Evaporative Check Valve

Canister purge control valve
Opening vacuum 90±20 mmHg (3.7 in.Hg)

Evaporative emission check and relief valve
Opening pressure from fuel tank to canister 40 mmHg (1.6 in.Hg)
Opening vacuum from air cleaner to fuel tank 20 mmHg (0.6 in.Hg)