FORD TRUCK 640.FD8E12 Lid Motor Down

( Brand: Ford Truck ), ( Model: EXPEDITON ), ( Conditions Options: Liftgate Power Open Close Motor ), ( Genuine Oem: Yes ), ( Ipn: 640.fd8e12 ), ( Vintage Part: No ), ( Type: Liftgate Power )

Review FORD TRUCK Lid Motor Pull Down fits EXPEDITION 2012

The **Ford 640.FD8E12 2012 Expedition Lid Motor** is a high-performance, heavy-duty electric actuator designed specifically for the rear liftgate mechanism of the 2012 Ford Expedition, ensuring smooth, reliable, and effortless operation of the vehicle s tailgate. This motor is part of Ford s proprietary **640-series** electric liftgate system, engineered to withstand the rigorous demands of daily use while maintaining durability and precision. Built with a robust **DC brushless motor**, the unit delivers consistent torque and seamless movement, eliminating the need for manual assistance when opening or closing the rear hatch. The motor operates in tandem with a sophisticated **gear reduction system**, optimizing power efficiency while minimizing wear and tear, making it ideal for both urban commuters and off-road adventurers who rely on their Expedition s versatility. Its **sealed, corrosion-resistant construction** ensures longevity, even in harsh environmental conditions, such as extreme temperatures, moisture, or exposure to road salt common challenges faced by SUVs used in diverse climates. The **FD8E12** designation indicates a tailored fit for the Expedition s specific liftgate assembly, featuring precise mounting points and wiring connections that guarantee a perfect integration with the vehicle s electrical and mechanical systems. Whether used in a standard application or as part of a customization project, this motor guarantees quiet, jamming-free operation, enhancing both the functionality and aesthetic appeal of the Expedition s rear cargo area. For owners seeking a seamless, hassle-free tailgate experience, the **2012 Ford Expedition Lid Motor (640.FD8E12)** represents a dependable, high-quality solution that aligns with Ford s commitment to performance and reliability.

### **Pros and Cons of Buying a 2012 Ford Expedition with a Failed LD Motor (Ford 640.FD8E12)**

#### **Pros**

1. **Proven Reliability of the Base Vehicle** The 2012 Ford Expedition is a well-built SUV with a strong reputation for durability, especially in its core components like the frame, transmission, and suspension. Many owners report few major issues outside of electrical or infotainment problems.

2. **High Resale Value** Compared to other full-size SUVs of its era, the Expedition retains decent resale value, meaning you can recoup a significant portion of your investment if you decide to sell later.

3. **Spacious and Practical Interior** The Expedition offers generous cargo space (up to 96.3 cu. ft. behind the third row) and a comfortable three-row seating layout, making it ideal for families or those needing extra room.

4. **Available Strong Engine Options** The 2012 model year offered a **5.4L V8 (300 hp)** and a **6.2L V8 (411 hp)** (in the ST trim), both of which are capable of towing up to **8,400 lbs** with the proper package. If the LD motor failure is isolated to the alternator or voltage regulator, the engine itself may still be in good condition.

5. **Ford s Warranty Coverage (If Applicable)** If the vehicle was purchased new or under a certified pre-owned (CPO) program, some original warranties may still apply. However, since this is a used vehicle, this is unlikely unless it was recently serviced under warranty.

6. **Aftermarket and Repair Accessibility** Ford s parts and labor are widely available, and the Expedition s complexity is well-documented, meaning mechanics can diagnose and repair issues more efficiently than on some luxury or niche vehicles.

7. **Potential for Cost-Effective Repairs** If the LD motor failure is isolated to the alternator or voltage regulator (common issues in older Fords), replacing these parts can be relatively inexpensive compared to a full electrical system overhaul.

---

#### **Cons**

1. **Failed LD Motor (Alternator/Regulator Issue)** The **LD motor (Ford part #640.FD8E12)** is responsible for charging the battery and powering electrical systems. A failure here means:

- **No charging** The battery will drain over time, leading to stalling or failure to start.

- **Electrical gremlins** Poor voltage regulation can cause flickering lights, erratic radio performance, or even damage to sensitive electronics (e.g., infotainment system).

- **Safety risks** If the battery dies while driving, it could lead to a breakdown or, in extreme cases, a loss of power steering or braking assist.

Replacing the LD motor typically costs **$200 $500** (parts labor), but if the issue is due to a failing voltage regulator or wiring problems, costs could rise.

- **Worn suspension components** (shocks, struts, bushings) Leading to rough rides or handling issues.

- **Braking system concerns** Pads, rotors, and calipers may need replacement, especially if the vehicle has high mileage.

- **Transmission wear** The 6R140 automatic transmission is generally reliable, but fluid changes and potential internal wear should be checked.

- **Exhaust and emissions issues** Older Fords often develop leaks in the EGR system, oxygen sensors, or catalytic converters, triggering check engine lights.

