INFINITI N039-V4 Sunroof Control Motor Unit

( Manufacturer Part Number: N039-V4 ), ( Type: Sunroof ), ( Oe/oem Part Number: Oem ), ( Color: Black ), ( Features: Motorized ), ( Vintage Part: No ), ( Placement On Vehicle: Roof )

Review INFINITI Sunroof Control Motor Unit Oem fits FX35 2012

The **Infiniti N039-V4 2012 FX35 Sunroof Control Motor Unit** is a precision-engineered component designed to deliver seamless, reliable operation for the iconic FX35 s panoramic sunroof system. This high-performance motor unit is specifically tailored to the 2012 model year, ensuring compatibility with the FX35 s sleek, aerodynamic roofline while maintaining the brand s signature blend of luxury and cutting-edge technology. Crafted with meticulous attention to detail, the N039-V4 motor unit integrates a robust electric drive mechanism, optimized for smooth, silent movement and precise control over the sunroof s opening, closing, and tilting functions. Its compact yet durable design allows for seamless integration into the vehicle s roof structure, minimizing intrusion while maximizing functionality. Built with high-quality materials, including corrosion-resistant coatings and reinforced housing, this motor unit is engineered to withstand the rigors of daily use, from extreme temperature fluctuations to prolonged exposure to environmental elements. The unit features an advanced electronic control system that ensures smooth, jitter-free operation, reducing noise and vibration for an elevated driving experience. Whether navigating city streets or cruising on the highway, the N039-V4 motor unit delivers effortless sunroof control, enhancing both convenience and ambiance. Ideal for enthusiasts seeking to restore or upgrade their FX35 s sunroof functionality, this genuine Infiniti part guarantees a perfect fit and performance, aligning with the vehicle s premium specifications.

### **Pros and Cons of Buying a 2012 Infiniti N039-V4 Sunroof Control Motor Unit**

The **N039-V4 sunroof control motor unit** is a common replacement part for the **2012 Infiniti FX35**, and purchasing it directly (rather than through a dealership) can offer several advantages:

1. **Cost Savings** Buying the part directly from an aftermarket supplier or an online marketplace (e.g., eBay, RockAuto, or specialized auto parts stores) is typically cheaper than ordering it through a dealership or Infiniti service center. Dealerships often mark up parts significantly, while third-party sellers may offer competitive pricing.

2. **Wider Availability** Since this is a widely used part, it is readily available from multiple sellers, increasing the chances of finding a compatible unit quickly. Dealerships may have longer lead times, especially for older model parts.

3. **Compatibility with Modifications** Some aftermarket suppliers offer upgraded or modified versions of the sunroof motor, which may improve performance (e.g., smoother operation, better sealing) or include additional features like remote control compatibility.

4. **No Dealer Markup on Labor** While you ll still need to have a mechanic install it, buying the part yourself means you avoid the dealer s labor markup. Many independent mechanics charge less than dealerships for the same work.

5. **Potential for Used/Refurbished Units** If you re on a tight budget, some sellers offer used or refurbished motor units at a fraction of the cost of a new one. However, this comes with risks (see cons below).

6. **Flexibility in Installation** Purchasing the part yourself allows you to choose when and where to have it installed, rather than being dependent on a dealer s schedule.

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1. **Quality and Reliability Concerns** Aftermarket parts, especially cheaper or generic units, may not meet the same quality standards as OEM (Original Equipment Manufacturer) components. This could lead to premature failure, poor sealing, or electrical issues. Some low-quality motors may also be prone to jamming or leaking.

2. **No Warranty or Return Policy** Many third-party sellers do not offer warranties or easy return policies. If the part fails shortly after installation, you may be stuck with repair costs. OEM parts typically come with at least a basic warranty from the dealer.

3. **Risk of Counterfeit or Mismatched Parts** There is a chance of receiving a counterfeit or incompatible part, especially if buying from unverified sellers. This could cause fitment issues or even damage to the sunroof mechanism. Always verify the seller s reputation and part authenticity.

4. **No Technical Support** If issues arise with the installation or operation of the sunroof, aftermarket suppliers may not provide the same level of technical assistance as a dealership. You ll need to rely on your own research or a mechanic s expertise.

