Fuel Tank Filler Cap Check
WARNING: This page is about a different car, the 2000 Honda Prelude. However, it is still accessible from the selected car via links, so may be relevant.
Ensure fuel tank filler cap is a Gray OEM cap and is tightened at least three clicks. Check filler cap seal. If seal is missing or damaged, replace filler cap. If filler cap is okay, go to EVAP PURGE CONTROL SOLENOID VALVE TEST .