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DTC Detection Logic

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
DTC MALFUNCTION DETECTED CONDITION AND POSSIBLE CAUSES

DTC Display Item Malfunction detected condition Possible causes
U1000 CAN COMM CIRCUIT When CAN communication signal is not continuously transmitted or received for 2 seconds or more. CAN communication system malfunction
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