2007-2008 Yamaha YFM700 Grizzly Factory Service Manual, Page 443Get this manual
SIGNALING SYSTEM 4Voltage Connect the pocket tester (DC 20 V) to the tailbrake light connectors (wire harness side) as shownPositive tester probe yellow Negative tester probe black 2
EBS01078
2The neutral, park, high-range, andor lowrange indicator light fails to come on1Gear position switch Check the gear position switch for continuityRefer to "CHECKING THE SWITCHES" Is the gear position switch OK? YES NO Replace the gear position switch2Voltage
Set the main switch to "ON" Pull in the brake lever or push down on the brake pedal Measure the voltage (DC 12 V) of yellow on the tailbrake light connector (wire harness side) Is the voltage within specification? YES This circuit is OKNO