P0191 on the 2000 Ford Taurus
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.
| 14041 | 2001-07-24. Service bulletin. SOME VEHICLES MAY EXHIBIT VARIOUS DIAGNOSTIC TROUBLE CODES (DTCS) P1233, P1235, P1237, P0191) AND / OR DRIVEABILITY / TRANSMISSION SHIFTING CONCERNS DUE TO WIRING THAT HAS BECOME CHAFED ON THE TOP OF THE TRANSMISSION PAN OR THE BRACKET THAT SUPPORTS THE CONNECTOR C140. *TT |
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| 14187 | 2000-09-20. Service bulletin. CONCERNS WITH FLEX FUEL EQUIPPED VEHICLES EXHIBITING AN INTERMITTENT DIFFICULT TO DIAGNOSE MALFUNCTION INDICATOR LAMP ON WITH A DIAGNOSTIC TROUBLE CODE P0191 IN MEMORY. *TT |
2 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.