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Service bulletin SSM 52109

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 id10247153
Published by NHTSA2023-12-11
Manufacturer's numberSSM 52109
Manufacturer's date2023-12-08
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Some 2024 Nautilus vehicles may set diagnostic trouble code (DTC) U211C:04 in the gateway module A (GWM) when a diagnostic self-test is performed. This may be due to a module communication error within a specified timeframe. DTC U211C:04 has no effect on functionality and will automatically become a historical DTC which can be cleared. Replacement or reprogramming of the GWM will not resolve this condition. Engineering is currently working on a software update which is expected in Q1 2024. Continue to monitor OASIS for additional information.

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

Electrical system, Software

Trouble codes named

U211C

Vehicles listed
LINCOLN NAUTILUS2024

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
SSM 521202023-12-11. Service bulletin. Some 2024 Nautilus vehicles may set diagnostic trouble code (DTC) U0422:00 in the all-wheel drive (AWD) module when a diagnostic self-test is performed. This may be due to a communication error between the body control module (BCM) and AWD module. Replacement or reprogramming of the BCM and/or AWD module will not resolve this condition. U0422:00 should be ignored and no further service action is required if no other DTCs are present in the BCM and/or AWD module, the BCM is configured correctly, no warning indicators are illuminated while the engine is running, and no symptoms present.
SSM 521192023-12-11. Service bulletin. Some 2024 Nautilus vehicles may set diagnostic trouble code (DTC) U211B:87 in the remote function actuator (RFA) module when a diagnostic self-test is performed. This may be due to an internal counter reaching a specified limit. U211B:87 has no effect on functionality and will automatically become a historical DTC which can be cleared. Replacement or reprogramming of the RFA module will not resolve this condition. U211B:87 should be ignored and no further service action is required if no other DTCs are present in the RFA, no warning indicators are illuminated while the engine is running, and no symptoms present.