Evaporative Check Valve: Locations

Fig. 6 Component Locations (Emission Control System):

[B] Charcoal Canister: Center, rear of engine compartment
[C] Float Bowl Vent Valve (BVV): On carburetor
[O] Fuel Check Valve: Rear, RH side of engine compartment
[M] Overfill Limiter: Rear of vehicle, by fuel tank
Purge Control Valve: Center, rear of engine compartment
[H] Thermo Valve: LH side of engine, in intake manifold
Vacuum Relief Valve: In fuel filler cap