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FORD BRONCO -> ELECTRICAL; EEC/PCM, Self-Test, wiring diagrams... -> Electrical and Vacuum Troubleshooting Manual (EVTM) Partial, Bronco and Ford Truck
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Although we initially developed this site for 78-96 Big Broncos, information in many Links also applies to F, E Series & Cars. UPDATE; all Links via web.archive may be down; Copy orig. URL & go to http://replay.waybackmachine.org/ to search for the new archived copy
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Brake Shift Interlock Wiring Diagram in a 92
Source: by Ford via Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Connector Locations in an 84; C101 at batty ground pigtail; C105 at ignition module; C121 below junction block; C128 near dual brake warning switch; C208A attached to instr cluster; C221 at radio noise capacitor near ign. coil; C230 front of eng. near distributor; C311, C321 & C325 LH fender apron near ign. module; C322 at distributor; C323 at ign. module; C327 behind center of IP; C332 fwd of RH side of dash panel; C352 near TPS; C1983 near BAP
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
E4OD Wiring Diagrams
Source: by SeattleFSB (Seattle FSB) at SuperMotors.net
EEC Relay Wiring Diagram in an 89 5.0, 5.8 & 7.5
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
EGR Vacuum Regulator (EVR), Thermactor Air Bypass (TAB) Solenoid (AIRB) & Thermactor Air Diverter (TAD) Solenoid (AIRD) Wiring Diagram in an 89 5.0, 5.8 & 7.5. Diagram #2
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Fuel Pump Relay Wiring Diagram in an 89 5.0, 5.8 & 7.5
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Fusible Link Location in Wiring Diagram in an 89; Fusible Link A-Brown 18ga to Rear Window Defroster; W-Blue 20g to Fuel Pump Relay; N-Blue 20g to EEC Power Relay; F-Blue 20ga to Trailer; Y-Blue 20ga to N.C.; L-Brown 18ga to ?; M-Brown 18ga to ?; G-Blue 20g to Exterior Lamps, Trailer; P-Blue 20ga to ?; & J-Green 14ga to Alternator
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Ground Locations in an 84; G203 RH side of engine; G208 near TPS; G209 forward of RH side of dash panel; G701 behind IP near LH side of radio; G757 front of engine near distributor
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Hazard & Turn Switch Wiring Diagram in an 86
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Ignition Lock Cylinder Adjustment & Switch Pin-Out Diagram & Continuity Testing (Logic Tables) in an 83; "...The following proceedure is from the 1983 Ford Service manual, with a few minor wording changes, but should work for any year. Also included are a couple of illustrations from the same proceedure to help you visualize it..."
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Ignition Troubleshooting & Wiring Diagrams in a 92
Source: by Ford via Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Ignition Wiring Diagrams in an 89
Source: by Ford via Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Manual Lever Position/Transmission Range (MLPS/TR) Sensor Circuit in Ignition Troubleshooting & Wiring Diagrams in a 92
Source: by Ford via Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
No Start, Testing, Overview & Diagram in a 95
Source: by Ford via Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Overview & Wiring Diagrams in an 86; Speed Control on pages 135-139, A/C & Heater on pages 140-145, Radio on pages 127-129
Source: by Ford via Chris B (Blue, bronco boy) at telus.net
Oxygen (O2) Sensor Wiring Diagram in an 89 5.0, 5.8 & 7.5. Diagram #2
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Rear Window Defroster Wiring Diagram (color codes are correct)
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Symbols in Wiring Diagrams
Source: by Steve83 (Steve, That dirty old truck) at SuperMotors.net
Trailer Light Wiring Diagram in an 86
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Vacuum Line Routing Diagram in a 83 351W
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Windshield Wiper Wiring Diagram with interval timer in an 83
Source: by Seabronc (Rosie, Fred W) at Ford Bronco Zone Forums
Wiring Diagrams (Partial, Bronco similar) for F 150 in 86, 89, 91 & 95; EEC, Start/Ignition, EFI/Fuel System, Emissions, E4OD, AOD/C6 (+ clutch interlock switch), MAP, TPS, ECT, ACT, KS) & EGR Valve Position (EVP) from Electrical & Vacuum Troubleshooting Manual (EVTM)
Source: by Ford via Ryan M (Fireguy50) at fordfuelinjection.com
Wiring Diagrams in a 90
Source: by SeattleFSB (Seattle FSB) at SuperMotors.net
Wiring Diagrams in a 94
Source: by Mikey350 at SuperMotors.net
Wiring Diagrams in a 95
Source: by SeattleFSB (Seattle FSB) at SuperMotors.net
Wiring Diagrams in an 89; Ignition, Emission, EFI, Sensors, Fuel Level Sender & Pump, etc.
Source: by SeattleFSB (Seattle FSB) at SuperMotors.net