P0441 Nissan Altima
EVAP System Incorrect Purge Flow · Powertrain Code · Low · Repair: Moderate
What is P0441?
The EVAP system is not purging fuel vapors correctly. Usually caused by a faulty purge valve or vacuum line issue.
When the Nissan Altima triggers code P0441 (evap system incorrect purge flow), it typically points to an issue in the powertrain system. Below you'll find the most common causes, symptoms, and repair options specific to the Nissan Altima.
This repair is rated moderate, meaning some experience and specialty tools required.
Diagnostic data on this page is compiled from publicly available repair resources and technical service bulletins. Always have a qualified mechanic confirm the diagnosis before authorizing repairs on your Nissan Altima.
Common Causes on Nissan Altima
- Failed EVAP canister purge volume control valve
- Clogged EVAP purge line
- EVAP canister saturated or cracked
- Fuel tank pressure sensor fault
Symptoms
- Check Engine Light on
- Slight fuel smell
- No driveability symptoms
Notes for Nissan Altima
The purge volume control valve is located on or near the intake manifold and is the most common P0441 cause on Nissan.