1985 ELECTRICAL &VACUUMTROUBLESHOOTINGMANUAL for the ford f-series pickups and broncos
- Introduction & General Information: (Index through Page 4) Includes the index, how to use the manual, how to troubleshoot problems, and electrical symbols
- Grounds: (Pages 5-11) Where the grounds are and what circuits use which grounds
- Fuse Panel & Circuit Protection: (Pages 12 & 13) Shows the fuse panel as well as the value of each fuse and the circuit it protects, the fuse links and their locations.
- Charge & Power Distribution (Gasoline Engines): (Pages 14 - 22) Circuits for the alternator and associated circuits, choke heater, ammeter, starter relay, ignition switch, starter motor, main light or headlight switch, and all of the associated connectors.
- Charge & Power Distribution (Diesel Engines): (Pages 23 - 26) Circuits for the alternator and associated circuits, choke heater, ammeter, starter relay, ignition switch, starter motor, main light or headlight switch, and all of the associated connectors.
- Start & Ignition (Gasoline Engines): (Pages 27 - 46) Covers the ignition switch, coil, distributor, DS-II module, TFI module, battery, starter motor, starter relay, neutral safety switch, & clutch lockout switch.
- Start & Glow Plug Control/Run (Diesel): (Pages 47 - 51) Glow plug power relay, glow plug controller, fuel line heater, fuel shutoff solenoid, engine temperature switch, cold idle solenoid, cold advance switch, batteries, starter relay, starter motor & solenoid, neutral safety switch, clutch interlock switch, glow plugs, & glow plug indicator.
- Carburetor Circuits: (Pages 52 - 55) Includes throttle position solenoid, throttle kicker module, decel throttle kicker solenoid, bowl vent solenoids, choke relay, 7 second relay, 25 second relay, EGR vacuum switch, decel vacuum solenoid, choke heater, vacuum purge solenoid, 10" vacuum switch, & barometric switch.
- Electronic Engine Control: (Pages 56 - 65) Electronic Control Assembly (ECA), EEC power relay time delay, EGR on/off solenoid, Thermactor air diverter solenoid (TAD), Thermactor air bypass solenoid (TAB), feedback control solenoid, carburetor bowl vent solenoid, carburetor dc motor, throttle position sensor (TPS), engine coolant temperature sensor (ECT), manifold absolute pressure sensor (MAP), exhaust gas oxygen sensor, self-test connector (STI), throttle kicker solenoid, EGR vent valve (EGRV), EGR control solenoid (EGRC), coolant temperature sensor (ECT), choke heater, inferred mileage sensor, air charge temperature sensor (ACT), knock sensor (KS), fuel injectors.
- Headlamps: Pages 66 - 69) Main light switch, aka "headlight switch", dimmer switch, high beam indicator, instrument panel wiring illustration, multi-function warning buzzer, extended useful life sensor, and diesel warning lamp module
- Exterior Lamps: (Pages 70 - 77) Main light switch or headlight switch, cab marker lights, park lamps, license lamps, and marker lamps
- Turn, Stop, & Hazard Lamps: (Pages 78 - 80) Turn/Hazard switch, turn signal flasher, hazard flasher, stop lamp switch, turn lamps, stop lamps, turn indicators, and trailer connectors.
- Backup Lamps: (Pages 81 - 82) Turn signal flasher, backup lamp switch, backup lamps, & trailer connector.
