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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC OF VCM

    Check DTC in "Self Diagnostic Result" mode of "EV/HEV" using CONSULT.

    Is DTC detected? 

    YES: Perform the trouble diagnosis related to the detected DTC. Refer to "DTC INDEX ".

    NO: Go to 2.

  2. CHECK DTC OF ELECTRIC SHIFT CONTROL MODULE

    Check DTC in "Self Diagnostic Result" mode of "SHIFT" using CONSULT.

    Is DTC detected? 

    YES: Perform the trouble diagnosis related to the detected DTC. Refer to "DTC INDEX ".

    NO: Go to 3.

  3. CHECK BCM INPUT SIGNAL
    1. Turn power switch ON.
    2. Check voltage between BCM harness connector and ground.
      VOLTAGE REFERENCE CHART

      (+) (-) Condition Voltage (V) (Approx.)
      BCM
      Connector Terminal
      M70 102 Ground Shift position P or N 9 - 16
      Other than above 0 - 1.5

      Is the inspection result normal? 

      YES: Go to 4.

      NO: Go to  5.

  4. REPLACE BCM
    1. Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
    2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.

      INSPECTION END

  5. CHECK BCM INPUT SIGNAL CIRCUIT
    1. Turn power switch OFF.
    2. Disconnect BCM connector.
    3. Disconnect electric shift control module connector.
    4. Check continuity between BCM harness connector and electric shift control module harness connector.
      CONTINUITY REFERENCE CHART

      BCM Electric shift control module Continuity
      Connector Terminal Connector Terminal
      M70 102 M58 13 Existed
    5. Check continuity between BCM harness connector and ground.
      CONTINUITY REFERENCE CHART

      BCM Ground Continuity
      Connector Terminal
      M70 102 Not existed

      Is the inspection result normal? 

      YES: Go to 6.

      NO: Repair or replace harness.

  6. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END