1. Exhaust & Emission Parts To Buy
  2. sku: 21972196723072602
  3. DORMAN 14BMJWK79

DORMAN 14BMJWK79 Vapor Canister Vent Valve

fits model: 240sx, Altima, Maxima, Pathfinder, Xterra.

14bmjwk79 Dorman Vapor Canister Vent Valve For Altima Maxima 240sx Pathfinder Xterra

( Brand: Dorman ), ( Manufacturer Part Number: 14BMJWK79 ), ( Type: Vapor Canister Vent Valve ), ( Fits 1: 1998-2001 Nissan Altima ), ( Fits 2: 1995-1999 Nissan Maxima ), ( Fits 3: 1995-1998 Nissan 240sx ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review DORMAN Vapor Canister Vent Valve fits ALTIMA MAXIMA PATHFINDER XTERRA 240SX

The **Dorman 14BMJWK79 Vapor Canister Vent Valve** is a precision-engineered replacement component designed specifically for select Nissan vehicles, including the **Altima, Maxima, 240SX, Pathfinder, and Xterra** models equipped with the **K14, K15, and QG17DE engines**. This high-quality aftermarket part is crafted to meet or exceed OEM specifications, ensuring seamless integration into your vehicle s emissions control system. The vapor canister vent valve plays a critical role in the **evaporative emission control (EVAP) system**, regulating airflow between the fuel tank s charcoal canister and the atmosphere while preventing fuel vapors from escaping into the environment. Constructed from durable materials, this valve is built to withstand the rigors of daily driving, resisting corrosion, heat, and pressure fluctuations that can compromise performance over time. Its reliable operation helps maintain optimal fuel efficiency and ensures compliance with emissions regulations, reducing the risk of check engine lights or failed smog tests. Whether replacing a worn-out OEM valve or upgrading an older vehicle, the Dorman 14BMJWK79 offers a straightforward, cost-effective solution that installs easily with standard hand tools, making it an ideal choice for both professional mechanics and DIY enthusiasts. With its robust construction and compatibility with a range of Nissan applications, this valve is a dependable upgrade for anyone seeking to restore or enhance their vehicle s emissions system performance.

**Pros and Cons of buying a Dorman 14BMJWK79 Vapor Canister Vent Valve for the 2002 2007 Nissan Altima, Maxima, 240SX, Pathfinder, and Xterra**

### **Pros**

1. **Direct Fitment** The Dorman 14BMJWK79 is designed as an exact replacement for the OEM vapor canister vent valve in the listed Nissan models, ensuring compatibility without modifications.

2. **Reliability** Dorman is a well-known aftermarket brand with a reputation for producing durable, high-quality replacement parts. The vent valve is a critical component for emissions control, and a reliable unit helps prevent engine performance issues or check engine lights.

3. **Cost-Effective Solution** Compared to purchasing an OEM part (which may be harder to find or more expensive), this Dorman part offers a budget-friendly alternative without sacrificing quality.

4. **Easy Installation** The part is straightforward to replace, typically requiring only basic tools. Many users report that the job takes less than an hour, especially if they have access to a repair manual or online guides.

5. **Emissions Compliance** A faulty vent valve can lead to improper canister purging, causing the vehicle to fail emissions tests or trigger a check engine light (P0446 or similar codes). Replacing it ensures the system functions correctly.

6. **Widespread Availability** Dorman parts are widely stocked at auto parts stores (AutoZone, O Reilly, Advance Auto, etc.), making it easy to purchase without long waits or special ordering.

### **Cons**

1. **Potential Counterfeit Concerns** While Dorman itself is legitimate, there is a risk of purchasing a counterfeit or low-quality knockoff from third-party sellers (e.g., Amazon, eBay, or untrusted online marketplaces). Always verify the seller s reputation and check for authenticity seals.

2. **Mixed Reviews on Durability** Some users report that while the Dorman part works initially, it may fail prematurely (within a few months to a year), especially if the vehicle has high mileage or has been driven in harsh conditions. This suggests that the part may not be as long-lasting as OEM components.

