Contents Wiring diagrams Section: Electrical Component Locations All sections

Electrical Component Locator: Other Ford Aerostar I

BUZZERS, RELAYS, TIMERS

ComponentLocation
A/C WOT Cut-Out RelayOn left front fender panel, on relay block. (Схема №1)
Auxiliary A/C-Heater RelayOn left front fender panel, on relay block. (Схема №1)
Courtesy Lamp RelayBehind left rear quarter panel.
Day/Night Illumination RelayBehind left side of dash, on relay bracket. (Схема №2)
Door Ajar RelayAt bottom of sliding door front pillar, behind interior trim.
Door Lock Control RelayBehind right kick panel.
EEC Power RelayOn left front fender panel, on relay block. (Схема №1)
Fuel Pump RelayOn left front fender panel, on relay block. (Схема №1)
Hazard Flasher RelayOn back of fuse block.
Horn RelayBehind left side of dash, on relay bracket. (Схема №2)
Illuminated Entry TimerOn driver door pillar, behind interior trim. (Схема №3)
Oil Level Sensor RelayBehind left side of dash, on relay bracket. (Схема №2)
Power Door Lock RelayBehind right kick panel.
Relay BlockOn left front fender panel. (Схема №1)
Starter RelayOn left front fender panel. (Схема №1)
Turn Signal Flasher RelayOn bottom left corner of fuse block. (Схема №4)

BUZZERS, RELAYS, TIMERS LOCATION

CIRCUIT PROTECTION DEVICES

ComponentLocation
Circuit Breakers
Cigar Lighter/Power SeatIn fuse block, under left side of dash. (Схема №4)
Power WindowsIn fuse block, under left side of dash. (Схема №4)
Rear WiperBehind top left side of dash, above warning chime module.
Windshield WipersIn fuse block, under left side of dash. (Схема №4)
Fuse Block
(Fuse Block)Under left side of dash. (Схема №4)
(Behind Dash)Under left side of dash. (Схема №2)
Fusible Links
A/C-Heater & Exterior Lights "F" (Brown)On starter relay. (Схема №1)
Charging System
"C" (Brown)On starter relay. (Схема №1)
"K" (Green) (3.0L)On starter relay. (Схема №1)
"H" (Gray) (4.0L)Behind right headlight, in harness.
EEC "E" & "J" (Dark Blue)On starter relay. (Схема №1)
Fuse Block "A" (Black)On starter relay. (Схема №1)
Headlight Switch "A" (Black)On starter relay. (Схема №1)
Ignition Switch "B" (Black)On starter relay. (Схема №1)
Ignition System "G" (Dark Blue)In right rear of engine bay, in engine harness.
Power Locks/Rear Defroster "C" (Brown)On starter relay. (Схема №1)
Trailer Wiring "D" (Dark Blue)On starter relay. (Схема №1)
In-Line FuseBehind left kick panel.

CIRCUIT PROTECTION DEVICES LOCATION

CONTROL UNITS

ComponentLocation
Distributorless Ignition System (DIS) ModuleIn front of blower motor.
Electronic Engine Control (EEC) ModuleOn left side of master cylinder. (Схема №5)
Electronic 4WD ModuleUnder driver seat.
Power Door Lock ModuleNear auxiliary blower switch.
Rear ABS ModuleOn left side of brake pedal support.
TFI Ignition ModuleAt right rear of engine bay, near air cleaner.
Trailer Tow Relay ModuleOn rear of wheelwell.
Warning Chime ModuleBehind right side of instrument cluster. (Схема №2)
Windshield Wipers Interval GovernorBehind top left side of dash. (Схема №2)

