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.
2007 Mercury Montego Base, AWDFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| ABS Control Module | Left rear of engine compartment. See Figure. |
| CVT Module | Rear of engine. See Figure. |
| Differential Electronic Module (DEM) (Five Hundred/Montego) | Near right rear wheel well. See Figure. |
| Differential Electronic Module (DEM) (Freestyle) | Left side of rear axle. See Figure. |
| Driver Seat Module (W/ Memory & Heated Seats) | In driver's seat bottom. See Figure. |
| Electronic Automatic Temperature Control (EATC) Module (Five Hundred/Montego) | Center of dash. See Figure. |
| Electronic Automatic Temperature Control (EATC) Module (Freestyle) | Center of dash. See Figure. |
| Electronic Throttle Control (ECT) Module | Top rear of engine. See Figure. |
| Front Blower Motor Speed Controller (Freestyle) | Right side of dash. See Figure. |
| Fuel Pump Driver Module (Five Hundred/Montego) | Right "C" pillar. See Figure. |
| Fuel Pump Driver Module (Freestyle) | Right "C" pillar. See Figure. |
| Heated Seat Module, Driver Side Front | In driver seat bottom. See Figure. |
| Heated Seat Module, Passenger Side Front | In bottom of front passenger's seat. See Figure. |
| Parking Aid Module (Freestyle) | Right "C" pillar. See Figure. |
| Parking Aid Module (PAM) (Five Hundred/Montego) | Center front of trunk. See Figure. |
| Passive Anti-Theft Transceiver (Five Hundred/Montego) | Left side of dash. See Figure. |
| Passive Anti-Theft Transceiver (Freestyle) | Left side of dash. See Figure. |
| Powertrain Control Module (PCM) | Right rear of engine compartment. See Figure. |
| Rear Seat Entertainment (RSE) Module (Freestyle) | Center of roof. See Figure. |
| Restraints Control Module (Five Hundred/Montego) | Center of dash. See Figure. |
| Restraints Control Module (Freestyle) | Center of dash. See Figure. |
| Roof Opening Panel Module (Five Hundred/Montego) | Behind headliner, above rear view mirror. See Figure. |
| Roof Opening Panel Module (Freestyle) | Behind headliner, above rear view mirror. See Figure. |
| Safety Canopy Module (Driver) (Five Hundred/Montego) | Left "C" pillar. See Figure. |
| Safety Canopy Module, Driver (Freestyle) | Top of left "D" pillar. See Figure. |
| Safety Canopy Module (Passenger) (Five Hundred/Montego) | Right "C" pillar. See Figure. |
| Side Air Bag Module (Driver) | In bottom left of driver seat. See Figure. |
| Side Air Bag Module (Driver) (W/O Memory & Heated Seats) | In left bottom of driver's seat. See Figure. |
| Side Air Bag Module (Passenger) | In front passenger's seat. See Figure. |
| 6 Speed Automatic Transaxle Module | Rear of engine. See Figure. |
Factory Service Tools
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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.