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January 15, 2026 Service bulletin

Inoperative USB media hub with diagnostic trouble code (DTC) B1600:11 stored in the accessory protocol...

Ford technical service bulletin SSM 54492 for 2021-2026 Ford F-150.

Bulletin number
SSM 54492
Component
Electrical system
Summary
Some 2021-2026 F-150 vehicles may exhibit an inoperative USB media hub with diagnostic trouble code (DTC) B1600:11 stored in the accessory protocol interface module (APIM). Workshop Manual (WSM), Section 415-00 - Information and Entertainment System > Diagnosis and Testing > pinpoint test "A USB (Universal Serial Bus) Input Concern" has been updated to improve diagnostics for this condition.

Owners of these vehicles have filed 407 complaints in the electrical category.

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