CONTROL UNITS LOCATION

SENDING UNITS & SENSORS

ComponentLocation
Air Charge Temperature SensorOn top left of engine, in intake runner. (Схема №7)
Coolant Temperature Sending Unit
Analog Instrument ClusterOn front center of engine. (Схема №7)
Electronic Instrument ClusterBelow throttle position sensor. (Схема №7)
Coolant Temperature Sensor
3.0LAt center front of engine. (Схема №7)
4.0LOn right front of engine, in front of ignition coil.
Differential Speed SensorOn top of rear axle.
Front Axle Speed SensorMounted on transfer case.
Fuel Gauge Sending UnitOn top of fuel tank.
Mass Air Flow Sensor (MAF) SensorOn air intake assembly.
MAP SensorOn center of firewall. (Схема №5)
Oil Level Sensor
3.0LOn right side of oil pan. (Схема №8)
4.0LOn left side of oil pan.
Oil Pressure Sending Unit
3.0LOn back of right cylinder head. (Схема №8)
4.0LAbove oil pan on left front side of engine.
Rear Axle Speed SensorOn transfer case.
Throttle Position Sensor (3.0L)On throttle body. (Схема №7)& (Схема №8).
Variable Reluctance SensorLower right side of engine.
Vehicle Speed Sensor
Automatic & Manual
Manual TransmissionOn left rear of transmission. (Схема №9)
Automatic TransmissionOn left rear of transmission. (Схема №10)
4WDOn left side of transfer case.

SENDING UNITS & SENSORS LOCATION

MOTORS

ComponentLocation
A/C-Heater Blower MotorOn right side of firewall.
Auxiliary A/C-Heater Blower MotorAt left rear quarter panel. (Схема №6)
Door Lock MotorIn respective door.
Fuel Pump MotorIn fuel tank.
Rear Wiper MotorInside liftgate.
Windshield Wiper MotorOn left side of firewall.

MOTORS LOCATION

SOLENOIDS & SOLENOID VALVES

ComponentLocation
Auxiliary A/C-Heater Refrigerant Valve SolenoidOn auxiliary A/C-heater housing, below blower motor. (Схема №6)
Canister Purge SolenoidOn top front of engine, below intake manifold. (Схема №7)
ISC Air By-Pass Solenoid (3.0L)Near throttle body. (Схема №7)& (Схема №8).
Third-Fourth Shift SolenoidOn transmission valve body.
Transfer Case Clutch SolenoidOn left side of transmission.

SOLENOIDS & SOLENOID VALVES LOCATION

SWITCHES

ComponentLocation
A/C Clutch Cycling Pressure SwitchOn accumulator.
Brake/Stoplight SwitchOn bracket above brake pedal.
Clutch (Triple Function) SwitchOn bracket above clutch pedal.
Door Ajar SwitchesOn respective door openings.
Dual Brake Warning SwitchOn master cylinder. (Схема №5)
Fuel Pump Inertia SwitchBehind right kick panel. (Схема №11)
Illuminated Entry SwitchOn front door latch mechanism.
Neutral Safety/Back-Up Light Switch
Manual TransmissionOn left side of transmission. (Схема №9)
Automatic TransmissionOn left side of transmission. (Схема №10)
Power Steering Pressure SwitchOn rack and pinion. (Схема №12)
Seat Belt SwitchIn driver's seat belt buckle.
Steering Wheel Control SwitchOn top center of steering column.

SWITCHES LOCATION

MISCELLANEOUS

ComponentLocation
A/C Compressor DiodeIn A/C compressor clutch wiring harness.
Octane Adjust PlugAbove EEC module.
Parking Brake Diode/ResistorBehind left side of dash, in main harness.
Radio CapacitorNear ignition coil. (Схема №8)
Resistors
Auxiliary A/C-Heater BlowerOn aux. A/C heater, at left rear quarter panel. (Схема №6)
Ignition SuppressionIn left rear of engine bay, in engine harness.
Main A/C-Heater BlowerOn A/C-heater housing near blower motor.
Shorting BarAt front of left fender.
Speed Control AmplifierBehind left side of dash, near main harness.
Test Connectors
Rear ABSBehind left hand side of instrument panel. (Схема №13)
Self-TestNear starter relay. (Схема №1)
Spark Angle Word (SAW) (4.0L)On right side of master cylinder.
Spark Output (SPOUT) (3.0L)On right side of master cylinder.
TachometerAt front left fender on relay bracket.

MISCELLANEOUS LOCATION