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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 DTC PRIORITY 

    If DTC "U0401" is displayed with DTC "U1000", first diagnose the DTC "U1000".

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable DTC. Refer to DTC Description .

    NO

    GO TO 2.

  2. CHECK ECM SELF DIAGNOSTIC RESULT 

    SYMBOL CONSULT

    Check if any DTC is detected in "Self Diagnostic Result" mode of "ENGINE".

    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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