# P0448 on the 2019 Nissan Titan

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

- [10178229](https://open.wenmarpro.com/bulletins/10178229), 2020-08-09: 2016\-2019 TITAN; MIL ON WITH DTC P0448 AND WATER IN EVAP FILTER This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
- [10160165](https://open.wenmarpro.com/bulletins/10160165), 2019-05-20: 2016\-2019 TITAN; MIL ON WITH DTC P0448 AND WATER IN EVAP FILTER IF YOU CONFIRM The MIL is ON with DTC P0448 \(EVAP canister vent control valve close\) stored in the ECM and water is found in the EVAP filter, canister, or vent control valve ACTION Remove and replace the: \- Fuel filler tube. \- EVAP filter. \- EVAP canister. \- EVAP vent control valve. \- EVAP pressure sensor. IMPORTANT: Before any parts are removed from the vehicle, note the EVAP filter orientation and hose routing \(take a photo\). Hose routing and EVAP filter orientation is critical and varies depending on production date.