Standard Ignition CP594 Vapor Canister Purge Solenoid

Vapor Canister Purge Solenoid for Saturn

Standard Ignition CP594 is a vapor canister purge solenoid for emission control service on select Saturn vehicles. It uses a female oval connector, male blade terminals, and a 2-port layout with a 1/4-inch hose size for direct replacement-style service.

Compatible With 1998-2002 Saturn SC1, SC2, SL, SL1, SL2, SW1, and SW2 applications, including 2000-2002 Saturn SL2 and 2000-2001 Saturn SW2 under-hood configurations. The CP594 is built for Saturn SC1, Saturn SL2, and related models where the purge solenoid is part of the evaporative emissions system.

Key Features

• Standard Ignition CP594 vapor canister purge solenoid
• Female connector with one oval connector interface
• Male blade terminals with 2-terminal design
• 2-port solenoid body with 1/4-inch hose connection
• Filter element included for purge system service
• Direct-fit style for select Saturn evaporative emissions applications

Detailed Description

The Standard Ignition CP594 is an emission control vapor canister purge solenoid used to regulate purge flow from the charcoal canister into the engine intake. It is specified with a female connector, oval connector shape, male blade terminals, and a built-in filter element to support proper routing of vapors through the EVAP system. This part cross-references Dorman OE Solutions 911-077 for the same application.

Use CP594 when servicing Saturn SC1, Saturn SC2, Saturn SL, Saturn SL1, Saturn SL2, Saturn SW1, and Saturn SW2 models from 1998-2002. For Saturn owners searching for a vapor canister purge solenoid for 1998-2002 Saturn SL2 or a purge solenoid for 2000-2001 Saturn SW2 under hood, this part number is a direct catalog match to the listed applications.

Common Issues This Part May Address

• Check engine light related to EVAP purge circuit faults
• Rough idle caused by purge flow control problems
• Fuel vapor odor from purge system leakage
• Hard starting after refueling due to purge valve malfunction
• Emissions test failure tied to evaporative emissions system errors

Installation Notes and Tips

Verify the connector style, hose size, and port layout against the original part before installation. Confirm the vehicle application by year and model, especially on Saturn SL2 and SW2 under-hood configurations. Inspect the EVAP hoses and electrical connector for wear, corrosion, or cracking before installing the new solenoid.

Quality Assurance

Standard Ignition supplies emission control components for replacement service, and CP594 is cataloged against multiple interchange numbers, including Standard Ignition CP684, for application matching.