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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 211 (Engine Control System (DTC/Circuit Diagnosis) (CUMMINS 5.0L) (1 Of 6)) >> DTC/Circuit Diagnosis >> DTC U0402-00: Drivetrain Can Communication (TCM) >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC PRIORITY 
    1. Turn ignition switch ON.
    2. Connect CONSULT and check for "ENGINE" diagnostic trouble codes.
    3. Check for DTC U0101-00 being current on the CONSULT screen.

    Is DTC U0101-00 detected as current?

    YES

    Refer to DTC Index .

    NO

    GO TO 2 .

  2. CHECK DTC PRIORITY 
    1. Turn ignition switch ON.
    2. Connect CONSULT and check for "ENGINE" diagnostic trouble codes.
    3. Check for DTC U0402-00 being current on the CONSULT screen.

    Is DTC U0402-00 detected as current?

    YES

    Replace transmission control module. Refer to Removal and Installation .

    NO

    Inspection End.

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