HomeEmission Control > Evaporative SystemStandard Ignition CP3221 Vapor Canister
Part #: CP3221

Standard Ignition CP3221 Vapor Canister

14 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford and Mercury, Explorer, Explorer Sport Trac, and Mountaineer
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Overview of Standard Ignition Vapor Canister CP3221

The Standard Ignition CP3221 vapor canister is designed for emission control in select Ford and Mercury vehicles. This vapor canister helps maintain your vehicle's evaporative system by capturing fuel vapors and preventing them from escaping into the atmosphere.

  • Includes a filter element for enhanced vapor filtration
  • Equipped with two hose connectors for secure attachment
  • Hose size compatible with 1/2 inch diameter hoses
  • Measures 27.8 inches in length for proper fitment
  • Features two ports to support efficient vapor flow

Detailed Product Description

The Standard Ignition CP3221 vapor canister is engineered to meet the specifications required for Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models. Its integrated filter element ensures that fuel vapors are effectively filtered before being routed through the evaporative system. The canister includes two hose connectors sized for 1/2 inch hoses, providing a secure and leak-free connection. With a length of 27.8 inches and two ports, this vapor canister supports proper vapor management and system integrity.

Compatible Vehicles and Applications

This vapor canister is compatible with the following vehicles:

  • Ford Explorer
  • Ford Explorer Sport Trac
  • Mercury Mountaineer

Common Issues Addressed by Vapor Canister CP3221

  • Prevents fuel vapor leaks that can trigger the check engine light
  • Reduces evaporative emissions to comply with environmental regulations
  • Helps maintain proper fuel system pressure and performance
  • Eliminates fuel odor caused by vapor escape
  • Supports efficient operation of the evaporative emission control system

Installation Notes and Tips

When installing the Standard Ignition CP3221 vapor canister, ensure that the two hose connectors are securely attached to 1/2 inch hoses to prevent leaks. Verify that the canister length of 27.8 inches fits properly within the designated mounting area. It is recommended to inspect all hoses and connections for wear or damage during installation and replace as necessary to maintain system integrity.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit and function. The CP3221 vapor canister undergoes rigorous quality control to ensure reliable performance in Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer vehicles. Please refer to Standard Ignition's warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberCP3221
Filter Element IncludedYes
Hose Size - Inches1/2 "
Length - Inches27.8

This part fits 14 vehicles. Search below:

YearMakeModelPositionNotes
2010FordExplorerN/A
2010FordExplorer Sport TracN/A
2010MercuryMountaineerN/A
2009FordExplorerN/A
2009FordExplorer Sport TracN/A
2009MercuryMountaineerN/A
2008FordExplorerN/A
2008FordExplorer Sport TracN/A
2008MercuryMountaineerN/A
2007FordExplorerN/A
2007FordExplorer Sport TracN/A
2007MercuryMountaineerN/A
2006FordExplorerN/A
2006MercuryMountaineerN/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:

2-700854B13536L2Z9D653A73-10333776-52951911-343CP1361CPP1312CX2076FVCE40007

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