Disconnect the fuel cut-off relay 4P connector, then remove the fuel cut-off relay.
Connect the ohmmeter to the fuel cut-off relay connector terminals.
Connection: Black/white - Brown.
Connect the 12-V battery to the following fuel cut-off relay connector terminals.
Connection: Brown/black - Black/white.
There should be continuity only when the 12-V battery is connected.
If there is no continuity when the 12-V battery is connected, replace the fuel cut-off relay.