2009 INFINITI QX56 warning

WCS
WARNING CHIME SYSTEMWCS-7
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LIGHT REMINDER WARNING CHIM E : Component Parts LocationINFOID:0000000004115449
LIGHT REMINDER WARNING CHIME : Component DescriptionINFOID:0000000003776695
SEAT BELT WARNING CHIME
AWNIA0211ZZ
1. Combination meter M23, M24 2. Combination switch (lighting switch)
M283. BCM M18, M19, M20 (view with instru-
ment lower panel LH removed)
4. Front door switch LH B8 5. Key switch and ignition knob switch
M12 6. Seat belt buckle pre-tensioner assem-
bly LH (seat belt buckle switch) B74
Unit Description
Combination meter Receives a buzzer output signal from BCM via CAN communication line and sounds the buzzer.
BCM Judges the light warning conditions from the signals provided by various switches and transmits a
buzzer output signal to the combination meter via CAN communication line if necessary.
Combination switch
(Lighting switch) Transmits the lighting switch position signal to BCM.
Front door switch LH Transmits the door switch signal to BCM.
Revision: December 20092009 QX56

WCS-8
< FUNCTION DIAGNOSIS >
WARNING CHIME SYSTEM
SEAT BELT WARNING CHIME : System Diagram
INFOID:0000000003776696
SEAT BELT WARNING CHIME : System DescriptionINFOID:0000000003776697
DESCRIPTION
With ignition switch turned ON and driver seat belt unfastened, seat belt warning chime will sound for approxi-
mately 6 seconds.
• BCM receives seat belt buckle switch signal from combination meter with CAN communication line.
• BCM detects ignition switch turned ON and seat belt buckle switch LH ON. And then transmits buzzer output signal (seat belt warning chime) to combination meter with CAN communication line.
• When combination meter receives buzzer output signal (seat belt warning chime), it sounds the buzzer.
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled• Ignition switch OFF→ON
• Seat belt buckle switch LH is ON (driver seat belt not fastened)
WARNING CANCEL CONDITIONS
Cancels the warning if any of the following conditions is fulfilled.
• Ignition switch OFF
• Seat belt buckle switch LH is OFF (driver seat belt fastened)
AWNIA0156GB
Revision: December 20092009 QX56

WCS
WARNING CHIME SYSTEMWCS-9
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SEAT BELT WARNING CHIME : Component Parts LocationINFOID:0000000004115451
SEAT BELT WARNING CHIME : Component DescriptionINFOID:0000000003776699
AWNIA0211ZZ
1. Combination meter M23, M24 2. Combination switch (lighting switch)
M283. BCM M18, M19, M20 (view with instru-
ment lower panel LH removed)
4. Front door switch LH B8 5. Key switch and ignition knob switch
M12 6. Seat belt buckle pre-tensioner assem-
bly LH (seat belt buckle switch) B74
Unit Description
Combination meter • Receives the seat belt buckle switch signal from the seat belt buckle switch and transmits it to
BCM via CAN communication line.
• Receives a buzzer output signal from BCM via CAN communication line and sounds the buzzer.
BCM Judges the seat belt warning condition from the seat belt buckle switch signal received from the
combination meter and transmits a buzzer output signal to the combination meter via CAN commu-
nication line if necessary.
Seat belt buckle pre-tensioner
assembly LH (seat belt buckle
switch) Transmits seat belt buckle switch signal to combination meter.
Revision: December 20092009 QX56

WCS-10
< FUNCTION DIAGNOSIS >
WARNING CHIME SYSTEM
KEY WARNING CHIME
KEY WARNING CHIME : System DiagramINFOID:0000000003776700
KEY WARNING CHIME : System DescriptionINFOID:0000000003776701
WHEN MECHANICAL KEY IS USED
With the key inserted into the key switch, and the ignition switch in the LOCK or ACC position, when driver's
door is opened, the warning chime will sound.
• BCM detects key inserted into the ignition switch, and sends key warning signal to combination meter with CAN communication line.
• When combination meter receives key warning signal, it sounds the warning chime.
WHEN INTELLIGENT KEY IS CARRIED WITH THE DRIVER
Refer to DLK-6, "Work Flow".
WKIA5464E
Revision: December 20092009 QX56

