Nissan Murano: Diagnosis System (bcm) / Buzzer

Nissan Murano (Z52) 2015-2024 Service Manual / Electrical & Power Control / Body Control System :: Bcm / System Description / Diagnosis System (bcm) / Buzzer

CONSULT Function (BCM - BUZZER)

ECU IDENTIFICATION

The BCM part number is displayed.

SELF DIAGNOSTIC RESULT

Refer to DTC Index.

DATA MONITOR

Monitor Item [Unit]	Description
PUSH SW [On/Off]	Indicates condition of push-button ignition switch.
UNLK SEN -DR [On/Off]	Indicates condition of door unlock sensor.
VEH SPEED 1 [km/h]	Indicates Nissan Murano vehicle speed signal received from ABS on CAN communication line.
TAIL LAMP SW [On/Off]	Indicates condition of combination switch.
FR FOG SW [On/Off]	Indicates condition of front fog lamp switch.
DOOR SW-DR [On/Off]	Indicates condition of front door switch LH.
CDL LOCK SW [On/Off]	Indicates condition of lock signal from door lock and unlock switch.

ACTIVE TEST

Test Item	Description
SEAT BELT WARN TEST	This test is able to check seat belt warning chime operation [On/Off].
LIGHT WARN ALM	This test is able to check light warning chime operation [On/Off].
REVERSE WARNING	This test is able to check reverse warning chime operation [On/Off].

Rear Defogger

CONSULT Function (BCM - REAR DEFOGGER) ECU IDENTIFICATIONThe BCM part number is displayed.SELF DIAGNOSTIC RESULTRefer to DTC Index.DATA MONITOR Monitor Item [Unit] Description PUSH SW [On/Off] Indicates condition of push-button ignition switch...

Int Lamp

CONSULT Function (BCM - INT LAMP) ECU IDENTIFICATIONThe BCM part number is displayed.SELF DIAGNOSTIC RESULTRefer to DTC Index.DATA MONITOR Monitor Item [Unit] Description REQ SW -DR [On/Off] Indicates condition of door request switch LH...

Other information:

Nissan Murano (Z52) 2015-2024 Owners Manual: Blind Spot Warning (BSW) (if so equipped)

WARNING Failure to follow the warnings and instructions for proper use of the BSW system could result in serious injury or death. The BSWsystem is not a replacement for proper driving procedures and is not designed to prevent contact with vehicles or objects...

Nissan Murano (Z52) 2015-2024 Service Manual: U0073 Communication Bus a Off

DTC Description DTC DETECTION LOGICTCM communication blockage lasts for 2 seconds or more when turning ON the ignition switch. (Communication not established.) DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition U0073 COMM BUS A OFF (Control Module Communication Bus A Off) Diagnosis condition When turning ON the ignition switch Signal CAN communication Threshold TCM communication blockage (Communication not established) Diagnosis delay time Last for 2 seconds or more POSSIBLE CAUSEHarness or connector (CAN communication line is error)FAIL-SAFE Selector shock is large Start is slow Acceleration is slow Lock-up is not performed DTC Confirmation Procedure PREPARATION BEFORE WORK If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test...