DTC codes / U02xx · Lost communication with a control module / U0247
U0247 means the vehicle's main communication network has lost contact with Seat Control Module F, which is one of several seat control modules on the network. The computer sets this code when it expects regular status messages from that module and none arrive within the timeout window.
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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