2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 152Get this manual
FUEL SYSTEM IPGM-FI)
SUB FUEL TANKFUEL PUMP
INSPECTION
Turn the ignition switch ON, engine stop switch "0and confi rm that the uel pu mp ope rates for few secondsIf th fuel pump does not operate, inspect as Iotlows: Turn the ignition switch OFF
Pull up Ihe rubber boot and disconnect the fue pump 2P (Black) connector
Tu rn the ignition switch ON, engine stop switch "Oft and rnaasure the voltage between the terminals
FUEL PUMP 2P (BLACK) CONNECTOR
(Wire Side of female terminal)
Con nect io n: Violet (+)Green (- )
The re shou ld be battery vo ltage fo few seconds If th ere is battery voltagereplace he sub fuel ank assembly