Ford F-250 SD 2023–2024 — technical service bulletin
Bulletin SSM 52299 · NHTSA communication 10250850 · issued Feb 27, 2024
Technical service bulletin
communication type
Electrical System
component
2023–2024
model years
12
vehicle entries
Official summary
Some 2023-2024 F-Super Duty vehicles equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC stored in the powertrain control module (PCM). Before performing normal diagnostics, inspect connectors C1273C (32 pin) and C406 (14 pin) for proper connection. Also disconnect and inspect C1415 (32 pin), C406 (14 pin), C4863 (7 pin) and C4864 (5 pin) on the 14405 vehicle harness for signs of terminal push out, water intrusion and/or corrosion. Refer to the Wiring Diagram for conne
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.