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 MANUALSMERCURY1991TRACER BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSELECTRICAL COMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORCONTROL UNITS
1991 Mercury Tracer Base, 4D Sedan, Automatic
Control Units
1991 Mercury Tracer Base, 4D Sedan, AutomaticSECTION Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| A/T Control Module | Behind left side of instrument panel. See Figure . |
| Electronic Distributorless Ignition System (EDIS) Module (1.9L) | Rear of engine bay fuse block. See Figure . |
| Electronic Engine Control (EEC) Module | Forward of center console. See Figure . |
| Ignition Module (1.8L) | Rear of engine bay fuse block. See Figure . |
| Passive Restraint Module | Under driver's seat. |
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.