Dorman 994-038 Vapor Canister Purge Valve

Overview of Dorman Vapor Canister Purge Valve 994-038

The Dorman Vapor Canister Purge Valve 994-038 is designed specifically for Ford Fiesta models, ensuring precise control of fuel vapor emissions. This essential emission control component helps maintain your vehicle’s evaporative system efficiency and supports compliance with environmental standards.

• Connector hose inside diameter: 8 mm for secure hose fitment
• Blade terminal type with 2 male terminals for reliable electrical connection
• Single female rectangular connector for easy integration
• Durable plastic housing designed for long-lasting performance
• Two ports with 11.6 mm outside diameter and inlet diameters of 5.3 mm and 3.2 mm
• Compact length of 77 mm for straightforward installation
• Includes one purge valve per package

Detailed Product Description

The Dorman 994-038 vapor canister purge valve is engineered to regulate the flow of fuel vapors from the charcoal canister to the intake manifold in Ford Fiesta vehicles. Its plastic housing provides resistance to heat and corrosion, while the blade terminal type with two male terminals ensures a secure electrical connection. The valve features a single female rectangular connector, simplifying the wiring harness connection. With two ports measuring 11.6 mm outside diameter and inlet diameters of 5.3 mm and 3.2 mm, this valve fits precisely within the evaporative system. The 77 mm length allows for compatibility with the Ford Fiesta’s engine bay layout without requiring modifications.

Common Applications and Issues Addressed

• Prevents fuel vapor leaks that can trigger the check engine light
• Helps maintain proper fuel vapor flow to reduce emissions
• Resolves rough idling caused by faulty purge valve operation
• Eliminates hard starting issues related to vapor canister malfunction
• Supports overall evaporative system performance in Ford Fiesta models

Installation Notes and Tips

When installing the Dorman 994-038 vapor canister purge valve, ensure the connector hose matches the 8 mm inside diameter for a secure fit. Verify the blade terminals align correctly with the vehicle’s wiring harness. No mounting hardware is included, so use existing brackets or hardware from the original valve. Double-check the orientation of the two ports with 11.6 mm outside diameter to ensure proper connection to the evaporative system hoses. Always disconnect the battery before installation to avoid electrical shorts.

Quality Assurance and Warranty

Dorman manufactures the 994-038 vapor canister purge valve to meet or exceed OEM specifications for Ford Fiesta vehicles. The plastic housing and terminal design undergo rigorous testing to ensure durability and reliable performance under typical operating conditions. This part is backed by Dorman’s standard warranty, providing coverage against defects in materials and workmanship for a specified period.