WARNING: This page is about a different car, the 2004 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power Distribution Circuit, Access/Standard Cab (1 of 2)
Fig 2: Power Distribution Circuit, Access/Standard Cab (2 of 2)
Fig 3: Power Distribution Circuit, Double Cab (1 of 2)
Fig 4: Power Distribution Circuit, Double Cab (2 of 2)