Affected Component: ELECTRICAL SYSTEM:STARTER ASSEMBLY

Date Published
FEB 13, 2018
NHTSA TSB #
10136593
TSB Document
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.