Wiring Diagrams — Ford Bronco 1980-1986

Technical Reference

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

Wiring Diagrams

• 1996 Ford Bronco & F-Series Trailer Wiring Diagram - 7-Pin Connector Pinout
  This document is a factory-style trailer adapter wiring diagram for the 1996 Ford Bronco and F-Series trucks. It maps the complete trailer towing electrical system, including the trailer marker lamps relay, trailer…
• 1994 & 1996 Ford F-Series/Bronco Trailer Camper Wiring Diagram - Tow Package
  This document is a two-page Ford factory-style wiring diagram covering Trailer/Camper Wiring for 1994 (left page) and 1996 (right page) full-size Ford trucks (F-Series and Bronco, with notes such as 'F-SERIES ONLY' and…
• Ford 4WABS Bypass for PSOM - ABS Module Connector C119 Wiring Diagram
  This document is a hand-annotated wiring diagram titled "4WABS Bypass for PSOM," showing the connector face of the Ford Anti-Lock Brake Electronic Control Module (part designation 12A581), gray connector C119. Every…
• 1992-1996 Ford Bronco Tailgate Wiring Harness Routing Diagram
  This document is an illustrated diagram titled "'92-96 Bronco Tailgate Wiring Harness," showing the routing and mounting of the tailgate wiring harness on 1992-1996 Ford Broncos. The left illustration shows the harness…
• Ford Bronco Master Dash Tailgate Window Switch Wiring - C274 Connector Pinout
  This document is a connector pinout diagram for the master (dash-mounted) tailgate window switch, identified as connector C274 (gray). It shows a graphical representation of the 5-pin switch connector with the wire…
• Ford Bronco Tailgate Window Wiring Diagram - Circuit, Connectors & Wire Colors
  This document is a wiring diagram for the Ford Bronco tailgate power window circuit. It traces power from the fuse panel (fuse 12, a 20A circuit breaker, hot at all times) and from the power windows circuit (hot in ACC…
• 1992-96 Ford 4.9L Battery & Starter Cable Routing Diagram (Bronco/F-Series)
  This document is an exploded/illustrated parts diagram showing the battery and starter wiring arrangement for 1992–1996 Ford trucks equipped with the 4.9L engine. The main illustration depicts the battery, battery…
• 1992-96 Ford Bronco Fuel Pump Wiring Diagram - Relay, Inertia Switch, EEC
  This is a wiring diagram for the fuel pump circuit on 1992–1996 Ford Broncos. It shows power distribution from the engine compartment fuse box: fuse U (20A, hot in start or run) and fuses I and O (20A each, hot at all…
• 1992-Up Ford Multifunction Switch (MFS) Testing - Terminal Pinout & Ohm Values
  This document is a testing reference for the 1992-and-up Ford multifunction switch (MFS), the steering-column-mounted switch controlling turn signals, hazard flashers, headlight dimmer/flash-to-pass, and windshield…
• 1996 Ford F-Series/Bronco EEC/PCM Connector Pinout Diagram – 4.9L 5.0L 5.8L
  This document is a wiring/connector reference diagram titled "'96 F-Series/Bronco EEC/PCM Connectors," covering the 4.9L inline six, 5.0L V8, and 5.8L V8 engines in 1996 Ford F-Series trucks and Broncos. For each…
• 1995 Ford Bronco BOO Brake Switch & Turn Signal Wiring Diagram (Stop Lamps)
  This is a color-coded wiring diagram titled "'95 Bronco BOO" covering the Brake On/Off (BOO) switch, turn signal, hazard, and stop lamp circuits on a 1995 Ford Bronco. Power originates from two 15A fuses in the fuse…
• Ford C913 Connector Pinout - Automatic Day/Night Mirror Wiring Diagram
  This document is a connector pinout diagram for Ford connector C913 (a black connector) serving the Automatic Day/Night Mirror. It shows a 3-pin connector drawn face-on with pins numbered 1, 2, and 3 from left to…
• 1994-1996 Ford Bronco/F-150 Airbag Circuit Wiring Diagram - SRS Sensors & Pins
  This document is a wiring diagram titled "'94-96 Airbag Circuit," covering the supplemental restraint (air bag) system for 1994-1996 Ford trucks. It shows the Air Bag Diagnostic Monitor with its pin assignments and…
• Ford Bronco 4WABS Anti-Lock Brake Wiring Diagram - Connector Pinouts C119 C121
  This document is a detailed wiring diagram for the Ford 4WABS (four-wheel anti-lock brake system). It maps the complete circuit from power sources (fuse panel fuse 17 10A and fuse 13 15A, plus engine compartment fuse…
