Dorman 994-090 Vapor Canister Purge Valve

Dorman 994-090 Vapor Canister Purge Valve

This Dorman vapor canister purge valve is a direct replacement for the original equipment part, built for a precise fit and plug-and-play installation. It serves an important role in the evaporative emissions system on Ford Escape and Mercury Mariner applications.

Key Features

• Direct replacement purge valve for evaporative emissions service
• Engineered for OE-style fit and electrical connection
• One rectangular female connector with 2 blade terminals
• Metal and plastic housing construction
• Three-port design with 0.175 in, 0.34 in, and 0.48 in outside diameters
• Mounting bracket not included
• Compatible with 2001-2006 Ford Escape and 2005-2006 Mercury Mariner, w/Bracket

Detailed Description

Dorman 994-090 is a vapor canister purge valve designed to replace the factory purge valve in the evaporative control system. It helps regulate fuel vapor flow from the charcoal canister into the engine intake, supporting emissions-system operation and compliance requirements. This part number 994-090 is a direct-fit solution for 2001-2006 Ford Escape and 2005-2006 Mercury Mariner models with bracketed mounting. If you are replacing a failed purge valve on a Ford Escape or Mercury Mariner, 994-090 provides the OE-style configuration needed for a straightforward repair.

This part cross-references Standard Ignition CP676 and CP766 for the same application.

Common Problems This Part Can Address

• Check engine light related to evaporative emissions faults
• Hard starting after refueling
• Rough idle caused by purge valve leakage
• Fuel vapor control issues in the EVAP system
• Failed emissions inspection tied to purge valve operation

Installation Notes and Tips

Verify connector shape, terminal style, port sizes, and bracketed mounting before installation. This purge valve uses a single rectangular female connector and does not include mounting hardware or a mounting bracket. Confirm the vehicle application by year and model before replacing the original valve on a Ford Escape or Mercury Mariner.

Quality Assurance

Dorman manufactures this purge valve as a direct replacement component for OE-style service, with fitment and function aligned to the original evaporative emissions system design.