Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Infiniti >> 2012 >> QX56 AWD >> Repair and Diagnosis >> Transmission >> Automatic Transaxle >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC Trouble diagnosis name DTC is detected if... Possible cause
U1000 CAN Communication Line TCM is not transmitting or receiving CAN communication signal for 2 seconds or more:
  • Harness or connectors (CAN communication line is open or shorted.)
  • TCM