Home›ECU database›Yamaha XMAX›B740
ECU B740 — Yamaha XMAX
ECU part number B740 (code B741) for the Yamaha XMAX (XMAX 250 / XMAX 250 ABS) 2017–2022, 292 cc, OEM ECU. Pinout and full ECU data in the BikeStudio Partner app.
ECU data
- ECU part number
- B740
- ECU code
- B741
- Motorcycle
- Yamaha XMAX
- Other names
- XMAX 250, XMAX 250 ABS
- Years
- 2017–2022
- Engine
- 292 cc
- Bore × stroke
- 70.0 x 75.9 mm
- Power
- 28 hp
- ECU maker
- OEM
- MCU type
- RL78
- Market
- Asia
Pinout and full data in the app
The ECU pinout picture, ECM ID, calibration and flash size for this ECU are in BikeStudio Partner — the free app for motorcycle workshops, which also works offline.
Get it on Google Play Download on the App Store
Other ECUs for the Yamaha XMAX
| ECU part number | Years | cc | Market |
| BKA0 | 2024–2025 | 250 | Asia |
| B5X0 | 2022–2024 | 292 | Asia |
| BKA2 | 2022–2026 | 250 | Asia |
| BPV0 | 2018–2022 | 250 | Asia |
| B742 | 2017–2019 | 292 | Asia |
| B5X1 | 2022–2024 | 292 | Asia |
| B741 | – | – | Asia |