Standard Ignition CP3291 Vapor Canister

OE Vapor Canister for Evaporative Emissions Control

Standard Ignition CP3291 is a direct-fit vapor canister built to OE specifications for evaporative emissions control. It is designed for pressurized fuel systems and includes an integrated check valve calibrated to vehicle-specific operating pressure needs.

Fits 2011-2012 Ford Escape, N/A. Fits 2011 Mercury Mariner, N/A. This part cross-references Dorman OE Solutions 911-306 for the same application.

Key Features

• OE-spec vapor canister for direct replacement fitment
• Integrated check valve with vehicle-specific operating pressure calibration
• Built for pressurized fuel systems and creep-load durability
• Black housing with one female connector, one port, and two hose connectors
• Filter element included for evaporative system service
• Standard Ignition CP3291 for Ford Escape and Mercury Mariner applications

Detailed Description

The Standard Ignition CP3291 vapor canister is engineered to control fuel vapor loss from the evaporative emissions system and help maintain proper fuel system sealing. Its OE-based design supports direct replacement on 2011-2012 Ford Escape and 2011 Mercury Mariner models, with construction intended for the demands of pressurized fuel systems. The integrated check valve and blade-terminal electrical interface are matched to the application requirements, while the black housing and compact 21-inch length support factory-style packaging.

For buyers searching for a Ford Escape vapor canister replacement or a Mercury Mariner evaporative emissions canister, CP3291 provides a vehicle-specific solution that aligns with the original system layout. The part number CP3291 is also useful when cross-checking evaporative system service parts and catalog listings.

What It Helps Address

• Fuel vapor leaks from a damaged or saturated canister
• Evaporative emissions system fault codes related to vapor storage
• Fuel odor caused by loss of vapor containment
• Improper pressure control in the evaporative system
• Driveability issues tied to EVAP system sealing problems

Installation Notes and Tips

Verify connector style, hose routing, and port layout against the original unit before installation. Confirm the vehicle application by year, make, and model, and inspect adjacent EVAP hoses and fittings for cracks or wear that could affect system performance. For 2011-2012 Ford Escape and 2011 Mercury Mariner service, match the replacement canister to the factory mounting location and electrical connection style.

Quality Assurance

Standard Ignition manufactures this vapor canister to OE specifications and tests it for direct-fit replacement use. The CP3291 is built with materials selected for precision performance in evaporative emissions service.