2007-2008 Yamaha YFM700 Grizzly Factory Service Manual, Page 444Get this manual
SIGNALING SYSTEM EBS01079 EBS01081
3The reverse indicator light fails to come on1Reverse switch Check the reverse switch for continuityRefer to "CHECKING THE SWITCHES" Is the reverse switch OK? YES NO Replace the reverse switch2Voltage Connect the pocket tester (DC 20 V) to the meter assembly coupler as shownPositive tester probe brown Negative tester probe blackwhite 2