Tundra Regular Cab SR5 4WD V8-4.7L (2UZ-FE) (2000)
Four Wheel Drive Indicator Lamp: Testing and Inspection
INSPECT "4Lo / 4Hi", 4WD" INDICATOR LIGHT
a. Remove the center cluster finish panel.
b. Disconnect the connectors from the center cluster integration.
c. "4Lo" indicator:
Ground terminal 3 on the wire harness side connector.
d. "4Hi" indicator:
Ground terminal 2 on the wire harness side connector.