Subaru LEGACY 2002 Quick Reference Index page 198

Fuel Injection (Fuel System)
F: SUB-COMPARTMENT FUEL LEVEL SENSOR
This sensor detects the level of the fuel in the sub-compartment (the compartment in which the
fuel pump is not located) and acts as part of the fuel transfer line when the jet pump is in operation
to maintain the fuel in both compartments at the same level.
(1) Fuel level sensor (Sub)
(2) Float
FUEL LINE
(1)
(2)
(3) To jet pump
FU-18
(3)
B2H2912B