Toyota 2009 Tundra Owner's Manual page 558

5-1. Essential information
Type B
Emergency towing procedure
n
The engine switch must be in the ACC (engine off) or the ON
(engine running) position.
4WD models: Put the front wheel drive control switch in 2WD.
Put the shift lever in N.
Release the parking brake.
CAUTION
n Caution while towing
Use extreme caution when towing the vehicle.
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Avoid sudden starts or erratic driving maneuvers which place excessive
stress on the emergency towing eyelet and the cables or chains.
If the engine is not running, the power assist for the brakes and steering
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will not function, making steering and braking more difficult.
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Towing eyelet