1998 Nissan Maxima code P0440
1 Answer
StevenWicked answered 3 years ago
Most likely a bad EVAP purge valve or broken vent.
2 people found this helpful.
Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.