Contents Wiring diagrams Section: Electrical Component Locations All sections

Electrical Component Locator: Other Mercury Cougar VIII

BUZZERS, RELAYS & TIMERS

ComponentComponent Location
A/C Wide Open Throttle (WOT) RelayLeft front corner of engine compartment, in battery junction box.
Anti-Theft Flasher RelayOn base of right "A" pillar. (Схема №1)
Courtesy Lamp RelayUnder left side of dash, on central junction box.
Daytime Running Lamps (DRL) RelayLeft front corner of engine compartment, in battery junction box.
Engine Cooling Fan RelayLeft front corner of engine compartment, in battery junction box.
Fog Lamp RelayBehind left side of dash.
Fuel Pump RelayLeft front corner of engine compartment, in battery junction box.
Heater Blower RelayUnder left side of dash, on central junction box.
High Beam RelayLeft front corner of engine compartment, in battery junction box.
High Speed Engine Cooling Fan RelayLeft front corner of engine compartment, in battery junction box.
Horn RelayLeft front corner of engine compartment, in battery junction box.
Ignition RelayUnder left side of dash, on central junction box.
Low Beam RelayLeft front corner of engine compartment, in battery junction box.
One Touch Window RelayFront of left front door.
PCM Power RelayLeft front corner of engine compartment, in battery junction box.
Rear Window Defrost RelayUnder left side of dash, in central junction box.
Sliding Roof RelayAt center of windshield header.
Starter RelayLeft front corner of engine compartment, in battery junction box.
Tailgate Ajar Relay No. 1Behind right side of dash.
Tailgate Ajar Relay No. 2Behind right side of dash.
Turn Signal RelayOn top of steering column.
Windshield Wiper RelayUnder left side of dash, on central junction box.

BUZZERS, RELAYS & TIMERS

CIRCUIT PROTECTION DEVICES

ComponentComponent Location
A/C Compressor Clutch DiodeLeft front corner of engine compartment, in battery junction box.
Battery Junction BoxLeft front corner of engine compartment.
Central Junction BoxUnder left side of dash.
Ignition Relay DiodeUnder left side of dash, on central junction box.
Starter Relay DiodeLeft front corner of engine compartment, in battery junction box.

CIRCUIT PROTECTION DEVICES

CONTROL UNITS

ComponentComponent Location
ABS Control ModuleIn left rear of engine compartment, near brake booster.
Air Bag Diagnostic MonitorBehind left side of dash, on steering column. (Схема №2)
Anti-Theft/Central Locking ModuleOn center of right "A" pillar. (Схема №1)
Belt Minder ModuleBehind left side of dash.
Central Timer ModuleUnder left side of dash, on central junction box.
Driver Air Bag Module & Sliding ContactOn top of steering column. (Схема №2)
Fuel Pump Driver ModuleRear of left "B" pillar, behind interior trim panel.
Fuel Tank UnitUnder center of rear seat, on fuel tank.
Instrument Interface ModuleBehind left side of dash.
Intake Manifold Runner Control (IMRC) Module (2.5L)On top of engine. (Схема №3)
Passive Anti-Theft Transceiver ModuleOn top of steering column. (Схема №2)
Powertrain Control ModuleIn right rear corner of engine compartment, behind power steering reservoir.
Side Air Bag ModuleAt the respective side of each front seat.
Speed Control ModuleIn left rear corner of engine compartment, near strut tower.

CONTROL UNITS

MOTORS

ComponentComponent Location
Air Temperature ActuatorBehind center of dash.
Camshaft Timing Actuator (2.0L)On top side, front of engine. (Схема №4)
Door Lock Motor (4)In each respective door.
Engine Cooling Fan MotorLeft front of engine compartment.
Heater Blower MotorUnder right side of dash, behind glove box.
Power Window Motor (4)In each respective door.
Second Cooling Fan MotorRight front of engine compartment.
Sliding Roof MotorAt center of windshield header.
Tailgate MotorIn center rear of luggage compartment.
Two-Way Washer Pump MotorIn washer fluid reservoir, near right front wheelwell.
Windshield Wiper MotorUnder left side of upper shroud.

