LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2010 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (Security Control System (With Intelligent Key System)) >> Component Diagnosis >> DTC P1611: Id Discord, IMMU-ECM >> Diagnosis Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnosis Procedure

WARNING: This page is about a different car, the 2010 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM INITIALIZATION

    Perform initialization with CONSULT-III. Re-register all mechanical keys.

    For initialization and registration of mechanical key. Refer to CONSULT-III Operation Manual.

    Can the system be initialized and can the engine be started with re-registered mechanical key? 

    YES: ID was unregistered.

    NO: GO TO  2

  2. PEPLACE BCM
    1. Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
    2. Perform initialization with CONSULT-III. Re-register all mechanical keys.

      For initialization and registration of mechanical key. Refer to CONSULT-III Operation Manual.

      Can the system be initialized and can the engine be started with re-registered mechanical key? 

      YES: BCM is malfunctioning.

      NO: GO TO  3

  3. PEPLACE ECM
    1. Replace ECM. Refer to REMOVAL AND INSTALLATION .
    2. Perform initialization with CONSULT-III. Re-register all mechanical keys.

      For initialization and registration of mechanical key. Refer to CONSULT-III Operation Manual.

      Can the system be initialized and can the engine be started with re-registered mechanical key? 

      YES: ECM is malfunctioning.

      NO: GO TO  4

  4. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    Inspection End.