tables — including fuel, ignition, throttle, limiters, idle, other · bmm switch and temperature maps — plus 26 adjustable scalars and 0 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 MT-09 definition cover?
The BMM-8591A-01. 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.