# P0403 on the 2004 Ford E\-450

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 P0403

- [10013307](https://open.wenmarpro.com/bulletins/10013307), 2005-04-14: LACK OF POWER OR RUNS ROUGH CONDITION, AND/OR THE MALFUNCTION INDICATOR LIGHT ON WITH EGR RELATED DIAGNOSTIC TROUBLE CODES \(P0401, P0402, P0403, P0404, P0405, OR P0406\). \*TT