Yamaha YZF-R25 Service Manual page 351

ELECTRIC STARTING SYSTEM
1. Main switch
2. Diode 1
3. Ignition fuse
5. Backup fuse
11.Battery
12.Engine ground
13.Main fuse
14.Starter relay
15.Starter motor
16.Diode 2
17.Diode 3
18.Starting circuit cut-off relay
19.Diode 4
29.ECU (engine control unit)
51.Gear position switch
53.Handlebar switch (left)
58.Clutch switch
67.Handlebar switch (right)
69.Start switch
70.Engine stop switch
A. Wire harness
B. Negative battery sub-wire harness
8-6