Wiring Diagrams
WARNING: This page is about a different car, the 2004 Toyota 4Runner and 2003 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
For 2003 wiring diagrams, see STARTING/CHARGING in SYSTEM WIRING DIAGRAMS article. For 2004 wiring diagrams, see STARTING/CHARGING in appropriate SYSTEM WIRING DIAGRAMS article.