Evaporative Emissions - Overview

WARNING: This page is about a different car, the 2022 Ford Bronco Sport. However, it is still accessible from the selected car via links, so may be relevant.

Overview

The EVAP system prevents hydrocarbon emissions from entering the atmosphere by storing fuel vapors and routing the vapors to the engine to be consumed during normal engine operation.

The EVAP system consists of:

EVAP canister
EVAP canister purge valve
EVAP canister vent solenoid
EVAP blocking valve
EVAP canister ventilation filter
Fuel Tank Pressure (FTP) sensor and tube
Easy Fuel (capless) fuel tank filler pipe