July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Control System Wiring Diagram
WARNING: This page is about a different car, the 2007 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Engine Control System - Wiring Diagram (1 Of 2)
Courtesy of MAZDA MOTORS CORP.
Fig 2: Engine Control System - Wiring Diagram (2 Of 2)