LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 1989 >> RX Standard >> Repair and Diagnosis >> Engine Performance >> System >> System/Component Tests >> Emission Systems & Sub-Systems >> Fuel Evaporation >> System Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

System Test

Remove fuel filler cap. Disconnect vent hose between charcoal canister and fuel tank. Blow air toward canister. Check that air flows freely into canister. Blow air toward fuel tank. Check that air flows into tank with a slight resistance from 2-way valve.