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Home >> Infiniti >> 2013 >> EX37 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (Security Control System) >> Symptom Diagnosis >> Engine Does Not Start With Intelligent Key >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2008 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT 

    Check BCM power supply and ground circuit.

    Refer to DIAGNOSIS PROCEDURE  .

    Is the inspection normal? 

    YES: GO TO  2.

    NO: Repair or replace malfunctioning parts.

  2. CHECK IPDM E/R POWER SUPPLY AND GROUND CIRCUIT 

    Check IPDM E/R power supply and ground circuit.

    Refer to DIAGNOSIS PROCEDURE  .

    Is the inspection normal? 

    YES: GO TO  3.

    NO: Repair or replace malfunctioning parts.

  3. CHECK PUSH-BUTTON IGNITION SWITCH 

    Check push-button ignition switch.

    Refer to COMPONENT FUNCTION CHECK .

    Is the inspection normal? 

    YES: GO TO  4.

  4. CONFIRM THE OPERATION 

    Confirm the operation again.

    Is the inspection normal? 

    YES: Check INTERMITTENT INCIDENT .

    NO: GO TO  1.

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