Staff Answer
Aug 21, 2026 - 01:52 PM
Road sign detection and speed limit notification features on the 2023 Mercedes S-Class are regulated by multi-purpose windshield cameras, navigation database cross-referencing, and MBUX control modules.
How to Fix It:
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Open MBUX Settings: Tap the settings icon on the central touchscreen display and select the "Assistance" or "Vehicle" menu.
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Navigate to Traffic Sign Assist: Scroll through the driver assistance options to locate the Traffic Sign Assist setting.
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Toggle Feature On: Select the option to enable the system so it can actively scan road signs and display speed limits on your digital instrument cluster.
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