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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 C1A24: NP Range >> 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 DTC PRIORITY 

    If DTC "C1A24" is displayed with DTC "U1000", first diagnose the DTC "U1000".

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable DTC. Refer to DTC Logic .

    NO

    GO TO 2.

  2. CHECK TCM DATA MONITOR 

    SYMBOL CONSULT

    Check that "SLCT LVR POSI" operates normally in "Data Monitor" mode of "TRANSMISSION".

    Is the inspection result normal?

    YES

    GO TO 3

    NO

    Perform diagnosis for transmission range switch circuit and repair or replace the malfunctioning parts. Refer to Component Inspection .

  3. PERFORM TCM SELF DIAGNOSTIC RESULT 

    SYMBOL CONSULT

    1. "Self Diagnostic Result" mode of "TRANSMISSION".
    2. Check if any DTC is detected in "Self Diagnostic Result" mode of "TRANSMISSION".

    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 ADAS control unit. Refer to Removal and Installation .

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