# P0171 on the 1998 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 P0171

- [50529](https://open.wenmarpro.com/bulletins/50529), 1997-05-27: CONCERN FOR VEHICLES EXHIBITING LEAN CODES P0171 \& P0174 \(VACUUM LEAK\). \*TT