2006-2009 Honda TRX680 (TRX 680 FA-FGA) Factory Service Manual, Page 154Get this manual
FUEL SYSTEM (PGM -FI) Connect the fuel hose and fuel vapor return hose to the sub fuel tankfuel pump
Connect the fue feed hose (pag 633)Connect the fuel pump 2P BI(lck) co nnector
FUEL PUMP RELAY
INSPECTION
Remove the battery and battery case (pag 206)Disco nnect he relay odule BP (Grayconnector
Con nect an ohmmeter to the 8P (Grayco necto of
the module side connecto terminals
RELAY MODULE SP (GRAY) CONNECTOR