- Courtesy, Dome, & Cargo Lamps: (Pages 83 - 86) Main light switch, door jamb switches, glove compartment lamp, engine compartment lamp, instrument panel courtesy lamps, dome lamp, map/dome lamp, cargo lamp, in-line diode
- Instrument Illumination: (Pages 87 & 88) Main light switch, instrument cluster connector with pin-out, instrument cluster illumination, rear window defrost control illumination, heater & A/C controls illumination, windshield wiper/washer control illumination, radio illumination, and ash tray illumination
- Warning Indicators: (Pages 89 - 93) Warning buzzer for ignition key/seat belts/headlamps on, fasten seatbelts indicator, brake warning indicator, extended useful life indicator, extended useful life sensor, parking brake switch, seatbelt switch, dual brake warning switch, & ignition switch, low vacuum warning switch, diesel warning lamp module, overheat indicator, water in fuel indicator, fuel water switch, overheat warning switch
- 4‐Wheel Drive Indicator: (Page 94 & 95) 4-wheel drive indicator, 4-wheel drive switch, differential lockout indicator switch
- Shift Indicator Lamp: (Page 96 & 97) Shift indicator lamp, top gear switch, & connectors C135, C136, & C136A
- Fuel Tank Selector & Gauges (Gas): (Pages 98 - 102) Resistance wire, instrument voltage regulator aka ICVR, instrument cluster, fuel gauge, oil pressure gauge, coolant temperature gauge, tachometer, fuel tank selector switch, fuel gauge sender, fuel tank selector valve solenoid, coolant temperature sender, oil pressure sender, tank selector valve, electric fuel pump, engine speed sensor
- Electric Fuel Pump Control: (Pages 103 - 109) Oil pressure switch, inertia switch, fuel pump cutoff relay, resistance wire, fuel tank unit with pump and sender, in line fuel pump, in tank fuel pump, fuel tank selector switch, in line high pressure fuel pump, coolant temperature sender, oil pressure sender, instrument cluster, fuel gauge, oil pressure gauge, coolant temperature gauge, instrument voltage regulator, front fuel tank unit, rear fuel tank unit
- Fuel Tank Selector & Gauges (Diesel): (Pages 110 - 111) Resistance wire, instrument voltage regulator aka ICVR, instrument cluster, fuel gauge, oil pressure gauge, coolant temperature gauge, tachometer, fuel tank selector switch, fuel gauge sender, fuel tank selector valve solenoid, coolant temperature sender, oil pressure sender, tank selector valve, electric fuel pump, engine speed sensor
- Horn & Cigar Lighter: (Pages 112 & 113) Horn switch, horn relay, cigar lighter, left hand or low pitch horn, right hand or high pitch horn, speed control switch, voltage supply brush,
- Digital Clock: (Pages 114 & 115) Main light switch and digital clock
- Windshield Wiper/Washer: (Pages 116 & 117) Ignition switch, windshield wiper/washer switch, wiper motor assembly, washer pump
- Interval Wiper/Washer: (Pages 118 - 119) Ignition switch, interval windshield wiper/washer switch, interval governor, wiper motor
- Power Windows: (Pages 120 - 122) Master window control, RH front window control, RH front window motor, LH front window motor
- Tailgate Power Window/Rear Window Defrost: (Pages 123 - 126) Driver's tailgate window switch, rear defrost control, tailgate window switch, tailgate window limit switch, tailgate power window motor, rear window defrost grid
- Power Door Locks: (Pages 127 -128) LH door control switch, RH door control switch, LH door lock motor, RH door lock motor
- Power Mirrors: (Pages 129 - 130) Mirror assemblies and included motors, fuses, switches, and testing
- Radio (Stereo): (Pages 131 - 133) Stereo radio, antenna, RH front door speaker, LH front door speaker, RH rear speaker, LH rear speaker
- Trailer Option: (Pages 134 & 135) Trailer electronic brake control and trailer connector
- Vacuum: (Pages 136 - 138) Vacuum symbols, vacuum motor operation, vacuum distribution block, power brake booster, automatic transmission, and troubleshooting tips
- Speed Control: (Pages 139 - 143) Speed control switch, speed control amplifier, control signal brush, stop lamp switch, speed control servo, clutch switch, vacuum dump valve, speed sensor
- Heater: (Page 144) Blower motor, blower motor resistors, blower motor switch
- A/C Heater: (Pages 145- 149) Check valve, vacuum tank, temperature control lever, A/C-Heater function selector vacuum valve, floor-defrost door vacuum motor, panel door vacuum motor, outside-recirculate door vacuum motor, evaporator core, blower motor, blower, outside-recirculate door, temperature blend door, panel door, floor-defrost door, A/C-heater function selector switch, clutch cycling pressure switch, throttle position solenoid, A/C clutch field coil, vacuum solepot, thermal limiter
- Component Testing: (Pages 150 - 156) How to test the main light switch, ignition switch, turn/hazard switch, windshield wiper/washer switch, interval wiper/washer switch, A/C-heater function selector switch, blower switch