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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Cruise Control System (DTC/Circuit Diagnosis)) >> DTC / Circuit Diagnosis >> DTC C1A00: Control Unit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK SELF DIAGNOSTIC RESULT 

    Check if any DTC other than "C1A00" is detected in "Self Diagnostic Result" mode of "LASER/RADAR".

    Is any DTC detected?

    YES

    Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to DTC Index .

    NO

    Replace the distance sensor (ICC sensor). Refer to Removal and Installation .

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