2008 Honda Aquatrax ARX1500T3/T3D factory service manual, Page 388Get this manual
BATTERYICHARGING SYSTEM
REGULATORIRECTIFIER
SYSTEM INSPECTION
Remove the seats (page 3-51, Disconnect the regulatorlrectifier 5P (Gray) connector, and check it for loose contacts or corroded terminalsIf the charging voltage reading (page 16-7) is out of the specification, check the following at the wire harness side connector:
I Item Battery lcharging
Terminal
lshould register
1 Battery voltage