- **Gasket or seal replacement** (if the old ones are damaged).

- **Electrical wiring issues** (if the harness is frayed or corroded).

- **Mechanical adjustments** (if the motor doesn t align properly with the sunroof frame).

- **Testing and calibration** (some sunroofs require programming after replacement).

6. **Voided Warranty (If Applicable)** If your **FX35 is still under factory warranty**, installing a non-OEM part may void coverage for sunroof-related issues. Always check your warranty terms before proceeding.

7. **Installation Complexity** Replacing a sunroof motor is not a beginner-friendly job. It requires removing the roof panel, disconnecting electrical components, and ensuring proper alignment. Improper installation can lead to leaks, misalignment, or electrical shorts.

8. **Limited Seller Accountability** If the part arrives damaged or incorrect, resolving the issue with a third-party seller can be difficult compared to dealing with a reputable dealer or manufacturer.

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Buying the **2012 Infiniti N039-V4 sunroof control motor unit** directly from an aftermarket supplier can be a **cost-effective and convenient** option if you prioritize affordability and have access to a reliable mechanic for installation. However, it carries **risks related to quality, warranty, and compatibility**, particularly if you opt for cheaper or unverified parts.

For those who want **peace of mind and long-term reliability**, purchasing an **OEM or high-quality aftermarket part from a trusted supplier** (such as **Infiniti-approved dealers, RockAuto, or specialized auto parts brands like Dorman or ACDelco**) is the safer choice. If you re on a tight budget, a **refurbished OEM unit** (from a reputable source) may strike a balance between cost and reliability.

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- Buy a **new or refurbished OEM N039-V4 motor** from a trusted aftermarket supplier (e.g., **RockAuto, eBay with verified sellers, or a local auto parts store with a good return policy**).

- Ensure the seller provides a **warranty or return option** (even if limited).

- Have a **qualified mechanic** (preferably one experienced with Infiniti models) perform the installation to avoid voiding any existing warranty.

- Purchase the part **directly from an Infiniti dealership** or an **authorized OEM parts distributor** to guarantee authenticity and warranty coverage.

- Be prepared for **higher upfront costs**, but this minimizes the risk of premature failure.

- Only attempt installation if you have **mechanical experience** and access to the **correct tools** (e.g., torque wrench, sunroof removal tools).

- Follow **detailed step-by-step guides** (e.g., from **Chilton Manual, Haynes, or YouTube tutorials**) to avoid mistakes.

- Test the sunroof **thoroughly after installation** to ensure proper sealing and electrical function.

- **Extremely cheap generic parts** with no warranty or seller reputation.

- **Used parts without inspection** (unless you re confident in their condition).

- **Skipping professional installation** unless you re certain of your ability to do it correctly.

For most **2012 Infiniti FX35 owners**, the **best approach is to buy a new or refurbished OEM/N039-V4 motor from a reputable aftermarket supplier** and have it installed by a **trusted mechanic**. This balances **cost savings with reliability**. If possible, **verify the part s authenticity** and **check for warranty options** before purchasing. Always prioritize **proper installation** to prevent future issues.

Details:

What you see is what get. Please review all photos carefully before purchasing. Wash hands after handling. Shipping cost waived.

Motor vehicles and vehicle parts may produce waste fluids, oils, fumes, or particulates that are also considered hazardous.

part #: n039v4 prices

• $24.94-$40.00

specifications sunroofconverti:

• for models: Fx35
• for makes: Infiniti
• for years: 2012
• mpn: N039-v4
• type: Sunroof
• oe/oem part number: Oem
• color: Black
• features: Motorized
• vintage part: No
• placement on vehicle: Roof

returns sunroofconverti:

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

general sunroofconverti:

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

offer sunroofconverti:

• quantity: 1
• best offers: True
• started: February 16, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock

payments sunroofconverti:

• other
• wallet: Paypal
• credit card: Discover

shipping sunroofconverti:

• class: Standard
• type: Fixed
• cost: $0.00
• service: Standard
• transit: 4-9 Days

seller sunroofconverti:

• # reviews: 661
• rating: 100.0%
• city: Apison, Tennessee

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