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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 476 (Engine Control System (DTC/Circuit Diagnosis) (3 Of 3)) >> DTC/Circuit Diagnosis >> DTC P1212: TCS Communication Line >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • If DTC P1212 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX.
  • If DTC P1212 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to DTC Logic .

Freeze frame data is not stored in the ECM for this self-diagnosis.

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P1212

TCS/CIRC

(TCS communication line)

ECM cannot receive the information from "ABS actuator and electric unit (control unit)" continuously.

  • Harness or connectors

    (The CAN communication line is open or shorted.)

  • ABS actuator and electric unit (control unit)
  • Dead (Weak) battery