Yamaha MT-09
- ECU
- 1RC-8591A-00
- ECU maker
- —
- Model years
- 2014-2015
- Stock firmware
- Included · 1 MB
What you can tune
94 calibration tables · 0 scalars · 9 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 |
|---|---|---|
| TPS : TPS vs RPM | Fuel | 1 |
| RPM : TPS vs RPM | Fuel | 1 |
| IAP : MAP vs RPM | Fuel | 1 |
| RPM : MAP vs RPM | Fuel | 1 |
| Fuel :: IAP : Cyl # | Fuel | 3 |
| Fuel :: TPS : Cyl # | Fuel | 3 |
| Delta :: TPS vs RPM : Gear 0 | Fuel | 1 |
| Delta :: TPS vs RPM : Gear 1,2 | Fuel | 1 |
| Delta :: TPS vs RPM : Gear 3,4,5,6 | Fuel | 1 |
| Injector Timing % | Fuel | 1 |
| IAP-TPS Balance | Fuel | 1 |
| Disable Injector Cut Below | Fuel | 1 |
| Enable Injector Cut Above | Fuel | 1 |
| TPS : Ignition | Ignition | 1 |
| RPM : Ignition | Ignition | 1 |
| Gear-Map# - Mode A | Ignition | 1 |
| Gear-Map# - Mode STD | Ignition | 1 |
| Gear-Map# - Mode B | Ignition | 1 |
| Ignition :: Neutral/Clutch-In | Ignition | 1 |
| Ignition :: Mode STD : Cyl # | Ignition | 3 |
| Ignition :: Mode A : Cyl # | Ignition | 3 |
| Ignition :: Mode B : Cyl # | Ignition | 3 |
| Ignition :: Cylinder Offset : Cyl # | Ignition | 2 |
| IGN, Volt Dwell | Ignition | 1 |
| IGN, Volt Dwell - Safe | Ignition | 1 |
| Idle Speed Ignition, ECT vs RPM | Ignition | 1 |
| ETV :: Gear Map Selector | Throttle / ETV | 1 |
| ETV :: Mode A : Gear N | MS# | Throttle / ETV | 2 |
| ETV :: Mode A : Gear # | MS# | Throttle / ETV | 12 |
| ETV :: Mode B : Gear N | MS# | Throttle / ETV | 2 |
| ETV :: Mode B : Gear # | MS# | Throttle / ETV | 12 |
| ETV :: Mode STD : Gear N | MS# | Throttle / ETV | 2 |
| ETV :: Mode STD : Gear # | MS# | Throttle / ETV | 12 |
| MS# - Limiter mode STD | Throttle / ETV | 2 |
| MS# - Limiter mode A | Throttle / ETV | 2 |
| MS# - Limiter mode B | Throttle / ETV | 2 |
| SAP Pressure Comp | Idle | 1 |
| Fan Temperature Control | Temperature | 1 |
| Rev Limiter Soft/Hard | Limiters | 1 |
| Rev Limiter Soft/Hard_MS0/MS1 | Limiters | 1 |
44 map groups in total — the full list is in the editor.
9 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 MT-09 2014-2015?
This verified definition exposes 94 calibration tables — including fuel, ignition, throttle, limiters, idle, other · general ecu info and temperature maps — plus 0 adjustable scalars and 9 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 1RC-8591A-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.