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Wiring Manual

From 1979 Ford Bronco — documented by topsig.

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1979 Ford Bronco - Cover of the Ford 1979 Bronco / F100-350 Electrical & Vacuum Troubleshooting Manual; technician illustration with test equipment and the ma… 1979 Ford Bronco - Introduction page of the 1979 Ford F-100/350 truck and Bronco electrical/vacuum troubleshooting manual; lists the wire color/symbol designa… 1979 Ford Bronco - Ford troubleshooting manual page explaining electrical test tools - unpowered test light, self-powered test light, and jumper wire - with h… 1979 Ford Bronco - Ford manual 'Trouble-Shooting...The Basics' page covering probability/speed/elimination method plus battery, alternator and vacuum-system q… 1979 Ford Bronco - Power-distribution schematic over a pickup cutaway locating charging and ignition/starting-system electrical components. 1979 Ford Bronco - Ford manual Charging System page: how the alternator/voltage regulator/battery circuit works plus quick checks (belt tension, hydrometer >=… 1979 Ford Bronco - Ford manual charging-system diagram plus component location/connector-description table (alternator, voltage regulator, starter relay, spli… 1979 Ford Bronco - Power distribution and charging system wiring schematic (Bronco/F100-350) showing fuse links A-J, junction block, accessory safety relay, a… 1979 Ford Bronco - Wiring schematic (Bronco/F100-350) of the headlight switch, ignition switch and 12-position fuse panel showing circuit feeds to accessories… 1979 Ford Bronco - Ford manual Starting/Ignition System page: starter, starter relay and ignition switch operation plus troubleshooting (jumper red/blue-strip… 1979 Ford Bronco - Ignition system wiring schematic (Ford Duraspark) showing ignition module, coil, distributor, starter relay and engine speed sensor with cr… 1979 Ford Bronco - Exterior lights wiring schematic over a truck body cutaway (Bronco/F-series): headlights, parking/marker/license, turn signals, emergency w… 1979 Ford Bronco - Ford manual Exterior Lighting System page: headlight switch internal circuit breakers and single-lamp/headlight troubleshooting with dimmer… 1979 Ford Bronco - Wiring diagram for the headlights and marker lights showing connectors, grounds, and circuit routing for F100-F350. 1979 Ford Bronco - Wiring diagram routing rear, camper, and running lights through the headlight switch with numbered connectors. 1979 Ford Bronco - Wiring diagram showing marker and rear light circuits with and without the trailer-tow option and headlight switch. 1979 Ford Bronco - Bronco-only exterior lamp wiring: routes from light switch and dimmer switch through front marker lamps and trailer exterior light relay, w… 1979 Ford Bronco - Trailer wiring schematic tying stop light switch, turn signal flasher, emergency warning flasher, and trailer exterior light relay to the c… 1979 Ford Bronco - Backup lamp wiring for Bronco and F-100-350: separate paths for 3-speed/4-speed manual and automatic transmission backup-light switches thr… 1979 Ford Bronco - Wiring diagram for turn-signal and emergency warning lights with a component-location and connector-description table. 1979 Ford Bronco - Turn signal / emergency warning / stop light circuit: fuse 9 (15A) and stop light fuse (15A) feed plunger- and mechanical-type stop switche… 1979 Ford Bronco - Troubleshooting text for turn signals, emergency warning flasher, stop lights, and backup lights: how each circuit works through fuse 9 (15… 1979 Ford Bronco - Cutaway locator drawing of interior lighting components: dome light, vanity mirror, cargo light, instrument illumination, dome/courtesy lig… 1979 Ford Bronco - How-it-works and troubleshooting steps for dome/dome-map (Bronco only)/courtesy lights through fuse 7, plus glove box and cargo light diagn… 1979 Ford Bronco - Glove box and cargo lamp wiring: fuse 7 (15A, gray) feeds the in-line fuse, courtesy lamp switches, vanity mirror, cargo lamp switch, and d… 1979 Ford Bronco - Control and instrument cluster illumination wiring: light switch rheostat feeds fuse 2 to cluster lights; includes troubleshooting steps fo… 1979 Ford Bronco - Cutaway locator for warning lights and gages: ammeter, fuel/water-temp/oil-pressure gages, brake warning, seat belt, 4-wheel-drive indicato… 1979 Ford Bronco - How-it-works and troubleshooting for oil pressure, brake, alternator warning lights and seat belt warning light/buzzer: switch positions, c… 1979 Ford Bronco - Warning-light wiring: dual brake warning switch, oil pressure switch (varies 300/351-400/450 CID locations), seat belt buzzer through fuse… 1979 Ford Bronco - Fuel gage how-it-works and troubleshooting: instrument voltage regulator outputs ~5V pulsating; fuel sender resistance must be 8-66 ohms an… 1979 Ford Bronco - Gage wiring through fuse 5: fuel sender, water temperature sending unit, oil pressure sender, and fuel tank selector valve/solenoid with co… 1979 Ford Bronco - Cutaway locator for accessory systems: AM/FM/CB radio, windshield washer/wipers, speed control actuator and sensor, horn, and Bronco power… 1979 Ford Bronco - Wiring diagram for the horn and fog-lamp circuits showing relays, switches, and connector descriptions. 1979 Ford Bronco - Radio how-it-works and troubleshooting: powered via fuse 10 in RUN/ACCY; AM/AM-FM monaural use one dash speaker, AM/FM multiplex uses door… 1979 Ford Bronco - Radio wiring through fuse 12 (7.5A): AM/AM-FM monaural and AM/FM stereo radio speakers, CB radio choke and microphone, with door/cowl speak… 1979 Ford Bronco - Wiper/washer how-it-works and troubleshooting for conventional and intermittent wipers through fuse 11; lists wire 763 (o/w), 58 (w/o), 56… 1979 Ford Bronco - Wiring diagram for conventional and interval windshield wipers including wiper motor, governor, and circuit paths. 1979 Ford Bronco - Bronco power rear window wiring through fuse 10 and accessory safety relay to dash three-way switch and key-actuated tailgate switch; windo… 1979 Ford Bronco - Cutaway locator for heater/AC and deluxe heater: blower motor, A/C heat function and selector controls, vacuum motors (outside-recirc, wate… 1979 Ford Bronco - Heater-only blower wiring: 4-position blower switch and resistor pack fed through fuse 3 vary motor speed; includes terminal 3/4 diagnostic… 1979 Ford Bronco - Heater/AC electrical wiring: blower motor, compressor clutch coil, de-icing switch, resistor pack through fuse 3; includes blower-speed con… 1979 Ford Bronco - Heater/AC vacuum system operation plus a vacuum motor test chart listing applied vacuum (inches) per function/temperature lever position fo… 1979 Ford Bronco - Vacuum routing schematic for temperature selector valve and a-port selector feeding water valve, outside-recirc, temp blend door, and panel… 1979 Ford Bronco - Vacuum system troubleshooting method (probability, speed, simplicity, elimination, certainty) and tool guide for using a vacuum gauge and R… 1979 Ford Bronco - Vacuum distribution schematic routing engine vacuum to the power brake booster, A/C controls, automatic transmission diaphragm, speed contr… 1979 Ford Bronco - Service-manual page explaining how the power brake booster, automatic transmission vacuum diaphragm and vacuum reserve tank work, with vacu… 1979 Ford Bronco - Speed control wiring/operation page showing the servo, amplifier, speed sensor, switch positions (Off/On/Set/Coast), check valve and vacuum… 1979 Ford Bronco - Fuse block identification chart for Bronco/F-Series listing each fuse position, amp rating, feed wire color and protected circuit, alongsid…