3. **No Warranty on Some Retailers** Some auto parts stores may not offer a warranty on Dorman parts, leaving the buyer without recourse if the valve fails shortly after purchase. Always confirm warranty terms before buying.

4. **Possible Additional Work Required** In some cases, the vent valve may be located in a tight or hard-to-reach area, requiring extra effort to remove the old part and install the new one. This could be more challenging for DIYers without mechanical experience.

5. **Compatibility with Modified Vehicles** If the vehicle has aftermarket modifications (e.g., performance exhaust, tuners, or emissions deletions), the vent valve may need to be replaced with a different part (such as a "drilled" or "bypass" valve) to avoid issues with the PCM or emissions systems.

### **Conclusion**

The Dorman 14BMJWK79 vapor canister vent valve is a **practical and cost-effective choice** for replacing a failing OEM part in the specified Nissan models. It offers direct fitment, reliability for basic applications, and ease of installation, making it a solid option for most drivers. However, potential buyers should be cautious about purchasing from untrusted sources to avoid counterfeit parts and should be prepared for the possibility of premature failure, especially in high-mileage or heavily used vehicles.

If the vehicle is subject to strict emissions regulations or has a history of emissions-related issues, it may be worth considering an **OEM replacement part** (if available) or a **higher-end aftermarket brand** (such as Mann or ACDelco) for potentially longer-lasting performance. For most casual drivers, however, the Dorman part provides a reasonable balance of affordability and functionality.

### **Recommendation**

- **Buy from a reputable auto parts store** (AutoZone, O Reilly, Advance Auto) to ensure you receive an authentic Dorman part.

- **Verify compatibility** with your specific model year and trim, as some variations (e.g., turbocharged or high-output engines) may require a different part.

- **Consider a warranty** if the store offers one, take advantage of it to protect against early failure.

- **If the valve fails quickly**, investigate whether the issue stems from the part itself or a larger problem (e.g., contaminated canister, wiring issues, or a failing purge control solenoid).

- **For long-term reliability**, if budget allows, explore OEM or premium aftermarket alternatives, especially if the vehicle is used frequently or in demanding conditions.

Overall, the Dorman 14BMJWK79 is a **good starting point** for most drivers, but always weigh the pros and cons against your specific situation before purchasing.

Details:

Vapor Canister Vent Valve 14BMJWK79 for Altima Maxima 240SX Pathfinder Xterra: Brand: Dorman condition: New, Notes Valve, Detailed Applications Vehicle, 1995 - 1998 Nissan 240SX, 1998 2001 Altima, 1995 1999 Maxima, 1996 - 2000. Vehicle, Fitment Notes: Vapor Canister - Fuel Check Bypass, 1996 - 1998 Nissan 240SX, 1998 2001 Altima, 1997 1999 Maxima, 1998 - 2000 Pathfinder, 2000 Xterra. Vehicle, Fitment Notes: At Vapor Canister - Purge Solenoid Valve, 1998 - 2000 Nissan Frontier, 1995 - 1998 Maxima. Vehicle Engine, Fitment Notes: Under-Floor Canister, 1998 1999 Nissan Frontier, 1996 - 1997 Pickup, 1995 Pickup2.4L 4 Cl.

specifications emissyste:

  • for models: 240sx, Altima, Maxima, Pathfinder, Xterra
  • brand: Dorman
  • mpn: 14bmjwk79
  • type: Vapor Canister Vent Valve
  • fits 1: 1998-2001 Nissan Altima
  • fits 2: 1995-1999 Nissan Maxima
  • fits 3: 1995-1998 Nissan 240sx
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

offer emissyste:

  • quantity: 1
  • options: Ship-to-home
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  • availability: In Stock
  • started: May 12, 2026

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general emissyste:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
for models: 240sx, altima, maxima, pathfinder, xterra, type: vapor canister vent valve, fits 1: 1998-2001 nissan altima, fits 2: 1995-1999 nissan maxima, fits 3: 1995-1998 nissan 240sx, manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust emission parts, sku: 21972196723072602,
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