The Fuel Gauge Indicator Does Not Operate

THE FUEL GAUGE INDICATOR DOES NOT OPERATE

Description

Fuel gauge will not indicate from a certain position.


Diagnosis Procedure


1. CHECK COMBINATION METER INPUT SIGNAL

Perform component function check. Refer to "Component Function Check" Fuel Level Sensor Signal Circuit.
Does monitor value match fuel gauge reading?
YES- GO TO 2.
NO- Replace combination meter. Refer to "Removal and Installation" Service and Repair.

2. CHECK FUEL LEVEL SENSOR UNIT CIRCUITS

Check the fuel level sensor circuits. Refer to "Diagnosis Procedure" Fuel Level Sensor Signal Circuit.
Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness or connectors.

3. CHECK FUEL LEVEL SENSOR UNIT

Perform a unit check for the fuel level sensor unit. Refer to "Component Inspection" Fuel Level Sensor Signal Circuit.
Is the inspection result normal?
YES- GO TO 4.
NO- Replace fuel level sensor unit. Refer to "Removal and Installation" Removal And Installation.

4. CHECK FLOAT INTERFERENCE

Check that the float arm does not interfere with or binds to other components in the fuel tank.
Is the inspection result normal?
YES- Replace combination meter. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace malfunctioning parts.