• 1992-96 Ford F-Series Power Window Wiring Diagram (& '97 >8500 GVWR)
  This is a hand-annotated wiring diagram for the power window system on 1992-96 Ford F-series trucks (and 1997 models over 8500 GVWR), explicitly excluding Crew Cab models. Power originates at fuse panel position 14, a…
• 1995 Ford Bronco/F-Series Instrument Cluster Pinout - C250 & C251 Connectors
  This document is a pinout reference for the 1995 ("'95") instrument cluster connectors, showing the two connectors on the back of the gauge cluster: C250 (black) and C251 (gray). Each connector is illustrated with its…
• 1994-1997 Ford Shift Lock Actuator Wiring Diagram - BOO Switch & Circuit 511
  This document is a wiring diagram for the shift lock (brake-shift interlock) system on 1994–1997 Ford trucks, drawn/annotated by Steve83. It shows two power feeds from the fuse panel: fuse 18 (10A, hot in run)…
• 1985 Ford Bronco Ignition & Starter Relay Wiring Diagram - Battery to Ignition
  This is a simple hand-drawn (computer-drafted) wiring diagram, uploaded as "Ignition Diagram.jpg" for a 1985 Ford Bronco, showing a two-relay starting and ignition circuit. It depicts a BATTERY with its negative…
• Ford Bronco Ignition Relay Wiring Diagram - Battery to Ignition Switch
  This is a simple hand-drawn wiring diagram (drawn in a computer drawing program) uploaded to illustrate an ignition relay setup, filed under a 1985 Ford Bronco. The diagram shows four labeled elements: a battery (with…
• Ford Diesel Dual Fuel Tank Gauge & Selector Valve Wiring Diagram
  This document is a wiring diagram titled 'Diesel Fuel Gauge' showing the dual fuel tank gauge and tank-selection circuit for a Ford diesel truck. Power comes from two fuse panel circuits — a 15A fuse (hot in ACC or…
• 1995 Ford Bronco Charging System Wiring Diagram - Alternator & Regulator
  This is page 12-1, "Charging System," from the 1995 Ford Bronco electrical/vacuum troubleshooting manual (EVTM). It presents the complete charging system wiring diagram, showing the battery, generator/voltage regulator…
• Ford Duraspark Ignition Wiring Diagram - Module D9VZ-12A199-AX Wire Colors
  This document is a wiring schematic for a Ford Duraspark ignition system. It shows how the ignition switch (with S, R, and S terminals) connects through a wiring kit (part number D9VZ-12A199-AK) to the ignition coil…
• Ford Duraspark Ignition Module Wiring Diagram - 1982 Bronco Wire Colors
  This document is a schematic wiring diagram for a Ford Duraspark-style breakerless ignition system, showing the ignition module, distributor, ignition coil, ballast resistor, ignition switch, and battery. The ignition…
• 1981 Ford F-Series/Bronco Wiring Diagram Part 1 - Fuse Box & Wire Colors
  This document is page 12-19 from Chapter 12 (Chassis electrical system) of a repair manual, showing Part 1 of the full-chassis wiring diagram for the 1981 Ford F-Series Pick-up. The diagram traces circuits and wire…
• 1981 Ford F-Series Wiring Diagram Part 1 - Fuse Box, Lights & Ignition Circuits
  This document is a scanned page (12-19) from Chapter 12, "Chassis electrical system," of an automotive repair manual, showing the wiring diagram titled "1981 F-Series Pick-up - Part 1." The schematic covers the…
• Intake Manifold Heat Strip Wiring Diagram - Temp Switch & Cab Switch Circuit
  This is a simple, hand-drawn wiring diagram for an intake manifold heat strip (intake heater) circuit, uploaded to a 1981 Ford Bronco gallery under the filename "Intake heat.jpg." The diagram shows four components: an…
• 1986 Ford Bronco Speed Control (Cruise) Wiring Diagram - Servo & Amplifier
  This is a photographed page from a Ford wiring diagram manual (EVTM-style) showing the speed control (cruise control) system schematic, filed by the uploader for a 1986 Ford Bronco. The diagram traces power from a…
• Ford Charging System Wiring Diagram - Electronic Regulator, Warning Light & Ammeter
  This is page 171 of a printed automotive service manual showing two charging system wiring diagrams. Figure 5.13 depicts a charging system with an electronic voltage regulator and a warning light indicator (referencing…
