Nissan Maxima Service and Repair Manual: P1612 chain of ECM-IMMU

Description

BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK.

ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON.

DTC Logic

DTC DETECTION LOGIC

NOTE:

  • If DTC P1612 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-29, "DTC Logic".

  • If DTC P1612 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-30, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

  1.  Turn ignition switch ON under the following conditions:

    •  CVT selector lever is in the P or N position.

    •  Do not depress brake pedal.

  2.  Check "Self Diagnostic Result" with CONSULT.

Diagnosis Procedure

1.REPLACE BCM

  1.  Replace BCM. Refer to BCS-79, "Removal and Installation".

  2.  Perform initialization with CONSULT.

    For initialization, refer to CONSULT Immobilizer mode and follow the on-screen instructions.

    P1611 ID discord, IMMU-ECM
    Description BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM st ...

    P1615 diffrence of key
    Description Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed. Prohibits the start of engine when an unregistered ID of Intelligent Key is us ...

    Other materials:

    Service data and specifications (SDS)
    Wheel Bearing Drive Shaft *: Boot installation grooves Dynamic Damper NOTE: Measured from wheel side Boot Bands ...

    Forward-facing child restraint installation using the seat belts
    WARNING The three-point seat belt with Automatic Locking Retractor (ALR) must be used when installing a child restraint. Failure to use the ALR mode will result in the child restraint not being properly secured. The restraint could tip over or be loose and cause injury to a child in a sudden ...

    Audio system
    Symptom Table AUDIO SYSTEM Symptoms Check items Probable malfunction location The disk cannot be removed. Audio unit Malfunction in audio unit. No sound comes out or the level of the sound is low. No sound from all speakers. Speaker circuit short ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2022 Copyright www.nimainfo.com
    0.014