Yamaha YZ 2015 Series Owner's Service Manual page 327

FUEL INJECTION SYSTEM
1. Joint connector
2. Joint connector
3. Joint connector
4. AC magneto
6. Main relay
8. Battery
9. Frame ground
10.Starter relay
11.Main fuse
16.ECU (engine control unit)
19.Injector
24.Joint connector
25.Intake air temperature sensor
26.Coolant temperature sensor
27.Throttle position sensor
28.Intake air pressure sensor
29.Lean angle sensor
30.Engine stop switch
31.Neutral switch
32.Diode
33.Starting circuit cut-off relay
34.Clutch switch
36.Frame ground
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