Nissan Murano: Door & Lock :: Dtc/circuit Diagnosis / Intelligent Key Warning Buzzer

Nissan Murano (Z52) 2015-2024 Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock :: Dtc/circuit Diagnosis / Intelligent Key Warning Buzzer

Component Function Check

CHECK FUNCTION

CONSULT

  1. Select “OUTSIDE BUZZER” in “Active Test” mode of “BCM(INTELLIGENT KEY)”.

  2. Select “On” or “Off” to check that it works normally.

Is the inspection result normal?

YES>>

Intelligent Key warning buzzer is OK.

NO>>

Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT

  1. Disconnect BCM connector and Intelligent Key warning buzzer connector.

  2. Check continuity between BCM harness connector and Intelligent Key warning buzzer harness connector.

    BCM Intelligent Key warning buzzer Continuity
    Connector Terminal Connector Terminal
    M19 64 E1 3 Yes
  3. Check continuity between BCM harness connector and ground.

    BCM Ground Continuity
    Connector Terminal
    M19 64 No

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace harness.

CHECK INTELLIGENT KEY WARNING BUZZER

Refer to Component Inspection.

Is the inspection result normal?

YES>>

Replace BCM. Refer to Removal and Installation.

NO>>

Replace Intelligent Key warning buzzer. Refer to Removal and Installation.

Component Inspection

CHECK INTELLIGENT KEY WARNING BUZZER

  1. Ignition switch OFF.

  2. Disconnect Intelligent Key warning buzzer connector.

  3. Connect battery power supply directly to Intelligent Key warning buzzer terminals and check the operation.

    Intelligent Key warning buzzer Operation
    Terminal
    (+) (−)
    1 3 Buzzer sounds

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Replace Intelligent Key warning buzzer. Refer to Removal and Installation.

    Back Door Request Switch

    Component Function Check CHECK FUNCTION CONSULT Select “REQ SW-BD/TR” in “Data Monitor” mode of “BCM(INTELLIGENT KEY)”. Check that the function operates normally according to the following conditions: Monitor Item Condition Status REQ SW-BD/TR Back door request switch Pressed On Released Off Is the inspection result normal? YES>> Back door request switch is OK...

    Intelligent Key

    Component Function Check NOTE: The Signal Tech II Tool [- (J-50190)] can be used to perform the following functions: Refer to the Signal Tech II User Guide for additional information...

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    Categories

    Vehicle security system

    Nissan Murano. Vehicle security system

    Your vehicle has two types of security systems:

    Vehicle security system NISSAN Vehicle Immobilizer System

    The vehicle security system provides visual and audible alarm signals if someone opens the doors, liftgate or the hood when the system is armed. It is not, however, a motion detection type system that activates when a vehicle is moved or when a vibration occurs.

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