DTC codes / U06xx · Network communication / U068C
U068C is a generic network communication code indicating that a control module has lost the data signal from the turbocharger or supercharger inlet pressure sensor B circuit. The computer detected that the expected periodic message from that sensor or its interface module stopped arriving over the vehicle's communication bus.
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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