MOTORS

SENDING UNITS & SENSORS

ComponentComponent Location
Air Charge Temperature Sensor (2.5L)On air cleaner housing assembly. (Схема №5)
Brake Pad SensorOn each respective brake caliper.
Camshaft Position Sensor (2.0L)On cylinder head, upper left rear of engine. (Схема №6)
Camshaft Position Sensor (2.5L)On front of engine. (Схема №7)
Coolant Temperature Sensor (2.0L)On left rear of engine. (Схема №6)
Coolant Temperature Sensor (2.5L)On right rear of engine. (Схема №3)
Crankshaft Position Sensor (2.0L)On lower left rear of engine. (Схема №6)
Crankshaft Position Sensor (2.5L)On lower front of engine. (Схема №7)
Engine Coolant Temperature (ECT) Sensor (2.0L)Upper left rear of engine. (Схема №6)
Engine Coolant Temperature (ECT) Sensor (2.5L)Upper right rear of engine. (Схема №3)
Exhaust Pressure Transducer (EPT) Sensor (2.5L)On right rear of engine. (Схема №3)
Fuel Rail Pressure Transducer Sensor (2.0L)On front center of engine.
Fuel Rail Pressure Transducer Sensor (2.5L)On top rear of engine.
Fuel Tank Pressure Transducer SensorOn fuel tank.
Heated Oxygen Sensor (HO2S) (Front No. 11) (2.0L)On left side of engine, in exhaust manifold.
Headed Oxygen Sensor (HO2S) (Front No. 11) (2.5L)On right side of engine, in exhaust manifold.
Heated Oxygen Sensor (HO2S) (Front No. 21) (2.5L)On left side of engine, in exhaust manifold. (Схема №7)
Heated Oxygen Sensor (HO2S) (Rear No. 12) (2.0L)On left side of engine, in exhaust, behind converter.
Heated Oxygen Sensor (HO2S) (Rear No. 12) (2.5L)On right side of engine, in exhaust, behind converter.
Heated Oxygen Sensor (HO2S) (Rear No. 22) (2.5L)On left side of engine, in exhaust, behind converter.
Ice Warning SensorOn front center of engine compartment.
Knock Sensor (2.0L)On right side of engine. (Схема №4)
Knock Sensor (2.5L)On right rear of engine.
Mass Airflow Sensor (2.0L)On air cleaner housing assembly. (Схема №8)
Mass Airflow Sensor (2.5L)On air cleaner housing assembly. (Схема №5)
Side Air Bag SensorsUnder the respective front seat.
Throttle Position Sensor (TPS) (2.0L)On throttle body. (Схема №4)
Throttle Position Sensor (TPS) (2.5L)On throttle body.
Transmission Range SensorOn transmission, at rear of engine.
Turbine Shaft Speed SensorLower left rear of engine compartment, on transmission.
Vehicle Speed Sensor (VSS) (2.0L)On lower rear of transaxle.
Vehicle Speed Sensor (VSS) (2.5L)On right side of transaxle. (Схема №3)
Wheel Speed Sensor (Left Front)On left front wheel spindle.
Wheel Speed Sensor (Left Rear)On left rear backing plate.
Wheel Speed Sensor (Right Front)On right front wheel spindle.
Wheel Speed Sensor (Right Rear)On right rear backing plate.

SENDING UNITS & SENSORS

SOLENOIDS & SOLENOID VALVES

ComponentComponent Location
Electronic Vacuum Regulator (EVR) Solenoid Valve (2.5L)On top center of engine. (Схема №3)
Evaporative Emission (EVAP) Canister Purge Solenoid ValveOn right rear of engine compartment.
Evaporative Emission (EVAP) Canister Vent ValveCenter of rear luggage compartment, on fuel tank.
Idle Speed Control Valve (2.0L)On upper right side of engine. (Схема №4)
Idle Speed Control Valve (2.5L)On upper right side of engine. (Схема №3)
Key Removal Inhibit SolenoidOn top of steering column. (Схема №2)

SOLENOIDS & SOLENOID VALVES

SWITCHES

ComponentComponent Location
A/C Compressor Cycling SwitchIn left front of engine compartment.
Brake Fluid Level SwitchIn left rear of engine compartment.
Brake Pedal Position SwitchUnder left side of dash, on brake pedal support.
Clutch Pedal Position Switch (M/T)Under left side of dash, on clutch pedal support.
Dual Pressure SwitchIn right front of engine compartment, on A/C line.
Ignition SwitchOn top of steering column. (Схема №2)
Inertia Fuel Shut-Off SwitchBehind left kick panel. (Схема №9)
Low Coolant Level SwitchIn right front corner of engine compartment, in coolant reservoir.
Multi-Function SwitchOn top portion of steering column. (Схема №2)
Oil Pressure Switch (2.0L)On right side of engine. (Схема №4)
Oil Pressure Switch (2.5L)On left side of engine. (Схема №7)
Park Brake SwitchAt base of parking brake lever.
Park/Neutral Position Switch (A/T)In left side of engine compartment, on top of transaxle.
Power Steering Pressure Switch (2.0L)On left front of engine.
Power Steering Pressure Switch (2.5L)On right front of engine. (Схема №7)
Seat Belt Buckle SwitchIn driver's seat belt buckle.
Start Inhibit SwitchOn clutch pedal support.
Stoplamp SwitchOn bracket, above brake pedal.
Wiper/Washer SwitchOn right side of steering column (Схема №2)

