September 30: LEMON manuals is back up on a temporary server! Slowness is possible
Data Link Connector 3: Notes
WARNING: This page is about a different car, the 2010 Lexus IS 350 and 2010 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Data Link Connector 3 - Circuit Diagram (1 Of 2)