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P0128 on the 2008 Ford F-650

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 P0128
TSB-08-10-22008-10-24. Service bulletin. FORD: 6.4L DIESEL ENGINE. VEHICLES BUILT BETWEEN 1/3/08 AND 5/5/08 DIAGNOSTIC TROUBLE CODES (DTCS) P0128, P0196, P1335, P0404 AND P0406. *PE

1 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.