Some 2024 Mustang vehicles built on or before 5-Oct-2023 and equiped with a 5.0L engine may exhibit an illuminated MIL with DTC P0101 and/or P010B in the powertrain control module (PCM). This may be due to the software level of the PCM. To correct this condition, perform the Service Procedure below to reprogram the PCM to the latest software level via the Ford Diagnosis and Repair System (FDRS).