July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Rear Window Defogger System Does Not Operate: Wiring Diagram
WARNING: This page is about a different car, the 2007 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Rear Window Defogger System Wiring Diagram