Forester F4-2.5L SOHC (2004)
Fuel Level Sensor: Description and Operation
Sub-Compartment Sensor
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.