Dorman 911-338 Vapor Canister Purge Valve

Overview of Dorman Vapor Canister Purge Valve 911-338

The Dorman 911-338 vapor canister purge valve is designed for reliable emission control in select Nissan and INFINITI vehicles. This component plays a critical role in the evaporative system by regulating fuel vapor flow, helping maintain optimal engine performance and reduce emissions.

• Connector hose inside diameter: 0.192 inches
• Elliptical connector shape for secure fitment
• Durable housing constructed from both metal and plastic materials
• Two electrical terminals for reliable connection
• Single mount hole with a diameter of 0.235 inches for stable installation
• Compact length of 2.5 inches for easy integration
• Port diameters: 0.247 and 0.248 inches for precise vapor flow

Detailed Product Description

The Dorman 911-338 vapor canister purge valve is engineered to meet the specifications required by various Nissan and INFINITI models, including the 350Z, Altima, FX35, FX45, G35, M35, M45, Maxima, Murano, Q45, and Quest. Its dual-material housing combines metal and plastic to provide durability while maintaining lightweight characteristics. The elliptical connector shape and 0.192-inch inside diameter ensure a secure and leak-free connection within the evaporative system. With two electrical terminals and a single mounting hole, this valve is designed for straightforward installation and reliable operation.

Common Applications and Issues Addressed

• Prevents fuel vapor leaks that can trigger the check engine light
• Helps maintain proper fuel vapor flow for efficient engine combustion
• Reduces evaporative emissions to comply with environmental regulations
• Resolves rough idling or poor acceleration caused by faulty purge valves
• Eliminates fuel odor issues related to vapor canister malfunctions

Installation Notes and Tips

When installing the Dorman 911-338 vapor canister purge valve, ensure the elliptical connectors align properly with the corresponding hoses to prevent leaks. The single mounting hole with a 0.235-inch diameter should be securely fastened to avoid vibration-related damage. Verify electrical connections on the two terminals are tight and free of corrosion. It is recommended to inspect the surrounding evaporative system components during installation for any signs of wear or damage.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing dependable performance for emission control systems. The 911-338 vapor canister purge valve undergoes rigorous testing to ensure durability and functionality. This part is backed by Dorman's limited warranty, offering coverage against defects in material and workmanship under normal use.