Yes that pipe is connected to the canister discharge electrovalve inside drivers side wing.The canister is connected to the fuel tank to prevent petrol vapours from entering the atmosphere (anti-pollution).The canister is a cylindrical container equipped with an active carbon filter.
The electrovalve, monitored by the injection ECU, allows the petrol vapours stored in the canister to be recycled.
The throttle housing allows the petrol vapours to be recycled to the air inlet .
Don't remove canister discharge valve because ECU will illuminate MIL lamp on the dash