System Diagram

WARNING: This page is about a different car, the 2012 Lexus GX 460. However, it is still accessible from the selected car via links, so may be relevant.

MOST NETWORK COMMUNICATION LINE

Fig 1: Identifying Most Network Communication Line System Diagram
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AVC-LAN COMMUNICATION LINE

Fig 2: Identifying AVC-LAN Communication Line System Diagram
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OTHER
1. w/ Rear Seat Entertainment System
  
  Fig 3: Identifying Navigation System w/ Rear Seat Entertainment System Diagram (1 Of 2)
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  Fig 4: Identifying Navigation System w/ Rear Seat Entertainment System Diagram (2 Of 2)
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2. w/o Rear Seat Entertainment System
  
  Fig 5: Identifying Navigation System w/o Rear Seat Entertainment System Diagram (1 Of 2)
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  Fig 6: Identifying Navigation System w/o Rear Seat Entertainment System Diagram (2 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002