P0401 on the 2004 Ford F-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.
| 18525 | 2005-12-07. Service bulletin. BUCK/JERK, LACKS POWER, BLACK SMOKE, ROLLING IDLE, SURGE, MIL ON, AND DIAGNOSTIC TROUBLE CODES P2263, P0299, OR P0401. *TT |
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| 18362 | 2005-04-14. Service bulletin. 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 |
2 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.