Here is wiring diagram Yamaha Grizzly 660 for your convenience. Because all we know, effective electrical check for daily maintenance or modification (like adding snowblade) is by looking at the wiring diagram. By looking at this wiring diagram Yamaha Grizzly 660 ATV (All Terrain Vehicle) motorcycle, you will see the whole electrical circuit diagram of your Grizzly. You can see YFM660FP Yamaha Grizzly 660 parts electrical connection of various systems, such as ignition system, electric starting system, charging system, signal system, cooling system, and 2WD/4WD selecting system. In this wiring diagram Yamaha Grizzly 660 image, parts electronic connection such as AC magneto, speed sensor, spark plug, differential gear lock indicator light, thermo switch, diode and others descript properly by number wiring diagram key. There is also colors code. So, here is wiring diagram Yamaha Grizzly 660.