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Home >> Infiniti >> 2012 >> FX35 AWD >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 86 (Security Control System) >> DTC/Circuit Diagnosis >> DTC B2191: Difference Of Key >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM INITIALIZATION

    Perform initialization with CONSULT-III. Reregister all Intelligent Keys.

    For initialization and registration of Intelligent Key. Refer to CONSULT-III Operation Manual

    Can the system be initialized and can the engine be started with reregistered Intelligent Key? 

    YES: INSPECTION END

    NO: GO TO 2.

  2. REPLACE INTELLIGENT KEY
    1. Replace Intelligent Key.
    2. Perform initialization with CONSULT-III.

    For initialization and registration of Intelligent Key. Refer to CONSULT-III Operation Manual

    Can the system be initialized and can the engine be started with reregistered Intelligent Key? 

    YES: INSPECTION END

    NO: GO TO 3.

  3. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END