DTC codes / U04xx · Invalid data received from a module / U0461
U0461 is a communication fault where the module that monitors the audible alert control module (the chime, buzzer, or speaker driver) receives data that fails its internal validity check. The computer detects that the messages from the audible alert control module are missing expected values, out of range, or contradictory, so it flags the data as invalid rather than trusting it.
Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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