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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Security Control System (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC P1611: Id Discord, IMMU-ECM >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. PERFORM INITIALIZATION

    Perform initialization of BCM and reregistration of all Intelligent Keys using CONSULT.

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

    YES 

    Inspection End.

    NO 

    GO TO STEP 2  .

  2. CHECK SELF DIAGNOSTIC RESULT

    1. Select "Self Diagnostic Result" mode of "ENGINE" using CONSULT.
    2. Erase DTC.
    3. Perform DTC CONFIRMATION PROCEDURE for DTC P1611. Refer to DTC LOGIC .

    Is DTC detected?

    YES 

    GO TO STEP 3  .

    NO 

    Inspection End.

  3. REPLACE BCM

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

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

    YES 

    Inspection End.

    NO 

    GO TO STEP 4  .

  4. REPLACE ECM

    1. Replace ECM. Refer to REMOVAL AND INSTALLATION (except for Mexico)
    2. Perform "ADDITIONAL SERVICE WHEN REPLACING ECM". Refer to WORK PROCEDURE (except for Mexico) .

    Inspection End.