3. **Electrical System Vulnerabilities** The Expedition s electrical system is complex, and failures in the LD motor can be symptomatic of deeper issues, such as:

- **Faulty wiring harnesses** Common in older Fords due to corrosion or poor connections.

- **Bad ground connections** Can cause intermittent electrical problems.

- **Infotainment system failures** The SYNC system in this model year is known to glitch or fail entirely over time.

4. **Fuel Economy Concerns** The V8 engines in the Expedition are **not fuel-efficient** (around **14 16 MPG combined**), making ownership more expensive over time, especially if the vehicle is driven frequently.

- **Timing belt/replacement** (if applicable to the engine).

- **Serpentine belt and tensioner checks**.

- **Cooling system flushes** (critical for V8 engines to prevent overheating).

- **Water pump failure** (common in older Fords).

- **Power steering pump leaks**.

- **Rust in critical areas** (especially if the vehicle was driven in snowy or salted regions).

---

### **Conclusion**

- The **engine and transmission are in good condition** (verified via a pre-purchase inspection).

- The **electrical issue is isolated to the LD motor/alternator** (not a sign of a larger electrical problem).

- You **budget for the repair** ($200 $500) and are prepared for potential **age-related maintenance costs**.

- The **vehicle has low mileage** (under 100,000 miles) and a **clean service history**.

- The **LD motor failure is accompanied by other electrical gremlins** (flickering lights, radio issues, etc.), it may indicate a **wiring or ground issue** that could be costly to fix.

- The **vehicle has high mileage (120,000 miles)** with **no maintenance records**, the risk of **unexpected repairs** increases significantly.

- You **cannot afford or do not want to deal with V8 maintenance** (cooling system, belts, exhaust), this may not be the right purchase.

---

### **Recommendation**

- **Battery and charging system** (test LD motor, alternator, voltage regulator).

- **Engine and transmission health** (compression test, fluid condition, no unusual noises).

- **Suspension and steering** (check for leaks, worn bushings, or excessive play).

- **Braking system** (pad/rotor thickness, caliper function).

- **Electrical system** (test all lights, power windows, infotainment).

2. **Budgeting for the LD motor replacement** If the issue is confirmed, factor in **$200 $500** for parts and labor.

3. **Negotiating the price** If the seller is aware of the LD motor issue, they may be willing to **reduce the price by 10 20%** to account for the repair.

4. **Considering alternatives** If you need a **reliable, low-maintenance SUV**, a **used Toyota Sequoia, Chevrolet Tahoe, or even a newer used SUV** (2015 ) may offer better long-term value with fewer electrical quirks.

If the **LD motor is the only major issue**, and the rest of the vehicle checks out, it **can be a solid purchase** especially if you re comfortable with V8 maintenance. However, if the **electrical system is unreliable or the vehicle shows signs of neglect**, it may not be worth the risk. **Always prioritize a PPI before buying.**

Details:

Mileage: Inventory: Yard Location: Part Number: 21Yancey Auto640. The First Time. HASSLE-FREE: 15 Month Warranty. The part fails or becomes defective due to the vehicle being involved in a collision, fire, theft, vandalism, any form of disaster.

FAQ's: here. EXPEDITON 2012. Water pump, timing belts, thermostat, spark plugs, fluids and seals are routine maintenance items should be replaced at the time of installation vehicle manufacturers recommended service intervals. No warranty is provided for any such parts that are attached, including as switches, sensors, cables, electronics, belts, hoses, water pumps, and manifolds.

Must be documented. The transmission fluid and filter are not replaced at time of installation with OEM recommended. The vehicle is used for off-road or racing use. Gaskets, fluids, seals, filters or other materials are not warranted.

The engine oil and filter are not replaced documented every 3000 miles with appropriate OEM recommended motor. The part is installed in an application for which the vehicle manufacturer did not intend. Failure is caused by abuse, misuse, or modifications.

All other parts that may be provided are Accessories and Extra Parts. The vehicle is not serviced at proper intervals, or fuel/oil/coolant used in accordance with the manufacturers specifications. Warranty is Null and Void if.

specifications trunklipa:

• for models: Expedition
• for makes: Ford
• for years: 2012
• brand: Ford Truck
• model: Expediton
• conditions options: Liftgate Power Open Close Motor
• genuine oem: Yes
• ipn: 640.fd8e12
• vintage part: No
• type: Liftgate Power

seller trunklipa:

• city: Perry, Missouri
• # reviews: 41817
• rating: 99.8%

payments trunklipa:

• other
• credit card: Mastercard
• wallet: Apple-pay

returns trunklipa:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer trunklipa:

• quantity: 1
• availability: In Stock
• options: Ship-to-home
• sold: 0
• best offers: True
• started: May 7, 2026

general trunklipa:

• condition: Used
• Exterior Parts Accessories > doors, Trunk Lids Hatches > Hatches Trunk Lids

shipping trunklipa:

• cost: $0.00
• type: Fixed
• service: Standard
• transit: 2-5 Days
• class: Standard

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