You may need to connect the EVAP vent solenoid electrical connector, install the EVAP canister to the underbody of the vehicle, then install the EVAP canister-to-underbody nuts, connect the EVAP canister purge hose/pipe to the EVAP canister, connect the EVAP canister vent hose/pipe to the EVAP canister, and connect the EVAP canister fresh air hose/pipe to the fuel tank fresh air hose/pipe.