2006-2014 Honda FourTrax ATV TRX250 EX TRX250X Service Manual, Page 317Get this manual
BATTERY ICHARGING SYSTEM GROUND LINE
Check for continuity between the Green wire terminal and groundThere should be continuity at all timesCHARGING COIL LINE
Measure the resistance between the Yellow wire terminalsSTANDARD: 0.11.0
(20C68Fj
Check for continuity between each Yellow wire terminal and groundThere should be no continuityIf all components of the charging system are normal and there are no loose connections at the regulator rectifier connectors, replace the regulatorrectifier unit