P0320 on the 2004 Ford Expedition
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.
| 04149 | 2004-09-23. Service bulletin. DIAGNOSTIC TROUBLE CODE (DTC) P0320 WITH POSSIBLE DRIVEABILITY CONCERNS AND/OR CHARGING SYSTEM WARNING INDICATOR ON WITH POSSIBLE DTC P0620. *TT |
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| 17418 | 2004-07-26. Service bulletin. DIAGNOSTIC TROUBLE CODE (DTC) P0320 WITH DRIVEABILITY SYMPTOMS. *MJ |
| 17693 | 2004-07-24. Service bulletin. DIAGNOSTIC TROUBLE CODE (DTC) P0320 (IGNITION ENGINE SPEED INPUT CIRCUIT MALFUNCTION). *TT |
3 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.