The following wiring diagram and electrical system troubleshooting apply for FJ Cruiser 2007. This manual provides information on the electrical circuits installed on vehicles by dividing them into a circuit for each system. Content: Introduction, How to Use the Manual, Troubleshooting, Abbreviations, Glossary of Terms and Symbols, Relay Locations, Electrical Wiring Routing, System Circuits, Ground Point, Power Source, Connector List, Part Number of Connectors, and Overall Electrical Wiring Diagram.