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Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC WITH ECM 

    Perform self-diagnosis with ECM. Refer to "CONSULT FUNCTION ".

    Is any malfunction detected by self-diagnosis? 

    YES: Check the malfunctioning system.

    NO: GO TO 2.

  2. CHECK TRANSFER CONTROL UNIT 

    Check transfer control unit input/output signal. Refer to "REFERENCE VALUE ".

    Are the inspection results normal? 

    YES: GO TO 3.

    NO: Check transfer control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts.

  3. CHECK DTC 

    Drive the vehicle and then perform self-diagnosis.

    Are the inspection results normal? 

    YES: Inspection End.

    NO: Perform self-diagnosis with ECM again.

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