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Home >> Infiniti >> 2010 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> External Pages >> Different car >> Section 224 (Power Control System) >> Power Distribution System >> DTC/Circuit Diagnosis >> Push-Button Ignition Switch >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Juke. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 1
    1. Turn ignition switch OFF.
    2. Disconnect push-button ignition switch connector and IPDM E/R connector.
    3. Check voltage between push-button ignition switch harness connector and ground.
      CONNECTOR TERMINALS VOLTAGE REFERENCE CHART

      (+) (-) Voltage (V) (Approx.)
      Push-button ignition switch
      Connector Terminal
      M101 8 Ground 12

      Is the inspection result normal? 

      YES: GO TO  3.

      NO: GO TO 2.

  2. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 1
    1. Disconnect BCM connector.
    2. Check continuity between BCM harness connector and push-button ignition switch harness connector.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      BCM Push-button ignition switch Continuity
      Connector Terminal Connector Terminal
      M70 76 M101 8 Existed
    3. Check continuity between BCM harness connector and ground.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      BCM Ground Continuity
      Connector Terminal
      M70 76 Not existed

      Is the inspection result normal? 

      YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

  3. CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 2

    Check voltage between IPDM E/R harness connector and ground.

    CONNECTOR TERMINALS VOLTAGE REFERENCE CHART

    (+) (-) Voltage (V) (Approx.)
    IPDM E/R
    Connector Terminal
    E17 66 Ground 12

    Is the inspection result normal? 

    YES: GO TO  5.

    NO: GO TO 4.

  4. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 2
    1. Disconnect BCM connector.
    2. Check continuity between IPDM E/R harness connector and push-button ignition switch harness connector.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      IPDM E/R Push-button ignition switch Continuity
      Connector Terminal Connector Terminal
      E17 66 M101 8 Existed
    3. Check continuity between IPDM E/R harness connector and ground.
      CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

      IPDM E/R Ground Continuity
      Connector Terminal
      E17 66 Not existed

      Is the inspection result normal? 

      YES: Replace IPDM E/R.

      NO: Repair or replace harness.

  5. CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT

    Check continuity between push-button ignition switch harness connector and ground.

    CONNECTOR TERMINALS CONTINUITY REFERENCE CHART

    Push-button ignition switch Ground Continuity
    Connector Terminal
    M101 4 Existed

    Is the inspection result normal? 

    YES: GO TO 6.

    NO: Repair or replace harness.

  6. CHECK PUSH-BUTTON IGNITION SWITCH

    Refer to , "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 7.

    NO: Replace push-button ignition switch.

  7. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END

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