Yamaha YZ450F Owner's Service Manual page 329

ELECTRICAL COMPONENTS
1. Rectifier/regulator
2. Intake air pressure sensor
3. Throttle position sensor
4. Injector
5. Launch control switch
6. Intake air temperature sensor
7. ECU
8. Ignition coil
9. Condenser
10.Neutral switch
11.Coolant temperature sensor
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