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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 635 (ADAS Control Unit (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC C1B86: Distance Sensor Power Supply Circuit >> 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 DTC PRIORITY 

    If DTC "C1B86" is displayed with DTC "U1000", first diagnose the DTC "U1000".

    Is applicable DTC detected?

    YES

    Perform diagnosis of applicable. Refer to DTC Logic .

    NO

    GO TO 2.

  2. CHECK DISTANCE SENSOR (ICC SENSOR) SELF-DIAGNOSIS RESULTS 
    1. Perform "All DTC Reading" with CONSULT.
    2. Check if the "C1B86" is detected as the current malfunction in "Self Diagnostic Result" of "LASER/RADAR".

    Is "C1B86" detected?

    YES

    Refer to DTC Logic .

    NO

    GO TO 3.

  3. CHECK ADAS CONTROL UNIT SELF-DIAGNOSIS RESULTS 

    Check if the "C1B86" is detected as the current malfunction in "Self Diagnostic Result" of "ICC/ADAS".

    Is "C1B86" detected?

    YES

    Replace ADAS control unit. Refer to Removal and Installation .

    NO

    INSPECTION END

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