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ECU B5V1 — Yamaha MX KING / SNIPER / EXCITER
ECU part number B5V1 (code B5V2) for the Yamaha MX KING / SNIPER / EXCITER (MX King 150 / Jupiter MX King) 2021–2022, 150 cc, OEM ECU. Pinout and full ECU data in the BikeStudio Partner app.

ECU data
- ECU part number
- B5V1
- ECU code
- B5V2
- Motorcycle
- Yamaha MX KING / SNIPER / EXCITER
- Other names
- MX King 150, Jupiter MX King, Exciter 150, Sniper 150, Y15ZR, T150
- Years
- 2021–2022
- Engine
- 150 cc
- Bore × stroke
- 57.0 x 58.7 mm
- Power
- 15.1 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 MX KING / SNIPER / EXCITER
| ECU part number | Years | cc | Market |
| 2PV0 / 2ND0 | 2015–2018 | 150 | Asia |
| 2PV1 / 2ND2 | 2019–2020 | 150 | Asia |
| B5V0 | 2021–2022 | 150 | Asia |
| BAW0 | 2015–2021 | 150 | Asia |
| BNV0 | 2023–2024 | 150 | Asia |
| B180 | 2015–2018 | 150 | Asia |