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ECM Power Source Circuit: Wiring Diagram

WARNING: This page is about a different car, the 2009 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: ECM Power Source Circuit - Wiring Diagram (1 Of 3)
GTY146093Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: ECM Power Source Circuit - Wiring Diagram (2 Of 3)
GTY121906Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: ECM Power Source Circuit - Wiring Diagram (3 Of 3)
GTY133753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002