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Home >> Infiniti >> 2011 >> M56 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 74 (Audio, Visual & Navigation 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 2012 Infiniti QX56. 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 CIRCUIT [U1000] AV control unit is not transmitting or receiving CAN communication signal for 2 seconds or more. CAN communication system.
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