TOYOTA OE SU00311662 Emission Check Valve
fits make: Toyota. year: 2017–2020.
( Brand: Toyota Oe ), ( Manufacturer Part Number: SU00311662 ), ( Part Type: Valve Check ), ( Product Type: Emission Control ), ( Universal Fitment: Direct Replacement ), ( Partslink Number: Su00301108, Su00311662 ), ( Compatible Model S : 86 ), ( Product Subtype: Vapor Canisters ), ( Department: Oem )
Review TOYOTA OE 86 Emission Check Valve fits 2017–2020
The **Toyota SU00311662 Emission Check Valve** is a precision-engineered component designed specifically for Toyota vehicles manufactured between the model years **2017 and 2020**, ensuring compliance with evolving emissions regulations while maintaining optimal engine performance. This high-quality check valve is a critical part of the vehicle s **Evaporative Emission Control System (EVAP)**, which prevents fuel vapors from escaping into the atmosphere while the engine is off, thereby reducing harmful hydrocarbon emissions. Crafted from durable materials, the SU00311662 is built to withstand the pressures and temperature fluctuations within the fuel system, providing a reliable seal that prevents leaks and ensures the integrity of the EVAP canister purge system. Its seamless integration with the vehicle s onboard diagnostics (OBD-II) system helps maintain accurate emissions readings during inspections, avoiding costly failure codes such as **P0446 (EVAP System Leak Detected)** or **P0455 (EVAP System Leak Detected Small Leak)**. Whether replacing a worn-out original component or upgrading an aftermarket installation, this valve guarantees long-term functionality, contributing to both environmental compliance and engine efficiency. Its straightforward installation often requiring minimal tools makes it an accessible yet indispensable part for Toyota owners seeking to keep their vehicles running smoothly while adhering to emissions standards.
### **Pros and Cons of Buying a 2017-2020 Toyota SUV (Assuming a Toyota RAV4 or similar model) with a Bad Emission Check Valve**
#### **Pros:**1. **Reliability and Durability** Toyota vehicles, especially the RAV4, are known for their strong resale value, longevity, and robust engineering. Even with a minor issue like a faulty emission check valve, the core drivetrain and structure remain dependable.
2. **Low-Cost Fix** The emission check valve is a relatively inexpensive part to replace, typically costing between $50 and $150 for the valve itself, with labor adding another $100 $200. This makes it a low-risk repair compared to major engine or transmission problems.
3. **Minimal Impact on Performance** The emission check valve primarily affects emissions testing and fuel efficiency rather than drivability. The vehicle should still run smoothly, though it may fail an emissions inspection if not repaired.
4. **Widespread Availability of Parts** Toyota parts, including emission-related components, are widely available, making repairs straightforward and reducing downtime.
5. **Potential for Future Resale Value** If the vehicle is otherwise well-maintained, fixing the emission check valve ensures it passes inspections, which can help maintain or even improve its resale value.
6. **No Major Underlying Issues** Unless the check valve failure is symptomatic of a larger problem (e.g., exhaust leaks, catalytic converter issues), it is likely an isolated repair.
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#### **Cons:**1. **Emissions Test Failure** The primary downside is that the vehicle will fail an emissions test if the check valve is not functioning correctly. This can be inconvenient if the car is used for commuting or required for work.
2. **Potential for Additional Problems** While rare, a failing emission check valve could sometimes indicate underlying issues like a clogged catalytic converter or exhaust leaks, which would require more extensive (and costly) repairs.
3. **Time and Inconvenience** Even if the repair is cheap, it still requires scheduling a visit to a mechanic, which may involve downtime if the vehicle is needed immediately.
4. **Fuel Efficiency Concerns (Indirectly)** A faulty check valve can sometimes lead to slightly reduced fuel efficiency, though this is usually minor compared to other engine-related issues.
5. **Depreciation Risk (If Unrepaired)** If the vehicle remains in this condition for an extended period, it may become harder to sell or lease, as buyers or leasing companies will require a clean emissions report.
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### **Conclusion:**Buying a 2017-2020 Toyota SUV with a bad emission check valve is generally a **low-risk purchase** if the vehicle is otherwise in good condition. The repair is straightforward and inexpensive, and the long-term reliability of Toyota makes it a sound choice for most buyers. However, the inconvenience of failing emissions tests and the potential for hidden issues (though unlikely) should be considered.
If the vehicle is needed for daily use or required to pass inspections, addressing the check valve promptly is advisable. If the buyer is flexible on timing or the vehicle is primarily for occasional use, the issue may be manageable without immediate repair though this depends on local emissions laws.
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### **Recommendation:**- **If the vehicle is otherwise in excellent condition**, proceed with the purchase and budget for the emission check valve repair ( $150 $300 total). This is a minor, easily fixable issue that does not significantly impact the car s value or performance.
- **If the vehicle has other known issues** (e.g., suspension wear, electrical problems, or high mileage), conduct a thorough inspection before buying to ensure the emission check valve failure isn t masking a larger problem.
- **Check local emissions laws** if the vehicle is required to pass inspections for registration or leasing, prioritize the repair before finalizing the purchase.
- **Consider getting a pre-purchase inspection** to confirm the check valve is the only issue and that the vehicle is mechanically sound.
For most buyers, this is a **minor inconvenience rather than a dealbreaker**, especially given Toyota s reputation for reliability. However, always weigh the repair cost against the vehicle s overall condition and your intended use.
Details:
Emission Check Valve SU00311662 by Toyota OE. Replaces Original OE Part #: SU00301108, SU00311662. Unlike many aftermarket parts, these are made with quality and care you've come to expect from Toyota. Proven to offer long-lasting performance.
Theres no better way to make your Toyota look and perform the it should than relying on genuine OE parts. Features: Genuine Toyota OEM parts designed to fit perfectly. They meet strict specifications for performance, fit, and form install with no modifications required. Manufactured and tested to strict Toyota standards.
part #: su00311662 prices
- $52.49-$248.74
specifications emissyste:
- for makes: Toyota
- for years: 2017-2020
- brand: Toyota Oe
- mpn: Su00311662
- part type: Valve Check
- product type: Emission Control
- universal fitment: Direct Replacement
- partslink number: Su00301108, Su00311662
- compatible model s : 86
- product subtype: Vapor Canisters
- department: Oem
shipping emissyste:
- carrier: FedEx
- service: FedEx Ground / FedEx Home Delivery
- transit: 5-11 Days
- type: Calculated
- cost: $21.63
- class: Standard
returns emissyste:
- policy: Returns Accepted
- paid by: Seller
- time: 30 Days
general emissyste:
- condition: New
- Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
seller emissyste:
- city: Brunswick, Ohio
- # reviews: 8498
- rating: 99.6%
payments emissyste:
- credit card: Discover
- wallet: Google-pay
- other
offer emissyste:
- sold: 0
- availability: In Stock
- started: February 22, 2026
- options: Ship-to-home
- quantity: 3
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