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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Audio, Visual & Navigation System (Telematics System)) >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
DTC Display contents of CONSULT DTC Detection condition Probable malfunction location
U1000 CAN COMM CIRC [U1000] When TCU did not transmit and receive CAN communication signal continuously for 2 seconds or more CAN communication system