# P0448 on the 2009 Nissan Altima

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0448

- [10032964](https://open.wenmarpro.com/bulletins/10032964), 2010-06-18: NISSAN: THE MIL IS ON WITH ONE OR MORE OF THE FOLLOWING DTCS STORED: P0442/P0448/P0455/P0456 AND EVAP VENT CONTROL VALVE IS STUCK OPEN OR WILL NOT SEAL WHEN OPERATED/CLOSED. REPLACE VENT CONTROL VALVE; INSTALL FILTER KIT LISTED IN PARTS INFORMATION; AND CLEAR ANY DTCS STORED IN THE ECM. \*PE UPDATED 6/15/11. \*PE