Standard Ignition CP677 Vapor Canister Purge Valve

OE Replacement Vapor Canister Purge Valve

Standard Ignition CP677 is a direct-fit vapor canister purge valve for evaporative emissions service. It is built with OE-style dimensions and connections for straightforward installation on select Ford Mustang models, including California emissions applications.

Use this purge valve when diagnosing evaporative system faults on a Ford Mustang. The CP677 combines a solenoid, a rectangular male connector, and a built-in filter element to support consistent vapor control in the EVAP system.

Key Features

• Direct-fit OE replacement vapor canister purge valve
• Fits 1999-2004 Ford Mustang
• Fits 1998 Ford Mustang with California emissions
• Rectangular male electrical connector with 2 blade terminals
• 3-port design with 2 hose connections
• 7/16 in. hose size
• Includes filter element
• Standard Ignition CP677 cross-references CP767 for the same application

Product Details

Standard Ignition CP677 is an evaporative system purge valve used to control fuel vapor flow from the charcoal canister into the engine intake. Its OE replacement design supports proper fitment on Ford Mustang applications from 1999 through 2004, plus 1998 Mustang models equipped with California emissions. The CP677 is built with durable materials for exposure to heat and underhood conditions, and it is tested during manufacturing to support reliable operation. This part cross-references Dorman OE Solutions 911-395 for the same application.

Common Issues This Part Can Help Resolve

• Check engine light related to EVAP purge flow faults
• Fuel vapor odor from a purge valve that does not seal correctly
• Rough idle or drivability concerns tied to purge control problems
• EVAP system leak or purge performance diagnostic trouble codes
• Failed emissions inspection caused by purge valve malfunction

Installation Notes and Tips

Verify connector style, hose size, and port layout before installation. The CP677 uses a male rectangular connector, 2 blade terminals, and 7/16 in. hose connections, so matching the original part configuration is important for proper installation on Ford Mustang EVAP systems. Confirm California emissions fitment for 1998 Mustang applications before ordering.

Quality Assurance

Standard Ignition maintains quality control throughout the manufacturing process and tests this purge valve for reliability before release. The part is produced as a direct-fit OE replacement to support consistent fit and function in the evaporative emissions system.