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Service bulletin SSM 54647

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11030105
Published by NHTSA2026-03-18
Manufacturer's numberSSM 54647
Manufacturer's date2026-03-11
NHTSA componentSEATS

NHTSA's summary

Some 20242026 Nautilus vehicles built on or before 06-Nov-2025 may exhibit an inoperative driver and/or front passenger heated seat with diagnostic trouble code (DTC) B1208:2A stored in the driver seat module (DSM) and/or DTC B120A:2A in the passenger front seat module (SCMB). Inform the customer that Ford is currently working on a solution for this condition that is expected Q2 2026. Monitor Professional Technician System (PTS) for additional information and schedule a service appointment for the customer once the repair becomes available. If a customer vehicle exhibits this concern, submit a Vehicle Concern Report. To submit a report, click on the "Submit Global Concern Report (GCR)" link at the upper right of the PTS Vehicle ID screen (vehicle identification number ÝVIN¨ required) and fill out the form. Do not use the "Report A Problem" link to submit a report for this condition.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Seats

Trouble codes named

B1208, B120A

Vehicles listed
LINCOLN NAUTILUS2024, 2025, 2026

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
DSM-25.5.6.2 Nautilus2026-05-16. Over-the-air update. Quality improvements include: -Addresses key off load battery usage caused by the Seat Control Module high current consumption
SCMB-25.5.6.2 Nautilus2026-05-15. Over-the-air update. Quality improvements include: -Addresses key off load battery usage caused by the Seat Control Module high current consumption
SSM 547572026-04-21. Service bulletin. Some 2024-2026 Nautilus vehicles may require replacement of the front seat track motor for various reasons. If Workshop Manual (WSM), Section 501-10A > Front Seats > PPT A leads to front seat track motor replacement, a lower level service part is now available - PU5Z-14547-A (driver side) and PU5Z-14547-B (passenger side). If only the front seat track motor requires replacement, it is not necessary to replace the front seat cushion structure assembly.
SSM 547062026-04-06. Service bulletin. Some 2024-2026 Nautilus vehicles built on or before 06-Nov-2025 may exhibit an inoperative driver heated seat with diagnostic trouble code (DTC) B1208:2A stored in the driver seat module (DSM) and/or inoperative front passenger heated seat with DTC B120A:2A in the passenger front seat module (SCMB).
SSM 544002025-12-01. Service bulletin. Some 2025-2026 Nautilus vehicles with heated-only front seats (minor feature code BY1AC) (not heated and cooled) may set diagnostic trouble codes (DTCs) B103A:15, B1034:13, B1036:13, and B1038:15 in the heating, ventilation, and air conditioning (HVAC) module when a diagnostic self-test is performed. These DTCs have no effect on functionality and should be ignored if no other DTCs are present in the HVAC module and no symptoms are present. Continue with diagnosing any other HVAC DTCs first. No further service action is required.<br /><br /> To confirm a vehicle is built with a certain minor feature code, review the build information by double-clicking the vehicle identification number (VIN) in the upper left corner in the Professional Technician System (PTS).
SSM 543392025-11-04. Service bulletin. For 2024-2025 Nautilus vehicles, if diagnostics lead to the replacement of the front seat cushion extension adjuster, a lower level part is now available (R2TZ-14C724-A). It is not necessary to replace the front seat cushion extension adjuster if only the front seat cushion extension motor assembly is damaged.
SSM 538542025-06-02. Service bulletin. Some 2024-2025 Nautilus vehicles may exhibit a driver seat module (DSM) programmable module installation (PMI) failure with an error stating "Procedure Unsuccessful-FlashSoftware Failed to flash RU5T-14C030-AE" after replacement.
SSM 523782024-04-04. Service bulletin. Some 2024 Nautilus vehicles may exhibit a concern with the driver seat and steering column moving to the saved memory position instead of the easy entry position when approaching or unlocking the vehicle with the key fob. This condition may occur after setting up a client profile and is due to the driver front seat module (DSM) software. Inform customers that they can continue to drive the vehicle and that engineering is currently working on revised DSM software for this condition. Monitor OASIS for additional information and schedule service appointments for customers once the repair becomes available.
SSM 521162023-12-11. Service bulletin. Some 2024 Nautilus vehicles may set diagnostic trouble code (DTC) B146F:00 in the drivers multi-contour seat module (SCMG) and/or passenger multi-contour seat module (SCMH) when a diagnostic self-test is performed. This may be due to a communication error to the SCMG/SCMH within a specified timeframe. Replacement or reprogramming of the SCMG/SCMH will not resolve this condition. B146F:00 should be ignored and no further service action is required if no other DTCs are present in the SCMG/SCMH, no warning indicators are illuminated while the engine is running, and no symptoms present.