FORD
TSB 26-2359
Manufacturer communications
- Publication date
- 2026-08-04
- Received by NHTSA
- 2026-08-10
- NHTSA record numbers
- 11036074
Manufacturer summary
Original wording in English
Some of the vehicles listed in the Model statement above may exhibit an incorrectly illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0420 stored in the powertrain control module (PCM). This may be due to the software in the PCM.
Reported code forms
Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.