LINCOLN FA1B15B689AF Nautilus Sunroof Moonroof Motor Unit

( Manufacturer Part Number: FA1B15B689AF ), ( Model: NAUTILUS ), ( Interchange: 628-cpi ), ( Listed: Uv74 ), ( Type: Motor ), ( Year: 2021 ), ( Oe/oem Part Number: Fa1z15790c / Fa1z15790 C / Fa1z 15790 C ), ( Id: A9367a9e-1df6-42c5-b6f3-7a7b9d8d5960 ), ( Location: Nwam5d4 )

Review LINCOLN Nautilus Sunroof Moonroof Motor Unit Oem fits 2019–2023

The **Lincoln Nautilus FA1B15B689AF Sunroof/Moonroof Motor Unit (2019 2023)** is a precision-engineered, high-performance glass lift mechanism designed to deliver seamless, quiet, and effortless operation for one of Lincoln s most luxurious and versatile SUVs. This motorized sunroof system is engineered to elevate the driving and passenger experience by combining cutting-edge technology with the refined craftsmanship synonymous with Lincoln s premium brand. The unit features a robust, corrosion-resistant construction, utilizing high-grade materials to ensure durability and longevity even in varying environmental conditions, from harsh winters to relentless summer sun. Its sleek, aerodynamic design integrates seamlessly with the Nautilus s sleek roofline, maintaining the vehicle s aerodynamic efficiency while providing a panoramic view of the sky for those who appreciate open-air driving.

At the heart of this motor unit lies a sophisticated electric drive system, powered by a high-torque, low-vibration motor that ensures smooth, silent operation eliminating the clunky or noisy performance often associated with older sunroof mechanisms. The motor is paired with a precision-engineered gear system that delivers consistent, reliable movement, whether the sunroof is fully open, partially tilted, or securely closed. This system is also equipped with advanced safety features, including integrated sensors that detect obstructions and automatically halt or reverse the glass to prevent damage or injury, further enhancing the Nautilus s commitment to driver and passenger protection. The motor unit is also designed with Lincoln s signature attention to detail, featuring a weather-sealed interface that prevents water ingress, dust accumulation, and potential electrical interference, ensuring optimal performance year-round.

For those who prioritize convenience and customization, the FA1B15B689AF motor unit is compatible with Lincoln s intuitive infotainment and climate control systems, allowing seamless integration with voice commands, smartphone connectivity, and one-touch operation via the touchscreen or climate controls. The unit s design also supports the Nautilus s advanced climate zoning capabilities, ensuring that the sunroof s operation does not disrupt the vehicle s precise temperature and airflow management. Whether used for a refreshing breeze on a summer drive or a cozy, enclosed cabin during inclement weather, this motor unit delivers unparalleled versatility and comfort. Built to meet or exceed Lincoln s rigorous quality standards, this sunroof/moonroof motor unit is a testament to the brand s dedication to innovation, luxury, and driver-centric engineering, making it an essential component for owners seeking both functionality and prestige in their Nautilus.

### **Pros and Cons of Buying a Lincoln Nautilus Sunroof/Moonroof Motor Unit (FA1B15B689AF, 2019 2023 Models)**

1. **OEM Quality and Reliability** The motor unit is a genuine Lincoln/Nissan (shared platform) part, meaning it meets the manufacturer s standards for durability and performance. OEM components are designed to integrate seamlessly with the vehicle s electrical and mechanical systems, reducing the risk of compatibility issues.

2. **Warranty Coverage** If purchased from a reputable dealer or directly from Lincoln/Nissan, the motor unit may still be eligible for warranty coverage, especially if the vehicle is under a factory warranty. Some aftermarket parts lack this protection, making OEM a safer long-term investment.

3. **Professional Installation Compatibility** The FA1B15B689AF motor unit is engineered to work with the Nautilus s sunroof/moonroof system, including the glass, tracks, and electrical wiring. This minimizes the risk of improper fitment, which can lead to leaks, misalignment, or electrical failures.

4. **Resale Value and Originality** Using an OEM part helps maintain the vehicle s original specifications, which can be beneficial if you plan to sell the Nautilus in the future. Buyers often prefer vehicles with factory-installed components.

5. **Access to Technical Support** Lincoln/Nissan dealerships and authorized service centers have access to manufacturer-specific diagnostics and repair guides. If issues arise, they can provide accurate troubleshooting and repairs.

6. **Superior Build Quality** OEM parts are typically constructed with higher-grade materials and undergo rigorous testing, which can result in fewer premature failures compared to aftermarket alternatives.

7. **Avoiding Voided Warranties** Installing non-OEM parts (especially aftermarket) may void the vehicle s warranty on related systems (e.g., electrical, glass mechanisms). Using the correct OEM part ensures warranty integrity.

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1. **Higher Cost** OEM parts are significantly more expensive than aftermarket equivalents. The FA1B15B689AF motor unit will likely cost **$300 $600 **, depending on the source (dealer vs. online marketplaces). Aftermarket options may range from **$100 $250**, though quality varies widely.

2. **Limited Availability** OEM parts may not always be in stock at local dealerships, requiring orders from regional warehouses or online retailers. This can lead to longer wait times (weeks to months) for delivery.

3. **Potential for Counterfeit Parts** Purchasing from unverified sellers (e.g., eBay, Facebook Marketplace, or unlicensed online stores) risks receiving **counterfeit or refurbished parts** that may fail prematurely or lack proper documentation. Always verify the seller s reputation and part authenticity.

