# P0734 on the 2004 Ford F\-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

- [10004946](https://open.wenmarpro.com/bulletins/10004946), 2004-01-21: SOME VEHICLES BUILT BEFORE 9/16/03 EQUIPPED WITH A 4.6L/5.4L ENGINE AND 4R75E TRANSMISSION MAY EXHIBIT THE TRANSMISSION CONCERN INDICATOR LAMP \(TCIL\) ON WITH DIAGNOSTIC TROUBLE CODE P0733 \(3RD GEAR RATIO ERROR\) AND/OR P0734 \(4TH GEAR RATIO ERROR\). \*TT