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Home >> Infiniti >> 2012 >> FX50 >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> DTC Logic >> DTC Detection Logic
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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 when the ignition switch is ON.
  • Harness or connectors (CAN communication line is open or shorted.)
  • TCM