Nissan Murano Z51 (2008 year). Manual — part 395
WCS-12
< FUNCTION DIAGNOSIS >
WARNING CHIME SYSTEM
PARKING BRAKE RELEASE WARNING CHIME : Component Parts Location
INFOID:0000000003509000
PARKING BRAKE RELEASE WARNING CHIME : Component Description
INFOID:0000000003465451
KEY WARNING CHIME
JPNIA0814ZZ
1.
Front door switch (driver side)
2.
Combination switch
(Lighting switch)
3.
Parking brake
4.
Seat belt buckle switch (driver side)
5.
Key slot
6.
BCM
7.
Combination meter
A.
Behind the combination meter
Unit
Description
Combination meter
Judges the remaining parking brake according to the vehicle speed signal received from the ABS
actuator and electric unit (control unit) via CAN communication and the parking brake switch signal
from parking brake switch and sounds the warning buzzer.
ABS actuator and electric unit
(control unit)
Transmits the vehicle speed signal to the combination meter via CAN communication.
Parking brake switch
Transmits the parking brake switch signal to the combination meter.
Revision: 2008 October
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WCS
WARNING CHIME SYSTEM
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KEY WARNING CHIME : System Diagram
INFOID:0000000003465350
KEY WARNING CHIME : System Description
INFOID:0000000003465351
DESCRIPTION
• BCM detects key warning according to the input of ignition switch, key slot switch signal and door switch
(driver side) signal and transmits the buzzer output signal via CAN communication.
• The combination meter receives the buzzer output signal from BCM and sounds the warning buzzer.
WARNING OPERATION CONDITIONS
If all of the following conditions are fulfilled, the chime will sound.
• Other than ignition switch ON
• Key switch ON (keyfob is inserted in key slot)
• Front door switch (driver side) ON
WARNING CANCEL CONDITIONS
Warning canceled if any of the following conditions are fulfilled.
• Ignition switch ON
• Key switch OFF (keyfob is not inserted in key slot)
• Front door switch (driver side) OFF
JPNIA1557GB
Revision: 2008 October
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WCS-14
< FUNCTION DIAGNOSIS >
WARNING CHIME SYSTEM
KEY WARNING CHIME : Component Parts Location
INFOID:0000000003509005
KEY WARNING CHIME : Component Description
INFOID:0000000003465353
JPNIA0814ZZ
1.
Front door switch (driver side)
2.
Combination switch
(Lighting switch)
3.
Parking brake
4.
Seat belt buckle switch (driver side)
5.
Key slot
6.
BCM
7.
Combination meter
A.
Behind the combination meter
Unit
Description
Combination meter
Sounds the warning buzzer according to the buzzer output signal received from BCM via CAN
communication.
BCM
Judges key warning according to the door switch signal (driver side) from the front door switch
(driver side) and the key slot switch signal from the key slot and transmits the buzzer output signal
to the combination meter via CAN communication.
Front door switch (driver side)
Transmits the door switch signal (driver side) to BCM.
Key slot
Transmits the key slot switch signal to BCM.
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WCS
DIAGNOSIS SYSTEM (METER)
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DIAGNOSIS SYSTEM (METER)
CONSULT-III Function (METER/M&A)
INFOID:0000000003452069
CONSULT-III APPLICATION ITEMS
CONSULT-III can perform the following diagnosis modes via CAN communication and the combination meter.
SELF DIAG RESULT
DATA MONITOR
Display Item List
X: Applicable
System
Diagnosis mode
Description
METER/M&A
Self Diagnostic Result
The combination meter checks the conditions and displays memorized errors.
Data Monitor
Displays the combination meter input/output data in real time.
Special function
Lighting history of the warning lamp and indicator lamp can be checked.
Display item [Unit]
MAIN
SIGNALS
Description
SPEED METER
[km/h]
X
Value of vehicle speed signal received from ABS actuator and electric unit (control
unit) via CAN communication.
NOTE:
655.35 is displayed when the malfunction signal is received.
SPEED OUTPUT
[km/h]
X
Vehicle speed signal value transmitted to other units via CAN communication.
NOTE:
655.35 is displayed when the malfunction signal is received.
ODO OUTPUT
[km/h or mph]
Odometer signal value transmitted to other units via CAN communication.
TACHO METER
[rpm]
X
Value of the engine speed signal received from ECM via CAN communication.
NOTE:
8191.875 is displayed when the malfunction signal is received.
FUEL METER
[L]
X
Fuel level indicated on combination meter.
W TEMP METER
[
°
C]
X
Value of engine coolant temperature signal is received from ECM via CAN com-
munication.
NOTE:
215 is displayed when the malfunction signal is input.