WCS
WARNING CHIME SYSTEMWCS-11
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KEY WARNING CHIME : Co mponent Parts LocationINFOID:0000000004115452
KEY WARNING CHIME : Component DescriptionINFOID:0000000003776703
AWNIA0211ZZ
1. Combination meter M23, M24 2. Combination switch (lighting switch)
M283. BCM M18, M19, M20 (view with instru-
ment lower panel LH removed)
4. Front door switch LH B8 5. Key switch and ignition knob switch
M12 6. Seat belt buckle pre-tensioner assem-
bly LH (seat belt buckle switch) B74
Unit Description
Combination meter Receives key warning signal from BCM via CAN communication line and sounds the buzzer.
BCM Judges the key warning condition using the door switch signal received from the front door switch
LH, and the key switch signal received from the key switch and ignition knob switch. It then transmits
a buzzer output signal to the combination meter via CAN communication line if necessary.
Front door switch LH Transmits door switch signal to BCM.
Key switch and ignition knob
switch Transmits key switch signal to BCM.
Revision: December 20092009 QX56

WCS-12
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (METER)
DIAGNOSIS SYSTEM (METER)
CONSULT-III Function (METER/M&A)INFOID:0000000004115456
CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.
SELF-DIAG RESULTS
Display Item List
Refer to WCS-47, "DTC Index".
DATA MONITOR
Display Item List
X: Applicable
METER/M&A diagnosis mode Description
SELF-DIAG RESULTS Displays combination meter self-diagnosis results. DATA MONITOR Displays combination meter input/output data in real time.
CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of CAN communication can be read.
Display item [Unit] MAIN
SIGNALS SELECTION
FROM MENU Description
SPEED METER [km/h] or [mph] X X Displays the value of vehicle speed signal.
SPEED OUTPUT [km/h] or [mph] X XDisplays the value of vehicle speed signal, which is transmitted to
each unit with
CAN communication.
TACHO METER [rpm] XX Displays the value of engine speed signal, which is input from ECM.
FUEL METER [lit.] XXDisplays the value, which processes a resistance signal from fuel
gauge.
W TEMP METER [ °C] or [° F] X XDisplays the value of engine coolant temperature signal, which is in-
put from ECM.
ABS W/L [ON/OFF] X Displays [ON/OFF] condition of ABS warning lamp.
VDC/TCS IND [ON/OFF] X Displays [ON/OFF] condition of VDC OFF indicator lamp.
SLIP IND [ON/OFF] X Displays [ON/OFF] condition of SLIP indicator lamp.
BRAKE W/L [ON/OFF] X Displays [ON/OFF] condition of brake warning lamp.*
DOOR W/L [ON/OFF] X Displays [ON/OFF] condition of door warning lamp.
TRUNK W/L [ON/OFF] X Displays [ON/OFF] condition of glass hatch warning lamp.
HI-BEAM IND [ON/OFF] X Displays [ON/OFF] condition of high beam indicator.
TURN IND [ON/OFF] X Displays [ON/OFF] conditio n of turn indicator.
OIL W/L [ON/OFF] X Displays [ON/OFF] condition of oil pressure warning lamp.
C-ENG W/L [ON/OFF] X Displays [ON/OFF] condition of malfunction indicator lamp.
CRUISE IND [ON/OFF] X Displays [ON/OFF] condition of CRUISE indicator.
SET IND [ON/OFF] X Displays [ON/OFF] condition of SET indicator.
AT CHECK W/L [ON/OFF] X Displays [ON/OFF] condition of AT CHECK warning lamp.
FUEL W/L [ON/OFF] XX Displays [ON/OFF] condition of low-fuel warning lamp.
AIR PRES W/L [ON/OFF] X Displays [ON/OFF] condition of tire pressure warning lamp.
KEY G W/L [ON/OFF] X Displays [ON/OFF] condition of key green warning lamp.
KEY R W/L [ON/OFF] X Displays [ON/OFF] condition of key red warning lamp.
KEY KNOB W/L [ON/OFF] X Displays [ON/OFF] condition of key knob warning lamp.
M RANGE SW [ON/OFF] XX Displays [ON/OFF] condition of manual mode range switch.
NM RANGE SW [ON/OFF] XXDisplays [ON/OFF] condition of except for manual mode range
switch.
AT SFT UP SW [ON/OFF] XX Displays [ON/OFF] condition of A/T shift-up switch.
Revision: December 20092009 QX56

