Tundra Access Cab SR5 4WD V8-4.7L (2UZ-FE) (2001)
Four Wheel Drive Selector Switch: Testing and Inspection
INSPECTION
1. INSPECT 2WD -> 4HI SHIFT
a. Ignition switch ON.
b. Check that the 4HI indicator lights come on when the touch select 2-4 switch is in ON position.
c. Check that the 4HI indicator lights go off when the touch select 2-4 switch is in OFF position.
HINT:
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If the light does not light up, even though the switch has been turned ON, the vehicle should be moved back and forth.
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If switching is not completed after 3 seconds of shift operation, the 4HI indicator light will flash.
2. INSPECT 4HI -> 4LO SHIFT