ABS W/L
[On/Off]
Status of ABS warning lamp detected from ABS warning lamp signal is received
from ABS actuator and electric unit (control unit) via CAN communication.
VDC/TCS IND
[On/Off]
Status of VDC OFF indicator lamp detected from VDC OFF indicator lamp signal
is received from ABS actuator and electric unit (control unit) via CAN communica-
tion.
SLIP IND
[On/Off]
Status of SLIP indicator lamp detected from slip indicator lamp signal received
from ABS actuator and electric unit (control unit) via CAN communication.
BRAKE W/L
[On/Off]
Status of brake warning lamp detected from brake warning lamp signal is received
from ABS actuator and electric unit (control unit) via CAN communication.
NOTE:
Displays “Off” if the brake warning lamp is illuminated when the valve check starts,
the parking brake switch is turned ON or the brake fluid level switch is turned ON.
DOOR W/L
[On/Off]
Status of door warning detected from door switch signal received from BCM via
CAN communication.
HI-BEAM IND
[On/Off]
Status of high beam indicator lamp detected from high beam request signal is re-
ceived from BCM via CAN communication.
TURN IND
[On/Off]
Status of turn indicator lamp detected from turn indicator signal is received from
BCM via CAN communication.
Revision: 2008 October
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WCS-16
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (METER)
LIGHT IND
[On/Off]
Status of light indicator lamp detected from position light request signal is received
from BCM via CAN communication.
OIL W/L
[On/Off]
Status of oil pressure warning lamp detected from oil pressure switch signal is re-
ceived from BCM via CAN communication.
MIL
[On/Off]
Status of malfunction indicator lamp detected from malfunctioning indicator lamp
signal is received from ECM via CAN communication.
CRUISE IND
[On/Off]
Status of CRUISE indicator detected from ASCD status signal is received from
ECM via CAN communication.
O/D OFF IND
[On/Off]
Status of O/D OFF indicator detected from O/D OFF indicator signal is received
from control device.
4WD W/L
[On/Off]
Status of AWD warning lamp detected from AWD warning lamp signal is received
from AWD control unit via CAN communication.
4WD LOCK IND
[On/Off]
Status of AWD LOCK warning lamp detected from AWD LOCK warning lamp sig-
nal is received from AWD control unit via CAN communication.
FUEL W/L
[On/Off]
Low-fuel warning lamp status detected by the identified fuel level.
WASHER W/L
[On/Off]
Status of washer warning lamp judged from washer level switch input to combina-
tion meter.
AIR PRES W/L
[On/Off]
Status of low tire pressure warning lamp detected from tire pressure signal is re-
ceived from BCM via CAN communication.
KEY G/W W/L
[On/Off]
Status of key warning lamp (G/Y) detected from key warning signal is received
from BCM via CAN communication.
LCD
[B&P N, B&P I, ID NG, ROTAT, SFT
P, INSRT, BATT, NO KY, OUTKY, LK
WN]
Displays status of Intelligent Key system warning detected from meter display sig-
nal is received from BCM via CAN communication.
SHIFT IND
[P, R, N, D, L]
Status of shift position indicator detected from shift position signal is received from
TCM via CAN communication.
O/D OFF SW
[On/Off]
Status of O/D OFF switch.
M RANGE SW
[Off]
This item is displayed, but cannot be monitored.
NM RANGE SW
[Off]
This item is displayed, but cannot be monitored.
AT SFT UP SW
[Off]
This item is displayed, but cannot be monitored.
AT SFT DWN SW
[Off]
This item is displayed, but cannot be monitored.
ST SFT UP SW
[Off]
This item is displayed, but cannot be monitored.
ST SFT DWN SW
[Off]
This item is displayed, but cannot be monitored.
PKB SW
[On/Off]
Status of parking brake switch.
BUCKLE SW
[On/Off]
Status of seat belt buckle switch (driver side).
BRAKE OIL SW
[On/Off]
Status of brake fluid level switch.
DISTANCE
[km]
Value of possible driving distance calculated by combination meter.
A/C AMP CONN
[On/Off]
Status of A/C auto amp. connection recognition signal.
Display item [Unit]
MAIN
SIGNALS
Description
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WCS
DIAGNOSIS SYSTEM (METER)
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NOTE:
Some items are not available according to vehicle specification.
SPECIAL FUNCTION
Special menu
W/L ON HISTORY
• Stores histories when warning/indicator lamp is turned on.
• “W/L ON HISTORY” indicates the “TIME” when the warning/indicator lamp is turned on.
• The “TIME” above is :
- 0 : The condition that the warning/indicator lamp has been turned on 1 or more times after starting the
engine and waiting for 30 seconds.
- 1 - 39 : The number of times the engine was restarted after the 0 condition.
- NO W/L ON HISTORY : Stores NO (0) turning on history of warning/indicator lamp.
