Fuel Level Sensor (Sender Gauge) Inspection

Remove fuel pump assembly referring to FUEL PUMP REMOVAL AND INSTALLATION .

Use an ohmmeter to confirm that resistance of sender gauge unit changes with change of float position. If measured valve is out of specification, replace fuel sender gauge.

Fuel level sensor specification

FUEL LEVEL SENSOR SPECIFICATION

Float Position		Fuel Meter	Resistance (ohm)
"a"	56.9 mm (2.24 in.)	F	2 - 4
"b"	139.6 mm (5.50 in.)	1/2	29.5 - 35.5
"c"	254.9 mm (10.04 in.)	E	119 - 121

Fig 1: Inspecting Fuel Level Sensor

Courtesy of SUZUKI OF AMERICA CORP.