Ford F-150 2018 — technical service bulletin
Bulletin SSM 47072 · NHTSA communication 10136593 · issued Feb 13, 2018
Technical service bulletin
communication type
Electrical System
component
2018
model years
1
vehicle entries
Official summary
Some 2018 F-150, Expedition, and Navigator vehicles may exhibit an illuminated MIL with DTC P0521 stored in powertrain control module (PCM) usually after a crank, no-start event. Refer to Workshop Manual (WSM), Section 303-14 for normal diagnostics. If unable to determine root cause, do not attempt any repairs. Engineering is investigating, monitor OASIS for updates.
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.