• Ford Wiring Diagram - Ignition Switch, Light Switch & Horn Wire Colors
  This document is a close-up photograph of a section of a Ford factory-style wiring diagram, apparently from a printed shop manual or wiring schematic sheet. The visible portion covers the instrument panel and steering…
• Ford Bronco Kill Switch Wiring Diagram - Hella Battery Switch, Starter Circuit
  This document is a four-panel wiring diagram set (watermarked "Steve83") showing how to wire a Hella battery kill switch into a vehicle's starter circuit. The first panel, "STOCK STARTER CIRCUIT," shows the factory…
• Dual Horn Wiring Diagram - Air Horns & Stock Horns with Relays & SPDT Switch
  This is a hand-drawn wiring diagram (created in a basic drawing program) showing how to wire dual horn systems — aftermarket air horns and factory stock horns — on one vehicle using two relays and a selector switch. A…
• Ford Bronco Air Horn Compressor Relay Wiring Diagram - Pins 30/85/86/87, 20A Fuse
  This document is a hand-drawn (computer-sketched) aftermarket horn/air compressor wiring diagram uploaded to a 1986 Ford Bronco gallery. It shows how to wire a new relay to control a compressor (likely for an air horn)…
• 1986 Ford Bronco & F-Series Wiring Diagram Part 1 - Chassis Electrical, Fuses
  This is page 12-29 from Chapter 12 (Chassis electrical system) of a Haynes-style repair manual, showing Part 1 of the chassis wiring diagram for the 1986 Ford F-Series Pick-up and Bronco. The diagram traces circuits…
• 1987-89 Ford F-Series & Bronco Wiring Diagram - Starting, Charging, Wipers
  This is page 12-49 from Chapter 12 (Chassis electrical system) of a repair manual, showing chassis wiring diagrams for 1987-89 Ford F-Series trucks and Bronco. The page contains five schematic diagrams. The top-left…
• 1987-91 Ford F-Series & Bronco Chassis Wiring Diagram - Exterior Lights
  This is page 12-50 from Chapter 12 (Chassis electrical system) of a Haynes-style repair manual, showing a chassis wiring diagram captioned "Chassis wiring - 1987-91 F-Series and Bronco." The diagram covers exterior…
• 1985 Ford F-Series & Bronco Wiring Diagram - EEC, Lighting, Alternator (Fig 109)
  This is a scanned page (6-70, Chassis Electrical) from an automotive service manual showing Figure 109, a wiring diagram labeled '1985 F-Series pick-up and Bronco, section two.' The schematic covers the front lighting…
• 1985 Ford F-Series & Bronco Wiring Diagram - Chassis Electrical, Fuse Box (6-69)
  This is a scanned page (6-69) from a chassis electrical section of an automotive service manual, showing Figure 108: the wiring diagram for the 1985 Ford F-Series pickup and Bronco, section one. The diagram traces…
• Ford Duraspark Ignition Wiring Diagram - D9VZ-12A199-AX Module & Wire Kit
  This document is a hand-drawn/scanned wiring schematic for a Ford Duraspark-style electronic ignition system, showing how to wire the D5TZ-12A199-AK wire kit between the ignition switch, ignition coil, D5TZ-12127-FX…
• Ford Duraspark Ignition Module Wiring Diagram - Blue Connector Conversion
  This document is a hand-drawn/computer-drawn wiring diagram, credited to 'MustangSteve' (http://www.mustangsteve.com) and hosted via WWW.FORD-TRUCKS.COM, showing how to wire a Ford Duraspark ignition module (the…
• Relay Controlled Headlights Wiring Diagram - Ford Bronco High/Low Beam & Fog Relays
  This document is a hand-drawn (CAD-style) wiring schematic for converting a vehicle's headlights to relay control, credited "Designed by Adrianspeeder" and uploaded to a 1984 Ford Bronco gallery. It shows a 12V battery…
• 1984 Ford Bronco Simplified Charging & Starting Wiring Diagram - Wire Colors
  This document is a hand-drawn, simplified wiring diagram for the charging and starting system of a Ford vehicle, uploaded to the gallery of a 1984 Ford Bronco. It illustrates the connections between the battery…
• 1987-1989 Ford F-Series/Bronco Wiring Diagram 7 of 7 - Windows, Locks, Fuel, Lights
  This is page 7 of 7 of a Mitchell International (copyright 1994) wiring diagram covering 1987 through 1989 Ford F-Series trucks and Bronco. The page shows body-electrical circuits with full wire color codes: the master…
