Fuel Sub Level Sensor: Inspection

WARNING: This page is about a different car, the 2013 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

Check that the fuel sub level sensor has no damage.

Measure the fuel sub level sensor float position.

Fig 1: Identifying Fuel Sub Level Sensor Float Position (Full, Empty, Datum Points)

Courtesy of SUBARU OF AMERICA, INC.

Float position	Standard
FULL to Datum point (A)	5.31±3.5 mm (0.209±0.138 in)
EMPTY to Datum point (B)	160.6±3.5 mm (6.323±0.138 in)

Measure the resistance between fuel sub level sensor terminals.

Fig 2: Measuring Resistance Between Fuel Sub Level Sensor Terminals 1 And 2

Courtesy of SUBARU OF AMERICA, INC.

Float position	Terminal No.	Standard
FULL (A)	1 and 2	2.0^+0.5_{-1.0 Ω}
EMPTY (B)	1 and 2	62.1±1.0 Ω