P1131 on the 2003 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.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| 18411 | 2005-04-05. Service bulletin. MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0133, P1131 OR P2195. *TT |
|---|---|
| 17960 | 2005-01-07. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0171/P0174, P1131/P1151, AND/OR P2195/P2197 IN CONTINUOUS 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.