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Home >> Nissan-Datsun >> 2019 >> 370Z Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (3 Of 3) >> Engine (ECM) >> DTC U0101: Can Comm Circuit >> DTC Description >> Except for the models from USA 19MY, CANADA 19MY >> DTC Detection Logic
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DTC Detection Logic

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

U0101

Lost communication with TCM

When ECM is not transmitting or receiving CAN communication signal of OBD (emission related diagnosis) with TCM for 2 seconds or more.
  • CAN communication line between TCM and ECM

    (CAN communication line is open or shorted)
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