WARNING:

Place "NO FIRE" signs near the working area.
Be careful not to spill fuel on the floor.

Set vehicle on the lift.
Disconnect battery ground cable.

Fig 1: Disconnecting Battery Ground Cable
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Lift-up the vehicle.
Remove front right side fuel tank cover.

Fig 2: Locating Front Right Side Fuel Tank Cover Bolts
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Drain fuel from fuel tank.
Set a container under the vehicle and remove drain plug from fuel tank.

Fig 3: Locating Drain Plug
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Tighten fuel drain plug and install front right side tank cover.
NOTE: Replace a gasket with a new one.

Tightening torque: 26 N.m (2.65 kgf-m, 19.2 ft-lb)

Fig 4: Locating Drain Plug
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Tightening torque: 18 N.m (1.8 kgf-m, 13.0 ft-lb)

Fig 5: Locating Front Right Side Fuel Tank Cover Bolts
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Lower the vehicle.
Remove sub service hole cover.

Fig 6: Identifying Sub Service Hole Cover
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Disconnect connector from fuel sub level sensor.

Fig 7: Disconnecting Connector From Fuel Sub Level Sensor
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Disconnect fuel jet pump hose.

Fig 8: Disconnecting Fuel Jet Pump Hose
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Remove fuel sub level sensor.

Fig 9: Identifying Fuel Sub Level Sensor
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Drain fuel from fuel tank by using hand pump.
WARNING: Do not use a motor pump when draining fuel.
After draining fuel, reinstall fuel sub level sensor.
Tightening torque: T: 4.4 N.m (0.45 kgf-m, 3.3 ft-lb)

Fig 10: Identifying Fuel Sub Level Sensor
Courtesy of SUBARU OF AMERICA, INC.