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P0734 on the 2012 Ford E-150

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 P0734
ASI-445382014-10-01. Service bulletin. FORD/LINCOLN/MERCURY: THE INDICATOR MAY ILLUMINATE OVERDRIVE OFF AND/OR SLIPPING IN 3RD OR NO 4TH GEAR, DUE TO DIRECT CLUTCH FAILURE AND DIAGNOSTIC TROUBLE CODE (DTC) P0733 AND/OR P0734. MODEL 2008-2013 MARK LT, F-150, CROWN VICTORIA, GRAND MARQUIS, TOWN CAR, E SERIES. *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.