LINCOLN 7W4A-5421812-OF Front Right Passenger Door Lock Ls YW43-54203A28 Latch Actuator Motor

( Manufacturer Part Number: 7W4A-5421812-OF ), ( Type: Door Lock ), ( Placement On Vehicle: Front, Right ), ( Features: Durable, Easy Installation, No Drilling Required ), ( Oe/oem Part Number: 2w4a-5421812-db ), ( Color: Black ), ( Vintage Part: No ), ( Manufacturer Warranty: 1 Month ), ( Ipn: Yw43-54203a28-ad )

Review LINCOLN Front Right Passenger Side Door Lock Latch Actuator Motor Ls fits 2000–2002

The **Lincoln LS (2000-2002) 7W4A-5421812-OF Front Right Passenger Door Lock Latch Actuator Motor** is a precision-engineered component designed to deliver seamless and reliable operation for the power door locking system in one of the most iconic luxury sedans of the early 2000s. This direct-fit replacement actuator motor is specifically tailored to match the exact specifications of the **LS platform**, ensuring a perfect fit for the front right passenger door on models equipped with the **7W4A** body style. Crafted from high-quality materials, including durable plastic and reinforced metal components, this motor is built to withstand the demands of daily use while maintaining smooth, quiet functionality. The actuator operates via a robust internal mechanism, utilizing a DC motor to engage and disengage the door latch with precision, eliminating the need for manual intervention. Whether locking, unlocking, or activating the door ajar feature, this motor ensures consistent performance, reducing the risk of jamming or erratic behavior that can plague aftermarket or generic replacements. Ideal for both professional mechanics and DIY enthusiasts, this part is a direct, no-frills solution that restores the original functionality of the door lock system without compromising on quality. Its compatibility with the **LS s** advanced power door locking system complete with keyless entry and remote control features makes it a must-have for owners seeking to maintain the vehicle s luxury and convenience. With a focus on durability and ease of installation, this actuator motor is the perfect choice for restoring or upgrading the door lock mechanism in your Lincoln LS, ensuring a smooth, secure, and hassle-free driving experience.

### **Pros and Cons of buying a Lincoln 7W4A-5421812-OF Front Right Passenger Door Lock Latch Actuator Motor (for 2000-2002 LS Series)**

1. **Direct Fitment** This part is specifically designed for the 2000-2002 Lincoln LS series, ensuring compatibility without modifications.

2. **Reliability** As an OEM or high-quality aftermarket replacement, it should function as reliably as the original part, reducing the risk of premature failure.

3. **Ease of Installation** The actuator motor is a straightforward component, and with basic mechanical skills, it can be replaced without extensive tools or expertise.

4. **Prevents Further Damage** A failing door latch actuator can cause misalignment, difficulty in opening/closing doors, or even damage to the door mechanism if left unrepaired.

5. **Warranty Coverage** Reputable sellers offer warranties, providing peace of mind in case of defects or early failure.

6. **Cost-Effective Alternative** Replacing the part is often cheaper than repairing or replacing the entire door assembly, especially if the issue is isolated to the actuator.

1. **Potential Counterfeit Parts** Purchasing from untrusted sellers may result in low-quality or fake parts that fail quickly, wasting money and time.

2. **Labor Costs** While the part itself is affordable, labor costs for installation (if not DIY) can add up, especially if the vehicle requires additional adjustments.

3. **Diagnostic Challenges** If the issue is not solely the actuator (e.g., wiring, door panel damage, or electrical gremlins), replacing it may not fully resolve the problem.

4. **Limited Availability** Some sellers may not stock this exact part, requiring extra time to source it, especially for older vehicle models.

5. **Compatibility Risks** While designed for the 2000-2002 LS, slight variations in trim levels or modifications could lead to fitment issues.

6. **Electrical Testing Needed** After installation, proper testing (e.g., checking for proper resistance, continuity, and motor function) is required to ensure it works correctly.

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### **Conclusion**

The **Lincoln 7W4A-5421812-OF front right passenger door lock latch actuator motor** is a practical and cost-effective solution for fixing a malfunctioning door latch in your 2000-2002 LS series vehicle. The benefits of reliability, direct fitment, and ease of replacement outweigh the minor drawbacks, provided you source the part from a reputable supplier and ensure proper installation. However, if the door issue persists after replacement, further diagnostics may be necessary to rule out electrical or mechanical problems elsewhere in the system.

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### **Recommendation**

1. **Purchase from a Trusted Source** Buy from authorized dealers, reputable online marketplaces (e.g., RockAuto, AutoZone, or eBay with verified sellers), or directly from the manufacturer to avoid counterfeit parts.

2. **Verify Part Compatibility** Confirm that the part number matches your vehicle s exact specifications (year, trim, and options) to prevent fitment issues.

3. **DIY Installation if Possible** If you have basic mechanical skills, replacing the actuator yourself can save labor costs. Follow the vehicle s service manual for guidance.

4. **Test After Installation** After replacing the part, thoroughly test the door latch functionality, including power locks, manual operation, and alignment.

5. **Consider Professional Help if Needed** If you re unsure about wiring or mechanical adjustments, consult a qualified mechanic to ensure proper installation and avoid recurring issues.

6. **Check for Warranty** Ensure the part comes with a warranty to protect against defects, and keep receipts for future reference.

**Final Verdict:** This is a worthwhile purchase for resolving a door latch actuator failure, provided you take precautions to ensure quality and proper installation. If the problem persists, investigate other potential causes (e.g., door panel damage, wiring harness issues, or faulty door lock switches).

Details:

For contact info, just search for us online. Up for sale is a good used Front Right Passenger Side Door Lock Latch Actuator Motor 00-02 Lincoln LS. Fitment Data: Our fitment data is guaranteed. We both still pull the parts, clean, test, picture, list, and ship them.

When you reach out to us, you re still going be speaking one of the CARE brothers. This part may fit other years and model's, but please compare numbers pictures. Sincerely, Patrick, Michael, and the CARE Parts team.

part #: 7w4a5421812 prices

• $59.36-$94.95

specifications carlockiio:

• for makes: Lincoln
• for years: 2000-2002
• mpn: 7w4a-5421812-of
• type: Door Lock
• placement on vehicle: Front, Right
• features: Durable, Easy Installation, No Drilling Required
• oe/oem part number: 2w4a-5421812-db
• color: Black
• vintage part: No
• manufacturer warranty: 1 Month
• ipn: Yw43-54203a28-ad

offer carlockiio:

• availability: In Stock
• started: April 20, 2026
• sold: 0
• options: Ship-to-home
• quantity: 1

seller carlockiio:

• # reviews: 7060
• rating: 99.8%
• city: Tullahoma, Tennessee

shipping carlockiio:

• carrier: USPS
• cost: $0.00
• class: Expedited
• service: USPS Priority Mail
• type: Fixed
• transit: 4-10 Days

returns carlockiio:

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

payments carlockiio:

• wallet: Google-pay
• credit card: Visa
• other

general carlockiio:

• Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware
• condition: Used

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