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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 460 (Can System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DLC Branch Line Circuit (Can Communication Circuit 2) >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CONNECTOR 
    1. Turn the ignition switch OFF.
    2. Disconnect the battery cable from the negative terminal.
    3. Check the terminals and connectors of the data link connector for damage, bend and loose connection (connector side and harness side).

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Repair the terminal and connector.

  2. CHECK HARNESS FOR OPEN CIRCUIT 

    Check the resistance between the data link connector terminals.

    Data link connector

    Resistance (Ohm)

    Connector No.

    Terminal No.

    M22

    13

    12

    Approx. 54 - 66

    Is the measurement value within the specification?

    YES

    Check CAN system type decision again.

    YES

    Error was detected in the data link connector branch line circuit (CAN communication circuit 2 side).

    NO

    Repair the data link connector branch line (CAN communication circuit 2 side).

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