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.
2003 Lincoln Aviator AWDFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| ABS Control Module | Left front corner of engine compartment. See Figure . |
| Antenna Gain Module | In right rear of roof. |
| Brake Shift Module | Below center console. |
| Central Security Module | Behind right rear seat. See Figure . |
| Climate Controlled Seat Module (Driver Side) | In bottom of driver seat. See Figure . |
| Climate Controlled Seat Module (Passenger Side) | In bottom of passenger seat. See Figure . |
| Daytime Running Lamps Module | Left rear side of engine compartment. See Figure . |
| Driver Memory Seat Module | In bottom of driver seat. See Figure . |
| EGR System Module | On top center rear of engine. See Figure . |
| Four Wheel Drive Control Module | Below center console. See Figure . |
| Fuel Pump Driver Module | Behind right side of dash. |
| Homelink Module | On front of roof. |
| Intake Manifold Communication Control-Long Short Runner Control Module | On top rear of engine. See Figure . |
| Low Tire Pressure Module | Under right rear passenger seat. See Figure . |
| Navigation Electronic Control Unit Module | Bottom of rear cargo area. See Figure . |
| Parking Aid Module | In right rear of cargo area. See Figure . |
| Powertrain Control Module | At right side of engine firewall. See Figure . |
| Restraints Control Module | Below center console. See Figure . |
| Trailer Electronic Brake Control Module | Behind center of dash. |
| Variable Assist Power Steering Module | Behind right side of dash. See Figure . |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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