• 1987-1989 Ford F-Series/Bronco Wiring Diagram 6 of 7 - Instrument Cluster & Fuel
  This is page 12-39 from Chapter 12 (Chassis electrical system) of a repair manual, showing sheet 6 of 7 of the 1987 through 1989 Ford F-Series/Bronco wiring diagram (copyright 1994 Mitchell International). The…
• 1987-1989 Ford F-Series/Bronco Wiring Diagram (4 of 7) - Ignition, Fuse Block
  This is page 12 of a Mitchell International wiring diagram set, labeled '1987 through 1989 F-Series/Bronco wiring diagram (4 of 7)' (copyright 1994). It covers the ignition switch circuit (LOCK/OFF/RUN/ACCY/START…
• 1987-1989 Ford F-Series/Bronco Wiring Diagram 5 of 7 - RABS, 4x4 Shift, Cruise
  This is page 5 of 7 of a Mitchell International (copyright 1994) wiring diagram set covering 1987 through 1989 Ford F-Series trucks and Broncos. The page presents several vehicle electrical systems in schematic form…
• 1987-1989 Ford F-Series/Bronco EEC-IV Wiring Diagram (3 of 7) - ECA Pinout
  This scanned page is sheet 3 of 7 of the 1987 through 1989 Ford F-Series/Bronco wiring diagram set (copyright 1994, Mitchell International). It depicts the EEC-IV engine control system wiring for the 5.0L, 5.8L, and…
• 1987-1989 Ford F-Series/Bronco 4.9L EEC-IV Wiring Diagram (2 of 7) - ECA Pinout
  This is page 12-35 from Chapter 12 (Chassis electrical system) of a repair manual, showing sheet 2 of 7 of the 1987 through 1989 Ford F-Series/Bronco wiring diagram (copyright 1994 Mitchell International). The diagram…
• 1987-1989 Ford F-Series/Bronco Wiring Diagram 1 of 7 - Component Locator
  This is page 12-34 from Chapter 12 (Chassis electrical system) of a Haynes-style repair manual, showing sheet 1 of 7 of the 1987 through 1989 Ford F-Series/Bronco wiring diagram (copyright 1994 Mitchell International)…
• Dual Battery Wiring Diagram - 200 Amp Solenoid & Toggle Switch (Jump/Isolate)
  This document is a hand-drawn/simple schematic wiring diagram for a dual battery setup in a vehicle. It shows a main battery and a secondary battery, both with grounded negative terminals, connected through a 200 Amp…
• Ford Bronco Fuel Pump Wiring Diagram - ECA, Relay, Inertia Switch, Wire Colors
  This document is a simple hand-drawn wiring diagram for a Ford fuel pump circuit, uploaded to a 1980 Ford Bronco gallery. It shows the electrical path from the ECA (Electronic Control Assembly) to the fuel pump. The…
• Ford Bronco Tailgate Power Window Re-Wire Diagram - Relays, 20A Fuse, Wire Colors
  This document is a color-coded wiring diagram (credited "Copyright 2003 Ryan McCormick @ FordFuelInjection.com") showing a re-wired Ford tailgate power window circuit, uploaded as applying to a 1986 Ford Bronco. The…
• 1981-1983 Ford F-Series/Bronco Wiring Diagram - Rear Compartment & Accessories
  This document is page 4 of 4 of a Mitchell International wiring diagram (copyright 1994) covering 1981 through 1983 Ford F-Series trucks and Broncos, focused on the rear compartment and accessory circuits. It shows the…
• 1981-1983 Ford Bronco/F-Series Wiring Diagram - Instrument Panel & Underdash
  This document is page 3 of a 4-part wiring diagram set covering 1981 through 1983 Ford F-Series and Bronco trucks, published by Mitchell International (copyright 1994). It depicts the Instrument Panel and Underdash…
• 1981-1983 Ford F-Series/Bronco Wiring Diagram - Fuse Block & Underdash (2 of 4)
  This document is page 2 of a 4-page wiring diagram set titled 'FUSE BLOCK & UNDERDASH', covering 1981 through 1983 Ford F-Series and Bronco vehicles (Copyright © 1994, Mitchell International). The schematic shows…
• 1981-1983 Ford F-Series & Bronco Wiring Diagram - Engine Compartment (1 of 4)
  This document is page 1 of a 4-page wiring diagram set covering 1981 through 1983 Ford F-Series trucks and Broncos, reproduced from Mitchell International (© 1994). This page depicts the ENGINE COMPARTMENT wiring…
• Ford PMGR Starter Motor Exploded View, Solenoid Circuit & Relay Wiring Diagram
  This reference document illustrates and explains the Ford Permanent Magnet Gear Reduction (PMGR) starter motor and its associated starting circuit. The left panel is a complete exploded view of the PMGR starter with…