NOTE:
• W/L ON HISTORY is not stored for approximately 30 seconds after the engine starts.
• Brake warning lamp does not store any history when the parking the brake is applied or the brake fluid level
gets low.
Display Item
ENTER SW
[On/Off]
Status of
(ENTER) switch.
SELECT SW
[On/Off]
Status of
(SELECT) switch.
OUTSIDE TEMP
[
°
C or
°
F]
Ambient air temperature value converted from ambient sensor signal received
from ambient sensor.
NOTE:
This may not match with the temperature value indicated on the information dis-
play. (Because the information display value is a corrected value from the ambient
sensor input value.)
FUEL LOW SIG
[On/Off]
Status of fuel level low warning signal to output to AV control unit via CAN com-
munication.
BUZZER
[On/Off]
X
Buzzer status (in the combination meter) is detected from the buzzer output signal
received from each unit via CAN communication and the warning output condition
of the combination meter.
Display item [Unit]
MAIN
SIGNALS
Description
Display item
Description
W/L ON HISTORY
Lighting history of warning lamp and indicator lamp can be checked.
Display item
Description
ABS W/L
Lighting history of ABS warning lamp.
VDC/TCS IND
Lighting history of VDC OFF indicator lamp.
SLIP IND
Lighting history of SLIP indicator lamp.
BRAKE W/L
Lighting history of brake warning lamp.
DOOR W/L
Lighting history of door warning.
TRUNK/GLAS-H
This item is displayed, but cannot be monitored.
OIL W/L
Lighting history of oil pressure warning lamp.
C-ENG W/L
Lighting history of malfunction indicator lamp.
C-ENG2 W/L
This item is displayed, but cannot be monitored.
CRUISE IND
Lighting history of CRUISE indicator lamp.
SET IND
Lighting history of SET indicator.
CRUISE W/L
This item is displayed, but cannot be monitored.
BA W/L
This item is displayed, but cannot be monitored.
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WCS-18
< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (METER)
O/D OFF IND
Lighting history of O/D OFF indicator lamp.
ATC/T-AMT W/L
This item is displayed, but cannot be monitored.
ATF TEMP W/L
This item is displayed, but cannot be monitored.
CVT IND
This item is displayed, but cannot be monitored.
SPORT IND
This item is displayed, but cannot be monitored.
4WD W/L
Lighting history of AWD warning lamp.
FUEL W/L
Lighting history of low fuel level warning.
WASHER W/L
Lighting history of low washer fluid warning
AIR PRES W/L
Lighting history of low tire pressure warning lamp.
KEY G/Y W/L
Lighting history of key warning lamp (green/yellow).
KEY R W/L
Lighting history of key warning lamp (red).
KEY KNOB W/L
This item is displayed, but cannot be monitored.
SYS FAIL W/L
This item is displayed, but cannot be monitored.
SFT POSI W/L
This item is displayed, but cannot be monitored.
HV BAT W/L
This item is displayed, but cannot be monitored.
HEV BRAKE W/L
This item is displayed, but cannot be monitored.
SFT OPER W/L
This item is displayed, but cannot be monitored.
CHAGE W/L
Lighting history of charge warning lamp.
OIL LEV LOW
This item is displayed, but cannot be monitored.
DPF W/L
This item is displayed, but cannot be monitored.
Display item
Description
Revision: 2008 October
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WCS
DIAGNOSIS SYSTEM (BCM)
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DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)
INFOID:0000000003514555
APPLICATION ITEM
CONSULT-III performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions for each system.
NOTE:
It can perform the diagnosis modes except the following for all sub system selection items.
×
: Applicable item
NOTE:
• *1: At models with Intelligent Key system this item is displayed, but is not used.
• *2: At models with rain sensor this mode is displayed, but is not used.
Diagnosis mode
Function Description
Work Support
Changes the setting for each system function.
Self Diagnostic Result
Displays the diagnosis results judged by BCM.
CAN Diag Support Monitor
Monitors the reception status of CAN communication viewed from BCM. Refer to CONSULT-III opera-
tion manual.
Data Monitor
The BCM input/output signals are displayed.
Active Test
The signals used to activate each device are forcibly supplied from BCM.
Ecu Identification
The BCM part number is displayed.
Configuration
• Read and save the vehicle specification.
• Write the vehicle specification when replacing BCM.
