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 Ford Windstar BaseFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Anti-Lock Brake Control Module | Under vehicle, attached to hydraulic control unit. |
| Driver Seat Module | Under driver's seat. |
| Front Blower Motor Speed Controller | Behind center of dash. |
| Front Electronic Module | Below left side of dash. See Figure . |
| Heated Seat Module (Driver Side) | Under driver's seat. |
| Heated Seat Module (Passenger Side) | Under passenger's seat. |
| Inlet Manifold Runner Control Module | At top of engine. |
| Occupant Classification Sensor Module | Under passenger's seat. |
| Parking Aid Module | Right rear of vehicle. |
| Passive Anti-Theft Transceiver Module | On steering column. See Figure . |
| Powertrain Control Module (PCM) | Behind right side of dash, through firewall. See Figure . |
| Rear Electronic Module (REM) | At right rear quarterpanel. See Figure . |
| Rear Seat Entertainment Module | In rear seat entertainment console. |
| Remote Keyless Entry Module | Behind center of dash. See Figure . |
| Restraints Control Module | Behind left center of dash. See Figure . |
| Trailer Electronic Brake Control Module | Behind left upper side of dash. |
| Trailer Tow Control Unit | On right "D" pillar. |
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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