SWITCHES

MISCELLANEOUS

ComponentComponent Location
BusbarOn left rear of engine compartment.
Data Link Connector (DLC)Under center of dash.
DRL ResistorOn lower left corner of engine compartment.
Engine Cooling Fan ResistorBelow engine cooling fan motor.
Generator (2.0L)On right front of engine. (Схема №4)
Heater Blower Series ResistorUnder right side of dash, near blower motor.
Ignition Transformer (2.0L)On rear of cylinder head. (Схема №6)
Ignition Transformer (2.5L)On right side of engine. (Схема №3)
Ignition Transformer Capacitor (2.0L)On rear of cylinder head. (Схема №6)
Ignition Transformer Capacitor (2.5L)On top right side of engine. (Схема №3)
Temperature Door Variable ResistorBehind center of dash.

MISCELLANEOUS

CONNECTORS

ComponentComponent Location
C58 (Gray, 16 Pin)At bottom of right "A" pillar
C62 (Gray, 14 Pin)Behind left side of dash, near instrument cluster.
C102 (Green, 16 Pin)Behind left side of dash, near instrument cluster.
C120 (2.5L) (12 Pin)On right side of engine. (Схема №7)
C134 (Blue, 16 Pin)At bottom of right "A" pillar.
C140 (Black, 14 Pin)Behind left side of dash, near instrument cluster.
C141 (Blue, 16 Pin)Behind left side of dash, near instrument cluster.
C143 (Brown, 14 Pin)Behind left side of dash, near instrument cluster.
C148 (20 Pin)At center of left "A" pillar.
C149 (20 Pin)At center of right "A" pillar.
C171 (Gray, 13 Pin)At bottom of right "A" pillar.
C236 (Gray, 8 Pin)In driver side footwell, on accelerator pedal support.
C238 (Green, 14 Pin)Under left side of dash.
C240 (4 Pin)Under left side of dash.
C246 (3 Pin)At left front side of engine compartment.
C272 (2 Pin)At left front side of engine compartment.
C446 (6 Pin)At left side of vehicle rear end.
C447 (6 Pin)At right side of vehicle rear end.
C501 (2 Pin)On transmission.
C1901 (2.0L) (16 Pin)At rear of engine
C1914 (Green, 2 Pin)At right side of vehicle rear end.
C1936 (1 Pin)At front left side of engine compartment.
C1958 (Gray, 4 Pin)At bottom of right "A" pillar.
C1962 (Yellow, 3 Pin)Under driver seat.
C1963 (Yellow, 3 Pin)Under passenger seat.
C2100 (6 Pin)At center of vehicle rear end.
C2109 (Green, 16 Pin)At bottom of right "A" pillar.
C2110 (5 Pin)In left side of luggage compartment, behind rear seats.
C2111 (6 Pin)Under driver seat.
C2113 (2 Pin)In left side of luggage compartment, behind rear seats.
C2114 (Gray, 10 Pin)Behind left side of dash, near instrument cluster.
C2116 (6 Pin)Under passenger seat.
C2117 (Green, 2 Pin)Under driver seat.
C3001 (42 Pin)At rear of engine.
C3003 (2.5L) (Gray, 12 Pin)On right side of engine. (Схема №7)
C9935 (2.5L) (6 Pin)On right side of engine. (Схема №7)

CONNECTORS

GROUNDS

ComponentComponent Location
G1Front left side of engine.
G2At bottom of left "A" pillar.
G3At right side of vehicle rear end.
G4At left side of vehicle rear end.
G5In tailgate.
G6At right side of engine bulkhead.
G7At bottom of right "A" pillar.
G9At center of left "A" pillar.
G10At bottom of right "A" pillar.
G11At lower left rear of engine compartment.
G20At bottom of right "A" pillar.
G22At front left side of engine compartment.
G23At bottom of right "A" pillar.

GROUNDS