Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPLYMOUTH1984HORIZON BASE, 1.6 AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 3 (ENGINE CONTROLS - TESTS W/CODES - 2.5L FLEX FUEL)CONNECTOR IDENTIFICATION
1984 Plymouth Horizon Base, 1.6 A
Connector Identification
1984 Plymouth Horizon Base, 1.6 ASECTION Connector Identification
WARNING: This page is about a different car, the 1994 Plymouth Acclaim and 1994 Dodge Spirit. However, it is still accessible from the selected car via links, so may be relevant.
CONNECTOR IDENTIFICATION DIRECTORY
| Connector | See |
|---|---|
| A/C Clutch Relay | Fig 1 |
| Auto Shutdown (ASD) Relay | Fig 2 |
| Camshaft Position Sensor | Fig 3 |
| Crankshaft Position Sensor | Fig 4 |
| Distributor Connector (Harness Side) | Fig 5 |
| Engine Coolant Temperature (ECT) Sensor | Fig 6 |
| Evaporative Purge Solenoid | Fig 7 |
| Flexible Fuel Sensor | Fig 8 |
| Fuel Pump | Fig 9 |
| Fuel Pump Relay | Fig 10 |
| Idle Air Control (IAC) Motor | Fig 11 |
| Intake Air Temperature (IAT) Sensor | Fig 12 |
| Manifold Absolute Pressure (MAP) Sensor | Fig 13 |
| Oxygen Sensor | Fig 14 |
| Powertrain Control Module (PCM) | Fig 15 |
| Radiator Fan Relay | Fig 16 |
| Torque Converter Clutch Solenoid | Fig 17 |
| Throttle Position Sensor (TPS) | Fig 18 |
A/C CLUTCH RELAY CONNECTOR TERMINAL ID
| Terminal | Wire Color | Function |
|---|---|---|
| A | Light Green | Radiator Fan Relay Output |
| B | Red | Fused Battery Voltage |
| C | Dark Blue/Orange | Control |
| D | Dark Green/Black | Output |
ASD RELAY CONNECTOR TERMINAL ID
| Terminal | Wire Color | Function |
|---|---|---|
| A | Dark Blue | Fused Ignition Switch Output |
| B | Red/White | Fused Battery Voltage |
| C | Dark Blue/Yellow | Control |
| D | Dark Green/Orange | Output |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.