# P0171 on the 1997 Ford Explorer

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

- [627927](https://open.wenmarpro.com/bulletins/627927), 2002-02-26: SOME VEHICLES MAY EXHIBIT VACUUM OR AIR LEAKS IN THE INTAKE MANIFOLD AND / OR ENGINE SYSTEM CAUSING DIAGNOSTIC TROUBLE CODES P0171 AND OR P0174. \*TT
- [613721](https://open.wenmarpro.com/bulletins/613721), 2000-07-27: SOME VEHICLES MAY COME IN FOR A MALFUNCTION INDICATOR LAMP \(MIL\) ON WITH DIAGNOSTIC TROUBLE CODE P0171 AND/OR P0174 IN SELF TEST. \*\*MR
- [606479](https://open.wenmarpro.com/bulletins/606479), 1999-08-25: THE MALFUNCTION INDICATOR LAMP \(MIL\) MAY ILLUMINATE AND DIAGNOSTIC TROUBLE CODES \(DTCS\) P0171, P0174, P1131, AND / OR P1151 MAY BE PRESENT WITH OR WITHOUT MISFIRE, ROLLING IDLE, ROUGH IDLE, ETC. \*TT