P0171 on the 2000 Ford Escort
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.
| 16746 | 2003-09-09. Service bulletin. HIGHER THAN NORMAL IDLE SPEED, RUNS ROUGH AT IDLE AND/OR DIAGNOSTIC TROUBLE CODE (DTC) P0171. *TT |
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| 01205 | 2002-02-26. Service bulletin. 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 |
| 15051 | 2001-09-06. Service bulletin. EXHIBITING HIGHER THAN NORMAL IDLE SPEED, RUNS ROUGH AT IDLE AND / OR DIAGNOSTIC TROUBLE CODE P0171. *TT |
3 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.