Standard Ignition CP3681 Vapor Canister

OE Vapor Canister Replacement

Standard Ignition CP3681 is a direct-fit vapor canister for evaporative emissions repair on select Ford and Lincoln applications. It is built for pressurized fuel systems and tested to help restore proper EVAP function, clear OBD codes, and address refueling concerns.

• Direct-fit OE replacement for easier installation and correct fit, form, and function
• Charcoal filter media for evaporative vapor storage
• Black finish with 2 ports
• Canister only, without gauge
• Designed and manufactured under complete quality control

Vehicle Fitment

• Fits 2024-2025 Ford Mustang, N/A
• Fits 2018-2020 Ford Mustang, N/A
• Fits 2021-2023 Ford Mustang, N/A, Canister Only
• Fits 2017-2020 Ford Escape, N/A
• Fits 2017-2020 Ford Fusion, N/A
• Fits 2017-2020 Ford Fusion, N/A, w/o Fuel Vapor Separator
• Fits 2017-2020 Ford Fusion, N/A, Sensor not Included
• Fits 2017-2020 Lincoln MKZ, N/A
• Fits 2017-2020 Lincoln MKZ, N/A, w/o Fuel Vapor Separator
• Fits 2017-2019 Lincoln MKC, N/A

Common EVAP Repair Symptoms

• Check engine light related to evaporative emissions faults
• OBD trouble codes tied to vapor storage or purge system performance
• Fuel odor from a saturated or damaged canister
• Refueling problems such as premature pump shutoff
• EVAP system leakage or restricted vapor flow

Installation Notes

Verify the vehicle’s EVAP configuration before installation, especially on Ford Fusion and Lincoln MKZ applications noted without a fuel vapor separator or sensor. Confirm port layout and mounting location against the original part before replacement. This part cross-references Standard Ignition CP1845 and CX2542 for the same application.

Quality Assurance

Standard Ignition manufactures this vapor canister with OE-style fit and function in mind, then subjects it to extensive testing to support proper EVAP operation on the listed Ford Mustang, Ford Escape, Ford Fusion, Lincoln MKZ, and Lincoln MKC applications.