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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 151 (Telematics System) >> DTC/Circuit Diagnosis >> U1A02 TCU >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM DTC CONFIRMATION PROCEDURE AGAIN 

    Perform DTC confirmation procedure again. Refer to DTC Description .

    Is DTC U1A02 detected again?

    YES

    Replace TCU. Refer to Removal and Installation .

    NO

    Inspection End.

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