NISSAN 14912-EA20C Tube Evaporative Control

( Manufacturer Part Number: 14912-EA20C ), ( Part Type: Control Tube ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Replaces Part Number: 14912ea206 )

Review NISSAN Genuine Tube Evaporative Control

The **Nissan 14912-EA20C Tube, Evaporative Control** is a precision-engineered component designed specifically for Nissan vehicles equipped with the evaporative emission control system (EVAP). This high-quality, durable tube plays a critical role in maintaining optimal engine performance and emissions compliance by facilitating the proper flow of fuel vapors from the fuel tank to the charcoal canister and subsequently to the intake manifold. Crafted from robust, corrosion-resistant materials, this tube is engineered to withstand the rigors of daily driving, including exposure to heat, pressure fluctuations, and environmental contaminants, ensuring long-term reliability. The seamless construction minimizes the risk of leaks, which are common in inferior aftermarket replacements, thereby preventing fuel odors, potential engine misfires, and costly diagnostic trouble codes (DTCs) such as P0455 or P0456. Ideal for applications in vehicles like the Nissan Altima, Sentra, Maxima, and other models featuring the EA20C engine, this tube is a direct-fit replacement that adheres to OEM specifications, guaranteeing a perfect match in terms of dimensions, material, and functionality. Whether used in routine maintenance, emissions system repairs, or as a proactive replacement to prevent future issues, this component exemplifies Nissan s commitment to performance and environmental responsibility, ensuring your vehicle operates efficiently while meeting stringent emissions standards.

**Pros and Cons of buying a Nissan 14912-EA20C Tube (Evaporative Control Solenoid Tube)**

The **Nissan 14912-EA20C** is an evaporative emission control (EVAP) system tube used in certain Nissan vehicles, primarily for the **solenoid valve connection**. Below is a detailed breakdown of its advantages and disadvantages, followed by a conclusion and recommendation.

---

### **Pros**

1. **Direct OEM Fitment**

The 14912-EA20C is an **original equipment (OEM) replacement part**, meaning it is designed to match the exact specifications of the factory component. This ensures proper compatibility with the vehicle s EVAP system, reducing the risk of leaks or improper function.

2. **Reliability and Durability**

Nissan s OEM parts are built to withstand the conditions of the vehicle s environment, including exposure to heat, vibrations, and fuel vapors. This makes the tube a dependable choice for long-term use.

3. **Prevents Emissions Failures**

The EVAP system is critical for passing emissions tests in many regions. A faulty tube can cause the **Check Engine Light (CEL)** to illuminate due to an EVAP leak code (e.g., P0455, P0456). Replacing it with the correct part helps maintain compliance with emissions regulations.

4. **Easy Installation**

The tube is relatively straightforward to replace, requiring minimal tools and no special expertise. Most mechanics or even experienced DIYers can install it in under an hour, depending on vehicle access.

5. **Cost-Effective for the Problem**

Compared to the potential cost of diagnostic trouble (if the issue isn t caught early) or repeated emissions test failures, replacing the tube is a **low-cost fix**. It typically costs between **$20 $50** (depending on retailer), making it a budget-friendly solution.

6. **Widespread Availability**

As an OEM part, it is readily available at **Nissan dealerships, auto parts stores (AutoZone, O Reilly, Advance Auto), and online retailers (Amazon, RockAuto, eBay)**. This ensures easy access for quick repairs.

7. **Minimal Risk of Counterfeit Parts**

Since it is a common OEM part, the likelihood of purchasing a **fake or low-quality aftermarket duplicate** is lower compared to less popular components. However, always verify the seller s reputation.

---

### **Cons**

1. **Limited Lifespan**

Like all rubber or plastic EVAP system components, the tube can **wear out, crack, or become brittle over time**, especially if exposed to extreme heat, UV light, or fuel vapors. This may require replacement every **5 10 years**, depending on driving conditions.

2. **Potential for Misidentification**

Nissan vehicles may have **multiple EVAP tube variations** (e.g., different lengths, connectors, or part numbers). Purchasing the wrong tube (e.g., a slightly different model like **14912-EA20B**) could lead to **poor fitment or leaks**. Always confirm the exact part number for your vehicle s year and model.

3. **DIY Installation Challenges**

While the replacement is simple, **locating the tube** in some vehicles (especially those with tight engine bays or complex EVAP routing) can be difficult. Improper handling during removal or installation may cause damage to surrounding components.

4. **Secondary Issues May Arise**

If the **solenoid valve or canister purge valve** is also failing, replacing just the tube may not fully resolve the EVAP leak. A **full system inspection** (including hoses, clamps, and seals) is recommended to prevent recurring problems.

5. **Aftermarket Alternatives May Be Cheaper**

While OEM parts are reliable, **aftermarket tubes** (from brands like **Denso, ACDelco, or local manufacturers**) are often **20 50% cheaper** and may offer similar quality. However, aftermarket parts carry a slightly higher risk of **poor fitment or early failure**, so reputable brands should be prioritized.

