Fuel pump relay

[Raga]

Hello everyone i have a nissan march k11 year 2000 since 2002. I have a fuel pump relay problem theres black yellow wire from the relay go to the ecu box,grey wire go to the fuel pump and theres are 2 brown wires on the relay too where they are attached together and where the two goes? Both on the fuse box? Fuel pump relay is the blue one