Infiniti QX56 (Z62). Manual - part 1353

WCS

COMPONENT PARTS

WCS-5

< SYSTEM DESCRIPTION >

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Combination Meter

INFOID:0000000006222539

The buzzer (1) for the warning chime system is integrated in the
combination meter.

JSNIA3016ZZ

WCS-6

< SYSTEM DESCRIPTION >

SYSTEM

SYSTEM

WARNING CHIME SYSTEM

WARNING CHIME SYSTEM : System Diagram

INFOID:0000000006222683

WARNING CHIME SYSTEM : System Description

INFOID:0000000006222684

COMBINATION METER

The combination meter sounds the alarm buzzer installed in the combination meter when receiving the buzzer
output signal transmitted from each unit. 

BCM

BCM receives signals from various units and transmits a buzzer output signal to the combination meter via
CAN communication if it judges that the warning buzzer should be activated.

WARNING CHIME FUNCTION LIST

JSNIA3116GB

Warning functions

Out line

Warning judgment unit

Refer to

Light reminder warning chime

The warning chime sounds when the ignition 
switch is in OFF or ACC position with the com-
bination switch (lighting switch) in the 1st or 
2nd position and the driver side door open.

BCM

WCS-8, 
"LIGHT RE-
MINDER 
WARNING 
CHIME : Sys-
tem Descrip-
tion"

Front fog light reminder warning chime

The warning chime sounds when the ignition 
switch is turned to LOCK, OFF or ACC posi-
tion from ON position, with combination switch 
(lighting switch) is in AUTO position and the 
front fog lamp switch in ON position.

BCM

WCS-10, 
"FRONT FOG 
LIGHT RE-
MINDER 
WARNING 
CHIME : Sys-
tem Descrip-
tion"

WCS

SYSTEM

WCS-7

< SYSTEM DESCRIPTION >

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WARNING CHIME SYSTEM : Fail-Safe

INFOID:0000000006369726

FAIL-SAFE

The combination meter activates the fail-safe control if CAN communication with each unit is malfunctioning.

Seat belt warning chime

The warning chime sounds when the driver 
seat belt is unfastened with the ignition switch 
in ON position.

BCM

WCS-11, 
"SEAT BELT 
WARNING 
CHIME : Sys-
tem Descrip-
tion"

Parking brake release warning chime

The warning chime sounds when the ignition 
switch is in ON position with the parking brake 
in operation and the vehicle speed 7 km/h (4.3 
MPH) or more.

Combination meter

WCS-12, 
"PARKING 
BRAKE RE-
LEASE WARN-
ING CHIME : 
System De-
scription"

Warning functions

Out line

Warning judgment unit

Refer to

Function

Specifications

Speedometer

Reset to zero by suspending communication.

Tachometer

Engine coolant temperature gauge

Engine oil pressure gauge

Illumination control

When suspending communication, changes to nighttime mode.

Information display

Odo/trip meter

An indicated value is maintained at communications blackout.

Shift position indicator

The display turns OFF by suspending communication.

Door open warning

The display turns OFF by suspending communication.

Buzzer

The buzzer turns OFF by suspending communication.

WCS-8

< SYSTEM DESCRIPTION >

SYSTEM

LIGHT REMINDER WARNING CHIME

LIGHT REMINDER WARNING CHIME : System Diagram

INFOID:0000000006222543

LIGHT REMINDER WARNING CHIME : System Description

INFOID:0000000006222544

WARNING CHIME OPERATION CONDITIONS

If all of the following conditions are fulfilled.

WARNING CHIME CANCEL CONDITIONS

Warning lamp/indicator lamp

ABS warning lamp

The lamp turns ON by suspending communication.

VDC warning lamp

Brake warning lamp

IBA OFF indicator lamp

4WD warning lamp

Malfunction indicator lamp

VDC OFF indicator lamp

CRUISE warning lamp

Low tire pressure warning lamp

The lamp blinking caused by suspending communication.

High beam indicator lamp

The lamp turns OFF by suspending communication.

Turn signal indicator lamp

Tail lamp indicator lamp

A/T CHECK indicator lamp

Key warning lamp

ATP warning lamp

Lane departure warning lamp

LDP ON indicator lamp

CRUISE indicator lamp

Oil pressure warning lamp

SNOW mode indicator lamp

TOW mode indicator lamp

CK SUSP indicator lamp

BSW indicator lamp

Function

Specifications

JSNIA2421GB

Operation conditions

Ignition switch

OFF or ACC position

Combination switch (Lighting 
switch)

1st or 2nd position

Driver door

Open [front door switch (driver side) ON]