Ford Bronco Voltmeter Wiring Diagram - Keyed Ignition Tap & Fuse Block Hookup

This is a simple hand-drawn wiring schematic (digital drawing) showing how to wire an aftermarket voltmeter into a vehicle's electrical system. The voltmeter, drawn as a circle at the upper left, has one terminal going to Ground and the other terminal (in red wire) routed to an auxiliary fuse block. The auxiliary fuse block, shown at lower right with three fuse slots and a power bus, receives its 'fuse block power' feed from a tap on the factory fuse panel labeled 'Tap for keyed ignition,' meaning the voltmeter circuit is powered only when the ignition key is on. A separate square diagram at the bottom center shows a standard automotive relay pin layout with terminals 87 (top), 86 (left), 85 (right), 87a (center), and 30 (bottom), presumably as a reference for related relay wiring. The document contains no wire colors (other than the red power path drawn), no fuse amperage values, no part numbers, and no year/model identification. A reader can learn the basic power routing concept: tap keyed ignition power at the fuse panel, feed an auxiliary fuse block, then supply the voltmeter from that fuse block, with the other voltmeter lead grounded.