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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 633 (Cruise Control System) >> Symptom Diagnosis >> ICC System Does Not Cancel When CVT Selector Lever Sets On N >> 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.

The ICC system is not canceled even when the CVT selector lever is shifted to the N position while the ICC system is active.

  1. CHECK D RANGE SWITCH 

    Check if "D RANGE SW" operates normally in "DATA MONITOR" of "ICC/ADAS" with CONSULT.

    Is the inspection result normal?

    YES

    GO TO 6.

    NO

    GO TO 2.

  2. PERFORM ALL SELF-DIAGNOSIS ITEMS 
    1. Perform "All DTC Reading".
    2. Check if the "U1000" is detected in "self-diagnosis results" of "ICC/ADAS".

    Is "U1000" detected?

    YES

    GO TO 3.

    NO

    GO TO 4.

  3. CAN COMMUNICATIONS INSPECTION 

    Check the CAN communication and repair or replace malfunctioning parts. Refer to DTC Description .

    INSPECTION END

  4. CHECK POSITION SWITCH 

    Check if "SLCT LVR POSI" operates normally in "DATA MONITOR" of "TRANSMISSION".

    Is the inspection result normal?

    YES

    GO TO 6.

    NO

    GO TO 5.

  5. PERFORM TCM SELF-DIAGNOSIS 
    1. Perform the "Self Diagnostic Result" of "TRANSMISSION".
    2. Repair or replace malfunctioning parts. Refer to DTC Index (RE0F10J).

    GO TO 7.

  6. REPLACE ADAS CONTROL UNIT 

    Replace the ADAS control unit. Refer to Removal and Installation .

    GO TO 7.

  7. CHECK ICC SYSTEM 
    1. Erase the self-diagnosis results, and then perform "All DTC Reading" again after performing the action test. (Refer to Description  for action test.)
    2. Check that the ICC system is normal.

    INSPECTION END