Tundra 2WD V6-4.0L (1GR-FE) (2005)
Low Fuel Lamp/Indicator: Testing and Inspection
INSPECT FUEL LEVEL WARNING LIGHT
a. Disconnect the connector from the sender gauge.
b. Connect terminals 1 and 3 of the wire harness side connector.
c. Turn the ignition switch ON, and check that the warning light lights up.
If the warning light does not light up, inspect the bulb or wire harness.
INSPECT FUEL LEVEL WARNING SWITCH
a. Apply battery voltage between terminals 1 and 3 through a 3.4 W test bulb, and check that the bulb lights up.
HINT: It will take a short time for the bulb to light up.
b. Submerge the switch in fuel, and check that the bulb turns off.
If operation is not as specified, replace the sender gauge.