Fuel Evaporation System: Maintenance

Inspect fuel tank, canister, filler cap, lines and hoses for damage, leaks, and deterioration every 60,000 miles or every 4 years. Replace gasket in filler cap.

To clean charcoal canister filter remove hoses from canister and apply 43 psi (3.02 kg/cm² ) of air pressure to the outer vent control valve port.

Hold other top canister port(s) closed and check that no carbon comes out of canister.