Dorman 994-043 Vapor Canister Purge Valve

Overview of Dorman Vapor Canister Purge Valve 994-043

The Dorman Vapor Canister Purge Valve 994-043 is designed to maintain proper evaporative emissions control in select Ford and Lincoln vehicles. This component plays a critical role in managing fuel vapor flow, helping to reduce emissions and improve engine performance.

• Connector hose inside diameter: 11.8 mm
• Blade terminal type with 2 male terminals
• Single female rectangular connector
• Plastic housing for durability and corrosion resistance
• Two mounting holes with 6.6 mm diameter each
• Overall length of 93 mm for precise fitment
• Two ports with 11.8 mm outside diameter
• Compatible with Ford C-Max, Fusion, and Lincoln MKZ models

Detailed Product Description

The Dorman 994-043 vapor canister purge valve is engineered to regulate the flow of fuel vapors from the charcoal canister to the intake manifold. Its plastic housing ensures resistance to heat and chemical exposure, while the blade-type terminals provide secure electrical connections. The valve features a single female rectangular connector with two male terminals, designed for reliable engagement with the vehicle’s wiring harness. With two ports measuring 11.8 mm outside diameter and an inlet inside diameter of 9 mm, this valve fits precisely within the evaporative system of compatible Ford and Lincoln vehicles. The 93 mm length and dual mounting holes (6.6 mm diameter) allow for straightforward installation and secure mounting.

Compatible Vehicles and Applications

This vapor canister purge valve is compatible with the following vehicles:

• Ford C-Max
• Ford Fusion
• Lincoln MKZ

It is specifically designed to replace the original equipment part, ensuring proper fit and function within the evaporative emissions system of these models.

Common Issues Addressed by This Purge Valve

• Check engine light triggered by faulty purge valve operation
• Rough idling or engine hesitation due to improper vapor flow
• Failed emissions tests related to evaporative system leaks
• Fuel odor caused by vapor canister purge valve malfunction
• Reduced fuel efficiency linked to evaporative system faults

Installation Notes and Tips

When installing the Dorman 994-043 purge valve, ensure the electrical connector is fully seated and the blade terminals are clean and free of corrosion. The two mounting holes require appropriate fasteners (not included) to secure the valve firmly in place. Verify that the hose connections match the 11.8 mm port diameters for a leak-free seal. It is recommended to inspect the surrounding evaporative system components for wear or damage during replacement.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. While specific warranty details for part number 994-043 are not provided here, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.