Dorman 994-042 Vapor Canister Purge Valve

Overview of Dorman Vapor Canister Purge Valve 994-042

The Dorman Vapor Canister Purge Valve 994-042 is designed specifically for Subaru Legacy models, ensuring precise control of fuel vapor flow within the evaporative emission system. This valve helps maintain optimal engine performance and reduces harmful emissions by regulating vapor purge efficiently.

• Compatible with Subaru Legacy vehicles
• Two ports with 0.25 inch outside diameter each
• Durable metal and plastic housing construction
• Features one female rectangular connector with two terminals (male and blade types)
• Includes mounting hardware for secure installation
• Compact length of 2.55 inches for easy fitment
• Connector quantity: 1 with no hose included

Detailed Product Description

The Dorman 994-042 vapor canister purge valve is engineered to meet the specifications required by Subaru Legacy models. It features two ports, each with a 0.25 inch outside diameter, allowing for precise vapor flow control. The valve’s housing combines metal and plastic materials to provide durability and resistance to heat and corrosion. The connector is female with a rectangular shape, housing two terminals—one male blade and one Aspa type—ensuring reliable electrical connection. The valve measures 2.55 inches in length, making it compact enough for tight engine compartments. This part includes mounting hardware, such as a screw with an 8mm thread diameter and a 0.33 inch mounting hole diameter, facilitating straightforward installation.

Common Applications and Issues Addressed

• Prevents fuel vapor leaks in the evaporative emission system
• Helps resolve engine performance issues related to vapor purge malfunction
• Reduces check engine light triggers caused by faulty purge valves
• Improves fuel efficiency by maintaining proper vapor flow
• Supports emission compliance for Subaru Legacy vehicles

Installation Notes and Tips

When installing the Dorman 994-042 vapor canister purge valve, ensure the connector is securely attached to avoid electrical faults. Verify that the two 0.25 inch ports are properly connected to the corresponding hoses in the evaporative system. Use the included mounting hardware to firmly secure the valve in place, preventing vibration or movement during vehicle operation. It is recommended to inspect surrounding hoses and connectors for wear or damage during replacement to maintain system integrity.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for Subaru Legacy vehicles. The 994-042 vapor canister purge valve undergoes rigorous quality control to ensure durability and proper function. Please refer to Dorman’s warranty policy for specific coverage details.