Nissan Maxima Service and Repair Manual: Inspection and adjustment

ECM RE-COMMUNICATING FUNCTION

ECM RE-COMMUNICATING FUNCTION : Description

the ECM has been replaced with a new one (*1).

*1: New one means an ECM which has never been energized on-board.

(In this step, initialization procedure by CONSULT is not necessary)

NOTE:

  • When registering new Key IDs or replacing the ECM that is not brand new, refer to CONSULT Immobilizer mode and follow the on-screen instructions.
  • If multiple keys are attached to the key holder, separate them before work.
  • Distinguish keys with unregistered key ID from those with registered ID.

ECM RE-COMMUNICATING FUNCTION : Special Repair Requirement

1.PERFORM ECM RE-COMMUNICATING FUNCTION

  1. Install ECM.
  2. Insert the registered Intelligent Key (*2), turn ignition switch to "ON".

    *2: To perform this step, use the key that has been used before performing ECM replacement.

  3. Maintain ignition switch in "ON" position for at least 5 seconds.
  4. Turn ignition switch to "OFF".
  5. Start engine.
    Pre-inspection for diagnostic
    Pre-Inspection for Multi-System Diagnostic The engine start function, door lock function, power distribution system and NATS-IVIS/NVIS are closely related to each other. Narrow down the system in ...

    System description
    INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION System Diagram System Description INPUT/OUTPUT SIGNAL CHART SYSTEM DESCRIPTION The engine start function of Intelligent Key system is a system ...

    Other materials:

    P0850 PNP switch
    Description When the selector lever position is P or N, park/neutral position (PNP) signal from the TCM is sent to ECM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.INSPECTION START 2.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perfo ...

    Push-button ignition switch illumination circuit
    Description Provides the power supply and the ground to control the push-button ignition switch illumination. Component Function Check 1.CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION OPERATION CONSULT Turn the ignition switch ON. Select "ENGINE SW ILLUMI" of BCM (INTELLGENT KEY) active ...

    Squeak and rattle trouble diagnoses
    Work Flow CUSTOMER INTERVIEW Interview the customer if possible, to determine the conditions that exist when the noise occurs. Use the Diagnostic Worksheet during the interview to document the facts and conditions when the noise occurs and any customer's comments; refer to RF-144, "Diagnos ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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