80 Series Land Cruiser owners often face wiring shorts and relay failures when installing spotlights. To install spotlights on the 80 Series Land Cruiser, use a dedicated relay connected to the battery with an inline fuse. The relay's control side should connect to the vehicle's high beam circuit or a separate switch.. 80 Series Land Cruiser Wiring Manual This document is the foreword to an electrical wiring diagram manual for Toyota Land Cruiser station wagons from model years FZJ80, HDJ80, and HZJ80. It lists other relevant repair manuals that should be referenced for service specifications and procedures not covered in this wiring diagram manual.
Because LED lights are polarity specific and Toyota's 60 and 80 series headlight circuits are negative switched which reverses polarity when dipping the headlights or going to high beam (which prevents LED's from working) - here is a wiring diagram to allow the circuit to remain polarity specific as LED's require. It does work on my 80, so all the best - the LED inserts are about 1000% better.. Toyota Land Cruiser 80 Series Wiring Guide This document is the foreword to an electrical wiring diagram manual for Toyota Land Cruiser station wagons from model years FZJ80, HDJ80, and HZJ80. It lists other relevant repair manuals that should be referenced for service specifications and procedures not covered in this wiring diagram manual.