Dorman 911-389 Vapor Canister Purge Valve

Overview of Dorman Vapor Canister Purge Valve 911-389

The Dorman Vapor Canister Purge Valve 911-389 is designed to maintain proper evaporative emissions control in select Mitsubishi vehicles. This component ensures efficient fuel vapor management, helping your Mitsubishi ASX, Lancer, Outlander, Outlander PHEV, Outlander Sport, and RVR operate within emission standards.

• Connector hose inside diameter: 0.325 inches
• Single elliptical-shaped connector for secure fit
• Durable plastic housing material
• Two male terminals for reliable electrical connection
• Inlet inside diameter of 0.21 inches
• Compact length of 2.56 inches for easy installation
• Two ports with 0.325 inch outside diameter each
• Includes one purge valve per package

Technical Details and Specifications

The Dorman 911-389 vapor canister purge valve features a plastic housing designed to withstand typical engine bay conditions while maintaining durability. Its elliptical connector shape and 0.325-inch hose diameter ensure a tight and secure connection to the evaporative system. The valve includes two male terminals, facilitating straightforward electrical hookup. With a length of 2.56 inches and two ports sized at 0.325 inches outside diameter, this valve fits precisely within the Mitsubishi evaporative system architecture. The inlet diameter of 0.21 inches supports proper vapor flow control, essential for emission regulation.

Compatible Mitsubishi Models

This vapor canister purge valve is compatible with a range of Mitsubishi vehicles, including the ASX, Lancer, Outlander, Outlander PHEV, Outlander Sport, and RVR. When replacing the purge valve on these models, using part number 911-389 ensures proper fit and function within the evaporative system.

Function and Common Issues Addressed

• Regulates fuel vapor flow from the charcoal canister to the intake manifold
• Prevents fuel vapor leaks that can trigger the check engine light
• Helps maintain optimal engine performance and fuel efficiency
• Reduces harmful emissions by controlling evaporative system operation
• Addresses issues such as rough idling, failed emissions tests, and poor fuel economy

Installation Notes and Tips

Installation of the Dorman 911-389 purge valve requires disconnecting the old valve and connecting the new valve’s elliptical connector securely to the hose with a 0.325-inch inside diameter. Ensure the two male terminals are properly connected to the vehicle’s wiring harness. No mounting hardware is included, so use existing brackets or mounts. Verify all connections are tight to prevent vapor leaks. It is recommended to consult the vehicle’s service manual for specific removal and installation procedures.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications. The 911-389 vapor canister purge valve undergoes quality checks to ensure reliable performance in Mitsubishi vehicles. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to the product documentation for exact warranty terms.