HomeEmission Control > Evaporative SystemStandard Ignition CP591 Vapor Canister Purge Solenoid
Part #: CP591

Standard Ignition CP591 Vapor Canister Purge Solenoid

⚙️ 43 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep, Dodge, SRT, Ram, and Mitsubishi, Wrangler, Viper, Liberty, Nitro, Dakota, and Raider
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Overview of Standard Ignition Vapor Canister Purge Solenoid CP591

The Standard Ignition CP591 vapor canister purge solenoid is designed to regulate fuel vapor flow in emission control systems. This solenoid is compatible with select Dodge, Jeep, Mitsubishi, and Ram models, including the Dakota, Liberty, Nitro, Raider, Viper, Wrangler, and Wrangler JK.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Includes Spring and Filter Element
  • Hose Size: 1/4 inch
  • Port Quantity: 2
  • Terminal Gender: Male
  • Terminal Quantity: 2
  • Terminal Type: Blade

Detailed Product Description

The CP591 vapor canister purge solenoid from Standard Ignition is engineered to control the flow of fuel vapors from the charcoal canister to the intake manifold. Featuring a female connector and two blade-type male terminals, this solenoid ensures secure electrical connections. The included spring and filter element help maintain consistent operation and protect the system from contaminants. With two ports and a 1/4 inch hose size, it integrates seamlessly into the emission control system of compatible vehicles.

Compatible Vehicles and Applications

This vapor canister purge solenoid is compatible with various models from Dodge, Jeep, Mitsubishi, and Ram. It is specifically designed for use in Dodge Dakota, Jeep Liberty, Jeep Nitro, Mitsubishi Raider, Dodge Viper, Jeep Wrangler, and Jeep Wrangler JK models. The CP591 part number ensures proper fitment and function within these vehicles' emission control systems.

  • Regulates fuel vapor flow to reduce emissions
  • Prevents rough idling caused by faulty purge solenoid
  • Helps resolve check engine light issues related to EVAP system
  • Improves fuel efficiency by controlling vapor purge
  • Reduces evaporative emissions for environmental compliance

Installation Notes and Tips

When installing the Standard Ignition CP591 vapor canister purge solenoid, ensure the electrical connector is securely attached to the female connector. Verify that the 1/4 inch hoses are properly connected to the two ports to prevent leaks. Use appropriate tools to avoid damaging the blade terminals. It is recommended to inspect the surrounding EVAP system components for wear or damage during installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The CP591 vapor canister purge solenoid undergoes rigorous testing to ensure durability and reliable performance. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to provide confidence in the product's quality.

This part fits 43 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2018JeepWrangler3.6LV6N/A
2018JeepWrangler JK3.6LV6N/A
2017DodgeViper8.4LV10N/A
2017JeepWrangler3.6LV6N/A
2016DodgeViper8.4LV10N/A
2016JeepWrangler3.6LV6N/A
2015DodgeViper8.4LV10N/A
2015JeepWrangler3.6LV6N/A
2014JeepWranglerN/A
2013JeepWranglerN/A
2012JeepLibertyN/A
2012JeepWrangler3.6LV6N/A
2011DodgeNitro3.7LV6N/A
2011DodgeNitro4.0LV6N/A
2011JeepLibertyN/A
2011JeepWranglerN/A
2011RamDakota3.7LV6N/A
2011RamDakota4.7LV8N/A
2010DodgeDakotaN/A
2010DodgeNitro4.0LV6N/A
2010DodgeNitro3.7LV6N/A
2010DodgeViper8.4LV10N/A
2010JeepLibertyN/A
2010JeepWrangler3.8LV6N/A
2009DodgeDakotaN/A
2009DodgeNitro3.7LV6N/A
2009DodgeNitro4.0LV6N/A
2009DodgeViper8.4LV10N/A
2009JeepLiberty3.7LV6N/A
2009JeepWrangler3.8LV6N/A
2009MitsubishiRaiderN/A
2008DodgeDakotaN/A
2008DodgeNitro3.7LV6N/A
2008DodgeNitro4.0LV6N/A
2008DodgeViper8.4LV10N/A
2008JeepLiberty3.7LV6N/A
2008JeepWrangler3.8LV6N/A
2008MitsubishiRaiderN/A
2007DodgeDakotaN/A
2007DodgeNitro3.7LV6N/A
2007DodgeNitro4.0LV6N/A
2007JeepWrangler3.8LV6N/A
2007MitsubishiRaiderN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.