Electrical Diagrams – Engine:

 1984 2.8L Engine Wiring Diagram (.JPG) or (.PDF)

 1984 2.0L & 2.3L Engine Wiring Diagram (.JPG) or (.PDF)

 1984 Diesel Engine Wiring Diagram (.JPG) or (.PDF)

 1985 2.3L Engine Wiring Diagram (.JPG) or (.PDF)

 1985 2.3L Engine Wiring Diagram – California (.JPG) or (.PDF)

 1985 2.0L & 2.3L w/o EEC Engine Wiring Diagram (.JPG) or (.PDF)

 1985 2.8L Engine Wiring Diagram (.JPG) or (.PDF)

 1985 Body & Fuel Systems (.JPG) or (.PDF)

 1986 2.3L & 2.9L Engine Wiring Diagram (.JPG) or (.PDF)

 1986 2.0L Engine Wiring Diagram (.JPG) or (.PDF)

 1986 Diesel Engine Wiring Diagram (.JPG) or (.PDF)

 1987 2.0L Engine Wiring Diagram (.JPG) or (.PDF)

 1987 2.3L & 2.9L Engine Wiring Diagram (.JPG) or (.PDF)

 1987 Diesel Engine Wiring Diagram (.JPG) or (.PDF)

 1988 2.3L & 2.9L Engine Wiring Diagram (.JPG) or (.PDF)

 1989 2.3L & 2.9L Engine Wiring Diagram (.JPG) or (.PDF)

– – – – –

 1990 2.3L Engine Wiring Diagram (.JPG) or (.PDF)

 1990 4.0L Engine Wiring Diagram (.JPG) or (.PDF)

Wiring Diagram – Charging System

Charging System – 1984-1985

Wiring Diagrams – Radio

Radio Wiring Diagram – Typical 1-of-2

Radio Wiring Diagram – Typical 2-of-2

1990 Bronco II Base Radio Wiring Diagram

1990 Bronco II Premium Radio Wiring Diagram

Wiring Diagram – Body

 1984 Bronco II Body Wiring Diagram (.JPG) or (.PDF)

 1985 Bronco II Body Wiring Diagram (.JPG) or (.PDF)

 1986 Bronco II Body Wiring Diagram (.JPG) or (.PDF)

 1987 Bronco II Body Wiring Diagram (.JPG) or (.PDF)

 1988 Bronco II Body Diagram #1 (.JPG) or (.PDF)

 1988 Bronco II Body Diagram #2 (.JPG) or (.PDF)

 1988 Bronco II Body Diagram #3 (.JPG) or (.PDF)

 1988 Bronco II Body Diagram #4 (.JPG) 

 1989 Bronco II Body Wiring Diagram (.JPG) or (.PDF)

 1990 Bronco II Body Wiring Diagram (.JPG) or (.PDF)

About The Author

Jim Oaks is a longtime Ford truck and SUV enthusiast and the founder of The Ranger Station and Bronco II Corral. With decades of hands-on experience, he writes both technical and non-technical articles covering the Ford Bronco II, including mechanical systems, factory engineering, common upgrades, and detailed feature vehicle write-ups.

In addition to technical content, Jim documents Bronco II history, rare factory and aftermarket models, production details, and original Ford marketing materials. His work is based on firsthand experience, original documentation, and long-term involvement in the Ford enthusiast community.

Through his sites, Jim has built comprehensive reference libraries that serve owners, builders, restorers, collectors, and historians, helping preserve the Bronco II’s technical knowledge and historical significance.