Definitions / Honda / MSX125 / 2017-2019

Honda MSX125

2017-2019 ECU 38770-K26-B02 Stock firmware included
Honda MSX125
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ECU
38770-K26-B02
ECU maker
Model years
2017-2019
Stock firmware
Included · 64 KB
10
Maps
0
Scalars
10
Patches
Browse everything free. Every map, scalar and patch in this definition is listed below. An active subscription unlocks the browser editor to change them and export a BIN.
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What you can tune

3 Fuel 3 tables
2 Ignition 3 tables
1 Other 1 table
1 Other · Settings 1 table
2 Temperature 2 tables

10 calibration tables · 0 scalars · 10 patches & flags — all editable in the browser.

Getting started

STEP 1
Create a project

Start from the included stock firmware, or upload your own BIN read.

STEP 2
Edit the maps

Heat-mapped tables, editable 2D/3D graphs, cell math, AI auto-tune, and compare against other reads.

STEP 3
Export a BIN

Download a standard modified BIN and flash it with your own hardware and software.

Calibration maps

MapGroupTables
Fuel Calcurated Load Map Fuel 1
Fuel Base Map Fuel 1
Fuel Rev Limiter Fuel 1
Ignition Map # Ignition 2
Ignition Rev Limiter Ignition 1
Engine Oil Temp Sensor Scaling Temperature 1
IAT Temp Sensor Scaling Temperature 1
Flag Bit Setting Other · Settings 1
Model Code Other 1
10 patches & flags (toggle features on/off)
EOT Sensor Enableflag
TP Sensor Enableflag
IAT Sensor Enableflag
O2 Sensor Enableflag
Injector Enableflag
EEPROM Enableflag
Bank Angle Sensor Enableflag
Fast Idle Valve Enableflag
LTFT Disableflag
O2 Feedback Enableflag

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 Honda MSX125 2017-2019?

This verified definition exposes 10 calibration tables — including fuel, ignition, other · settings and temperature maps — plus 0 adjustable scalars and 10 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 Honda MSX125 definition cover?

The 38770-K26-B02. 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.

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