WCS
DIAGNOSIS SYSTEM (METER)WCS-13
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NOTE:
Some items are not available due to vehicle specification.
*: The monitor will indicate “OFF” even though the brake warnin g lamp is on if either of the following conditions exist.
• The parking brake is engaged
• The brake fluid level is low AT SFT DWN SW [ON/OFF]
XX Displays [ON/O FF] condition of A/T shift-down switch.
DISTANCE [km] or [mile] XXDisplays the value, which is calculated by vehicle speed signal, fuel
gauge and fuel consumption from ECM.
BUZZER [ON/OFF] XX Displays [ON/ OFF] condition of buzzer.
BRAKE SW [ON/OFF] X Indicates [ON/OFF] condition of parking brake switch.
AT-M GEAR [1, 2, 3, 4, 5] XX Indicates [1, 2, 3, 4, 5] condition of A/T manual mode gear position.
P RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift P range indicator.
R RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift R range indicator.
N RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift N range indicator.
D RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift D range indicator.
4 RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift 4 range indicator.
3 RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift 3 range indicator.
2 RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift 2 range indicator.
1 RANGE IND [ON/OFF] XX Indicates [ON/OFF] condition of A/T shift 1range indicator.
CRUISE W/L [ON/OFF] X Indicates [ON/OFF] condition of CRUISE warning lamp.
4WD LOCK SW [ON/OFF] X Indicates [ON/OFF] condition of 4WD lock switch.
4WD LOCK IND [ON/OFF] X Indicates [ON/OFF] condition of 4WD lock indicator.
SEAT BELT W/L [ON/OFF] X Indicates [ON/OFF] condition of seat belt warning lamp.
FR FOG IND [ON/OFF] X This item is not used for this model. “OFF” is always displayed.
RR FOG IND [ON/OFF] X This item is not used for this model. “OFF” is always displayed.
LIGHT IND [ON/OFF] X Indicates [ON/OFF] condition of light indicator.
PNP P SW [ON/OFF] XX Indicates [ON/OFF] condition of park/neutral position P switch.
PNP N SW [ON/OFF] XX Indicates [ON/OFF] condition of park/neutral position N switch.
4WD W/L [ON/OFF] X Indicates [ON/OFF] condition of 4WD warning lamp.
Display item [Unit]
MAIN
SIGNALS SELECTION
FROM MENU Description
Revision: December 20092009 QX56

WCS-14
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (BCM)
DIAGNOSIS SYSTEM (BCM)
BUZZER
BUZZER : CONSULT-III Function (BCM - BUZZER)INFOID:0000000004115457
DATA MONITOR
ACTIVE TEST
Monitor Item[Unit] Description
IGN ON SW [ON/OFF] Ignition switch (ON) st atus judged by ignition power supply input
KEY ON SW [ON/OFF] Key switch status
DOOR SW -DR [ON/OFF] Front door switch (driver side) status judged by BCM
LIGHT SW 1ST [ON/OFF] Lighting switch status judged by the lighting switch signal read with combination switch reading func-
tion
BUCKLE SW [ON/OFF] Seat belt buckle switch status
Test Item Description
LIGHT WARN ALM The light reminder warning operation can be checked by operating the relevant function (On/Off).
IGN KEY WARN ALM The key reminder warning operation can be checked by operating the relevant function (On/Off).
SEAT BELT WARN TEST The seat belt warning operation can be checked by operating the relevant function (On/Off).
DOOR WARNING IND The door open warning operation can be checked by operating the relevant function (On/Off).
Revision: December 20092009 QX56