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ECU BBS1 — Yamaha XSR 155
ECU part number BBS1 for the Yamaha XSR 155 2022–2026, 155 cc, OEM ECU. Pinout and full ECU data in the BikeStudio Partner app.

ECU data
- ECU part number
- BBS1
- Motorcycle
- Yamaha XSR 155
- Years
- 2022–2026
- Engine
- 155 cc
- Bore × stroke
- 58.0 x 58.7 mm
- Power
- 19 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 XSR 155
| ECU part number | Years | cc | Market |
| BBS0 | 2019–2022 | 155 | Asia |