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Home >> Infiniti >> 2012 >> QX56 AWD >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Air LEVELIZER Control System >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

MALFUNCTION DETECTED CONDITION AND POSSIBLE CAUSE

DTC Display itemI Malfunction detected condition Possible cause
U1000 CAN COMM CIRCUIT Air levelizer control module is not transmitting or receiving CAN communication signal for 2 seconds or more.
  • Harness or connectors (CAN communication line is open or shorted.)
  • Air levelizer control module