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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 569 (Automatic Transmission (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC P0863: TCM Communication >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK INTERMITTENT INCIDENT 

    Refer to Intermittent Incident .

    Is the inspection result normal?

    YES

    Replace TCM. Refer to Removal and Installation .

    NO

    Repair or replace malfunctioning parts.

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