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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 U1001: 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

U1001

CAN communication line

When ECM is not transmitting or receiving CAN communication signal other than OBD (emission related diagnosis) for 2 seconds or more.
  • Harness or connectors

    (CAN communication line is open or shorted)
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