Yamaha Grizzly550 User Manual page 397

2WD/4WD SELECTING SYSTEM
4. Main switch
5. Frame ground
6. Main fuse
8. Battery
20.ECU (engine control unit)
44.Four-wheel-drive motor relay 1
45.Four-wheel-drive motor relay 2
46.Four-wheel-drive motor relay 3
47.On-command four-wheel-drive motor switch
and differential lock switch
48.Differential motor
49.Four-wheel-drive motor fuse
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