1990-1991 Ford F-Series/Bronco Wiring Diagram (6 of 10) - Fuse Block & Ignition

This is page 12-47 from Chapter 12 (Chassis electrical system) of a Haynes/Mitchell-sourced repair manual, showing the '1990 and 1991 F-Series/Bronco wiring diagram (6 of 10)' (© 1994 Mitchell International). The diagram traces circuits from the ignition switch (with terminals BATT, P1, P2, I1, I2, A1, A2, ST and positions ACCY/LOCK/OFF/RUN/START) through the fuse block, showing fuse positions and ratings: #1 15A, #4 15A, #5 15A, #6 15A, #8 15A, #9 30A, #10 5A, #11 15A, #12 30A (CB), #14 30A, #15 10A, #16 30A, #17 20A, #18 15A. Wire color codes are labeled throughout (e.g., BLK-LT GRN, RED-LT GRN, LT BLU-RED, PPL-ORG, YEL-LT BLU). Circuits covered include the RABS module, cruise control module, warning indicators, EEC power relay, tailgate window switch (Bronco), electronic shift control module, power door locks, power windows, radio, cigarette lighter, hazard/direction flasher, main light switch with dimmer, headlights, beam select switch, warning chime module (with circuit numbers 640, 14, 158, 159, 450, 85, 57), back-up light switch, oxygen sensor (HEGO), horn relay, and trailer/marker light relay. Gas and diesel variants are distinguished, as are manual/automatic transmission options.