1987-2009 Yamaha ATV YFM350X Warrior Raptor Service Manual, Page 257Get this manual
SIGNAL SYSTEM SIGNAL SYSTEM CHECK 1"NEUTRAL" indicator light does not come on1Bulb and bulb socket Check the bulb and bulb socket for continuityCONTINUITY NO CONTINUITY
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Bulb andor bulb socket are faulty, replace2Neutral switchDisconnect the neutral switch coupler CD from the wireharness- Check the switch component for the continuity between "Sky blue" lead (2) and frame earth INCORRECT
Neutral switch is faulty, replace it