6. **Environmental and Fuel Efficiency Concerns**

A failing EVAP system can **reduce fuel efficiency** and increase emissions. While replacing the tube fixes the immediate issue, **long-term neglect of the entire EVAP system** (e.g., clogged canister, faulty solenoid) can lead to more significant problems.

---

### **Conclusion**

The **Nissan 14912-EA20C tube** is a **practical and reliable solution** for repairing an EVAP leak in compatible Nissan vehicles. Its **OEM quality, ease of installation, and cost-effectiveness** make it a strong choice for both mechanics and DIYers. However, **proper identification of the correct part number** is essential to avoid mismatches, and **inspecting the rest of the EVAP system** ensures a complete fix.

For most drivers, **purchasing the OEM part is the safest option**, especially if the vehicle is still under warranty (as some dealerships may cover EVAP system components). If budget is a concern, **high-quality aftermarket alternatives** from trusted brands can be a viable substitute.

---

### **Recommendation**

1. **Verify the Correct Part Number** Double-check that **14912-EA20C** is the exact part for your vehicle (year, model, and engine). Use resources like:

- Nissan s **parts lookup tool**

- Online forums (e.g., NissanTech, Reddit)

- A local mechanic for confirmation

2. **Consider an Aftermarket Option if Needed** If the OEM part is **significantly overpriced**, opt for a **reputable aftermarket tube** (e.g., **Denso or ACDelco**) to save money while maintaining reliability.

- Cracks or leaks in other hoses

- A clogged or failing **canister purge valve**

- Proper **vacuum pressure** (using a scan tool to check for leaks)

4. **Follow Proper Installation Steps**

- Disconnect the battery before working on the EVAP system.

- Use **plumber s tape or clamps** to ensure a secure connection.

- Test drive and **clear the CEL** after replacement to confirm the fix.

5. **Monitor for Recurring Issues** If the **Check Engine Light returns** shortly after replacement, the problem may lie elsewhere (e.g., a faulty solenoid or vacuum leak).

**Final Verdict:** The **Nissan 14912-EA20C tube is a sound investment** for resolving EVAP-related issues in compatible vehicles. With proper selection and installation, it provides a **quick, reliable fix** without major drawbacks. For best results, combine it with a **thorough EVAP system inspection** to prevent future problems.

Details:

Electrical parts are not returnable. Or have any Questions. Wales Nissan Wast Parts. What sets us apart.

Looking For Parts not Listed. Parts must be resalable and in the original packaging.

part #: 14912ea20c prices

• $15.93-$15.99

specifications emissyste:

• for makes: Nissan
• mpn: 14912-ea20c
• part type: Control Tube
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• replaces part number: 14912ea206

returns emissyste:

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

seller emissyste:

• # reviews: 1590
• rating: 99.0%
• city: Rio Rancho, New Mexico

payments emissyste:

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

offer emissyste:

• sold: 0
• quantity: 2
• availability: In Stock
• started: January 31, 2026
• options: Ship-to-home

shipping emissyste:

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

general emissyste:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts

Nissan 14912-EA20C Is Similar To:

• 11810-31u00 Nissan Infiniti Genuine Oem Pcv Valve (44% similar) Image not available for this item...(April 3rd, 2018)
• 11810-40p00 Nissan Infiniti Genuine Oem Pcv Valve (44% similar) Please review the attached pictures of listed items carefully. Please, feel free to for any questions. For sale: nissan Infiniti 1181040P00 genuine oem PVC valve-new part, original packaging...(January 2nd, 2019)
• 11810-5h71a Nissan Genuine Oem Pcv Valve (46.2% similar) Image not available for this item...(July 31st, 2018)
• 11826-84a10 1182684a10 Oem Nissan Factory Genuine Pulsar Sentra Blowby Gas Hose Day (38.8% similar) Please match part for compatibility if available not, examine the pictures very closely and carefully before purchasing. In case of damage please save all boxes and packaging item. In most cases they're exact and some instances estimated. Due to varying production dates, the years in offer title or ...(November 4th, 2018)
• 14064-jd00a Nissan Genuine Oem Exhaust Manifold Stud (46.6% similar) ...(June 21st, 2018)
• 14069-7j50a Nissan Genuine Oem Shield Bolt (47.3% similar) ...(September 1st, 2018)
• 14713-40u01 Nissan Genuine Oem Spacer Tube (40.9% similar) ...(May 9th, 2018)
• 14719-0b000 Nissan Genuine Oem Valve Gasket (46.8% similar) ...(May 9th, 2018)
• 14730-19p00 Nissan Genuine Oem Temp Sensor (43% similar) ...(July 26th, 2018)
• 14730-4s100 Nissan Genuine Oem Temp Sensor (43% similar) ...(August 3rd, 2018)
• 14741-3s500 Nissan Genuine Oem Control Valve (50.5% similar) ...(October 1st, 2018)