Illuminated MIL with DTC P203B – 2016-2017 Ford F-650, F-750
NHTSA ID Number: 10201066 Manufacturer Communication Number: TSB 21-2287 Summary This article supersedes TSB 17-0068 to update the Service Procedure and Parts List. Some 2016-2017 F-650/F-750 vehicles equipped with a 6.7L diesel engine and built on or before 21-Aug-2017 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P203B. This may be … Read more