Written for Toyota dealership mechanics, this factory-published original wiring diagram shows you how to follow the wiring from bumper-to-bumper. It will help you understand connector configurations, and locate and identify circuits, relays, and grounds. You will not find these wiring diagrams in the factory shop manual. This book includes color pages. Although this book is titled as a supplement, it appears to have complete wiring for supercharged models. Buy now for the best electrical information available.
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