4. **Installation Complexity** While the motor unit itself is straightforward, improper installation (e.g., misaligned tracks, faulty wiring, or seal leaks) can cause **water intrusion, electrical shorts, or glass jamming**. This requires either **dealer-level expertise** or careful DIY work.

5. **No Guarantee of Original Condition** Even if the part is OEM, it may have been **reused from a salvage vehicle** unless specified as new. Used OEM parts can save money but may have hidden wear (e.g., worn bearings, corroded contacts).

6. **Dealer Markup** Authorized dealerships often charge **premium prices** for OEM parts, sometimes doubling the cost compared to bulk or wholesale sources. Independent repair shops or online marketplaces (e.g., RockAuto, PartsGeek) may offer better pricing.

7. **Potential for Overkill** If the sunroof/moonroof issue is minor (e.g., a loose cable or worn seals), replacing just the motor unit may be unnecessary. A thorough diagnosis could reveal that a **simpler repair** (e.g., lubricating tracks, replacing weatherstrips) would suffice.

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Buying the **Lincoln Nautilus OEM sunroof/moonroof motor unit (FA1B15B689AF, 2019 2023)** is the **most reliable and long-term cost-effective choice** if:

- You prioritize **durability, warranty coverage, and original vehicle specifications**.

- You have access to a **trusted dealer or verified online source** to avoid counterfeit parts.

- The issue is confirmed to require a **full motor replacement** (not just maintenance).

- You re willing to pay the **premium price** for peace of mind.

However, if budget is a concern and the part is **genuine and tested**, an **aftermarket OEM-compatible motor** (from reputable brands like **Dorman, ACDelco, or Sunroof.com**) could be a **cost-effective alternative**, provided:

- The seller provides **proof of authenticity** (e.g., matching part numbers, serial numbers, or manufacturer seals).

- You confirm the part s **compatibility** with your specific Nautilus model year.

- You re comfortable with **DIY installation** or have access to a mechanic who can verify proper fitment.

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1. **Diagnose First** Before purchasing, confirm that the **motor unit is indeed faulty** (not just worn seals, cables, or electrical issues). A **sunroof specialist** or Lincoln dealership can perform a **free diagnostic** to avoid unnecessary expenses.

2. **Source Wisely**

- **Best Option:** Buy directly from a **Lincoln/Nissan dealership** or an **authorized online retailer** (e.g., **NissanPartsOnline, RockAuto, or PartsGeek**) with verified OEM stock.

- **Budget Option:** If the part is **genuine and tested**, consider a **high-quality aftermarket OEM-compatible motor** (e.g., **Dorman 630-1020** or **Sunroof.com s OEM-equivalent**). Check reviews and ensure the seller offers a **return policy**.

3. **Install Properly**

- If DIYing, **follow the manufacturer s service manual** closely, especially for **electrical connections and track alignment**.

- If unsure, have a **trusted mechanic** (preferably one experienced with Lincoln/Nissan vehicles) perform the installation to avoid **water leaks or electrical failures**.

4. **Consider Alternatives**

- If the motor is **only partially functional**, a **repair kit** (e.g., replacing the **motor brushes, gears, or wiring harness**) might be cheaper than a full replacement.

- If the **glass or tracks are damaged**, address those first to prevent future issues.

5. **Document Everything** Keep **receipts, part numbers, and installation records** in case warranty claims or recalls arise.

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**For most owners, the OEM motor unit (FA1B15B689AF) is the safest choice** if you want **long-term reliability and warranty protection**. However, if you re **on a tight budget and can verify the aftermarket part s quality**, a **reputable aftermarket OEM-compatible motor** may be a viable alternative. Always **prioritize authenticity and proper installation** to ensure the sunroof functions correctly for years to come.

Details:

High quality pictures are provided for each item so you can see its exact condition. All listed parts have already been removed from donor vehicles and are on the shelf ready to be shipped. Shipping charges are based on delivery zip code and apply to the lower 48 states. This MUST be specified AT TIME OF PURCHASE.

2019 - 2023 LINCOLN NAUTILUS SUNROOF MOONROOF MOTOR UNIT OEM FA1B15B689AF Menu. Are final sale. Orders are shipped via USPS, UPS, or FedEx. Locations without a dock or forklift will incur lift gate fee.

60-day return period begins on the day part is delivered. Items are sold in good, working condition and have been inspected prior to listing. Pulsate Template v3.2 2026/02/23 SUN ROOF MOTOR.

part #: fa1b15b689af prices

• $51.99-$53.99

specifications sunroofconverti:

• for makes: Lincoln
• for years: 2019-2023
• mpn: Fa1b15b689af
• model: Nautilus
• interchange: 628-cpi
• listed: Uv74
• type: Motor
• year: 2021
• oe/oem part number: Fa1z15790c / Fa1z15790 C / Fa1z 15790 C
• id: A9367a9e-1df6-42c5-b6f3-7a7b9d8d5960
• location: Nwam5d4

general sunroofconverti:

• Exterior Parts Accessories > Roofs, Tops Sunroofs > Sunroofs Parts
• condition: Used

returns sunroofconverti:

• paid by: Seller
• policy: Returns Accepted
• time: 60 Days

payments sunroofconverti:

• wallet: Paypal
• other
• credit card: Discover

offer sunroofconverti:

• availability: In Stock
• started: March 17, 2026
• options: Ship-to-home
• sold: 0
• best offers: True
• quantity: 1

seller sunroofconverti:

• rating: 100.0%
• # reviews: 74430
• city: Nicholasville, Kentucky

shipping sunroofconverti:

• transit: 3-7 Days
• cost: $0.00
• service: Standard
• type: Fixed
• class: Standard

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