Wiring Diagrams — Ford Bronco 1980-1986

Technical Reference

Member-uploaded diagrams & documents for this generation. AI-classified; community-verified where badged.

Wiring Diagrams

• Wiring diagram of the 1996 Bronco and F-Series trailer adapter showing color-coded circuits, C210M brake control and C417M trailer lamp connectors.
• Side-by-side 1994 and 1996 trailer/camper wiring diagrams detailing exterior lamps, brake control and trailer relay circuits.
• Wiring diagram showing the 4WABS bypass for PSOM at gray connector C119 with color-coded pin labels and jumper routing.
• Diagram of the 1992-1996 Bronco tailgate wiring harness routing with numbered connector and component callouts.
• Wiring diagram of the master dash tailgate window switch connector C274 with color-coded pins and a circuit-function table.
• Wiring diagram of the Bronco tailgate window circuit showing color-coded wires, dash and key switches, latch switch and power window motor.
• Wiring and cable-routing diagram for 1992-96 Ford 4.9L battery and starter circuit, showing color-coded cables, connectors, and numbered callouts.
• Wiring diagram of the 1992-96 Ford Bronco fuel pump circuit with color-coded wires, relays, fuses, and labeled connectors.
• Wiring diagram and continuity-test chart for a multi-function switch with color-coded wires
• Wiring diagram of EEC/PCM connectors and pinouts for 1996 F-Series and Bronco engines with circuit notes.
• Color-coded wiring diagram of the 1995 Bronco BOO, turn-signal, flasher and brake-light circuits with connectors.
• Wiring connector diagram for the C913 automatic day/night mirror showing pins 1-3 with backup lamp (BK/PK), ground (BK), and vehicle power (W/P) circuits.
• Wiring diagram of a 1994-96 airbag circuit showing color-coded wires, connectors, diagnostic monitor and fuse routing.
• Anti-lock brake electrical wiring diagram showing control modules, connectors, wire numbers and color codes
• Wiring diagram of 1992-96 Ford F-series power windows showing color-coded circuits, window switches, motors, and door-lock control connectors
• Wiring diagram of the 1995 instrument cluster C250 black and C251 gray connectors with color-coded pins and a circuit function table.
• Wiring diagram of the 1994-97 shift-lock circuit showing the PCM, brake on/off switch, shift lock actuator and color-coded wires.
• User-drawn wiring diagram showing start relay and ignition relay connections: battery to start relay (12V start-only source) and ignition relay (12V key-on source) feeding starter and ignition.
• Simple hand-drawn wiring diagram routing a relay from the battery to the ignition switch and ignition-hot circuit.
• Diesel fuel gauge wiring diagram showing color-coded circuits between fuse panel, instrument cluster, selector valve and tank senders.
• Charging-system wiring diagram showing battery, generator/voltage regulator, fuse link and color-coded circuits.
• Color-coded wiring diagram of an ignition wire kit connecting the ignition switch, coil, distributor, and ignition module.
• Ignition system wiring diagram showing battery, ignition switch, ballast resistor, coil, distributor stator and color-coded ignition module connections.
• Full chassis electrical schematic for 1981 Ford F-Series pickup covering wipers, blower, lighting, fuel gauge, ignition and back-up circuits with wire color codes.
• Full 1981 Ford F-Series pickup chassis wiring schematic (Part 1) covering wipers, blower, lighting, ignition, fuel gauge/sending unit, and turn/marker circuits.
• Wiring diagram showing an intake heat-strip circuit with temperature switch, cab switch and color-coded battery leads.
• Wiring diagram of a vehicle speed-control system showing color-coded wires, connectors, servo and sensor components.
• Two charging-system wiring diagrams (warning-light and ammeter versions) showing alternator, electronic regulator, starter relay and battery with circuit wire color codes.
• Vehicle wiring diagram showing color-coded leads routed to the ignition switch, light switch, gear-select indicator and horn switch.
• Wiring diagrams showing four starter circuit configurations with battery, ignition switch, starter relay and kill switches.
• Wiring diagram with two relays and an SPDT horn switch selecting air or stock horns from constant 12V.
• Wiring diagram for an air horn compressor showing relay pins 85/86/87/30, a 20 amp fuse and 12V source with color-coded wires.
• Manual chassis wiring diagram for 1986 Ford F-Series/Bronco showing lighting, ignition and instrument circuits with color codes.
• Manual chassis wiring diagram for 1987-89 Ford F-Series/Bronco covering gasoline and diesel circuits with color codes.
• Manual chassis wiring diagram for 1987-91 Ford F-Series/Bronco with multifunction switch, lamps and color-coded circuits.
• Manual wiring diagram of the 1985 Ford F-Series/Bronco engine and charging circuits with color-coded wires.
• Manual wiring diagram of the 1985 Ford F-Series/Bronco chassis electrical system with color-coded circuits and connectors.
• Wiring diagram for an ignition wire kit showing coil, distributor and ignition module with color-coded wire routing.
• Wiring diagram of an ignition system showing starter relay, coil, Duraspark module and color-coded wires with voltages.
• Custom headlight upgrade schematic (by Adrianspeeder): constant-12V feed through circuit breakers to high-beam, low-beam and fog-light relays; stock switches tapped at headlight socket; individual fuses per line.
• Wiring diagram for charging and starting showing battery, starter relay, alternator and regulator with color-coded wires.
• Mitchell wiring diagram (7 of 7) for 1987-1989 Ford F-Series/Bronco covering master/individual power window switches, rear/marker lamps, license and fuel-tank senders.
• Mitchell wiring diagram (6 of 7) for 1987-1989 Ford F-Series/Bronco covering door/jamb switches, alternator, instrument cluster, warning lamps and turn signals.
• Mitchell wiring diagram (4 of 7) for 1987-1989 Ford F-Series/Bronco covering distributor/coil, EEC, wiper-washer motor, interval governor and interior lighting circuits.
• Mitchell wiring diagram (5 of 7) for 1987-1989 Ford F-Series/Bronco covering anti-lock brakes, transfer-case speed sensor, blower motor and cruise control circuits.
• Mitchell wiring diagram (3 of 7) for 1987-1989 Ford F-Series/Bronco covering EEC engine management: TPS, knock sensor, clutch cycling switch, injectors and solenoids.
• Ford F-Series/Bronco chassis electrical wiring diagram (sheet 2 of 7) showing color-coded circuits and connectors.
• Mitchell 1987-1989 F-Series/Bronco wiring diagram (sheet 1): alphabetical component-locator index plus battery, starter, alternator and cooling-fan circuits.
• Wiring diagram of a dual-battery setup using a 200 amp solenoid, isolation toggle switch and 10 amp fuse between main and secondary batteries.
• Wiring diagram of a fuel pump circuit showing the ECA, fuel pump relay, inertia switch, bulkhead connector, and wire colors.
• FordFuelInjection.com tailgate power-window wiring diagram (Ryan McCormick 2003) showing master and key-operated tailgate switches, two relays, the window motor and tailgate latch switch with wire colors.
• Rear compartment and accessories wiring diagram for 1981-83 Ford F-Series and Bronco with color-coded circuits.
• Instrument panel and underdash wiring diagram for 1981-83 Ford F-Series and Bronco with color-coded circuits.
• 1981-1983 F-Series/Bronco fuse block & underdash wiring diagram (Mitchell) covering EEC control processor, sensors, solenoids and fuse box circuits with wire color codes.
• Engine compartment wiring diagram for 1981-83 Ford F-Series and Bronco showing alternator, starter, and lamp circuits.
• Instructional diagram of a PMGR starter motor with a color-coded solenoid starter circuit and relay