Yamaha YZ450FP 2023 Owner's Service Manual page 317

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1. ECU (Engine Control Unit)
2. Lead battery (12 V)
3. Vehicle battery
4. Vehicle
5. CCU sub-lead coupler
6. Sub-harness (included with the Yamaha diag-
nostic tool)
7. Vehicle communication cable (included with
the Yamaha diagnostic tool)
8. Yamaha diagnostic tool
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FUEL INJECTION SYSTEM
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