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Home >> Infiniti >> 2011 >> M56 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Seat Belt Control 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 2011 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC

DTC No. Self-diagnosis item DTC Detection Condition Possible causes
U1000 CAN communication circuit Pre-crash seat belt control unit cannot transmit and receive CAN communication system for 2 seconds or more.
  • Harness or connectors (CAN communication line is open or shorted)
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