System
Sub system selection item
Diagnosis mode
Work Support
Data Monitor
Active Test
Door lock
DOOR LOCK
×
×
×
Rear window defogger
REAR DEFOGGER
×
×
Warning chime
BUZZER
×
×
Interior room lamp timer
INT LAMP
×
×
×
Remote keyless entry system
MULTI REMOTE ENT*
1
×
×
×
Exterior lamp
HEAD LAMP
×
×
×
Wiper and washer
WIPER
×
*
2
×
×
Turn signal and hazard warning lamps
FLASHER
×
×
×
—
AIR CONDITONER*
3
• Intelligent Key system
• Engine start system
INTELLIGENT KEY
×
×
×
Combination switch
COMB SW
×
Body control system
BCM
×
NVIS - NATS
IMMU
×
×
Interior room lamp battery saver
BATTERY SAVER
×
×
×
Back door opener system
TRUNK
×
×
Vehicle security system
THEFT ALM
×
×
×
RAP system
RETAINED PWR
×
Signal buffer system
SIGNAL BUFFER
×
×
TPMS
TPMS (AIR PRESSURE MONITOR)
×
×
×
Revision: 2008 October
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< FUNCTION DIAGNOSIS >
DIAGNOSIS SYSTEM (BCM)
• *3: This item is displayed, but is not used.
FREEZE FRAME DATA (FFD)
The BCM records the following vehicle condition at the time a particular DTC is detected, and displays on
CONSULT-III.
BUZZER
BUZZER : CONSULT-III Function (BCM - BUZZER)
INFOID:0000000003452035
CONSULT-III APPLICATION ITEMS
CONSULT screen item
Indication/Unit
Description
Vehicle Speed
km/h
Vehicle speed of the moment a particular DTC is detected
Odo/Trip Meter
km
Total mileage (Odometer value) of the moment a particular DTC is detected
Vehicle Condition
SLEEP>LOCK
Power position status of
the moment a particular
DTC is detected
While turning BCM status from low power consumption mode to
normal mode (Power supply position is “LOCK”)
SLEEP>OFF
While turning BCM status from low power consumption mode to
normal mode (Power supply position is “OFF”.)
LOCK>ACC
While turning power supply position from “LOCK” to “ACC”
ACC>ON
While turning power supply position from “ACC” to “IGN”
RUN>ACC
While turning power supply position from “RUN” to “ACC” (Vehicle
is stopping and selector lever is except P position.)
CRANK>RUN
While turning power supply position from “CRANKING” to “RUN”
(From cranking up the engine to run it)
RUN>URGENT
While turning power supply position from “RUN“ to “ACC” (Emer-
gency stop operation)
ACC>OFF
While turning power supply position from “ACC” to “OFF”
OFF>LOCK
While turning power supply position from “OFF” to “LOCK”
OFF>ACC
While turning power supply position from “OFF” to “ACC”
ON>CRANK
While turning power supply position from “IGN” to “CRANKING”
OFF>SLEEP
While turning BCM status from normal mode (Power supply posi-
tion is “OFF”.) to low power consumption mode
LOCK>SLEEP
While turning BCM status from normal mode (Power supply posi-
tion is “LOCK”.) to low power consumption mode
LOCK
Power supply position is “LOCK” (Ignition switch OFF with steer-
ing is locked.)
OFF
Power supply position is “OFF” (Ignition switch OFF with steering
is unlocked.)
ACC
Power supply position is “ACC” (Ignition switch ACC)
ON
Power supply position is “IGN” (Ignition switch ON with engine
stopped)
ENGINE RUN
Power supply position is “RUN” (Ignition switch ON with engine
running)
CRANKING
Power supply position is “CRANKING” (At engine cranking)
IGN Counter
0 - 39
The number of times that ignition switch is turned ON after DTC is detected
• The number is 0 when a malfunction is detected now.
• The number increases like 1
→
2
→
3...38
→
39 after returning to the normal condition
whenever ignition switch OFF
→
ON.
• The number is fixed to 39 until the self-diagnosis results are erased if it is over 39.
Test item
Diagnosis mode
Description
BUZZER
Data Monitor
Displays BCM input data in real time.
Active Test
Operation of electrical loads can be checked by sending driving signal to them.
Revision: 2008 October
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DIAGNOSIS SYSTEM (BCM)
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DATA MONITOR
ACTIVE TEST
Display item
[Unit]
Description
PUSH SW
[On/Off]
Status of push button ignition switch judged by BCM.
UNLK SEN-DR
[On/Off]
Status of unlock sensor judged by BCM.
VEH SPEED 1
[Km/h]
Value of vehicle speed signal received from ABS actuator and electric unit (control unit) with CAN
communication line.
KEY SW-SLOT
[On/Off]
Status of key slot judged by BCM.
TAIL LAMP SW
[On/Off]
Status of each switch judged by BCM using the combination switch readout function.
FR FOG SW
[On/Off]
Status of front fog lamp switch judged by BCM.
DOOR SW-DR
[On/Off]
Status of driver side door switch judged by BCM.
Display item
[Unit]
Description
IGN KEY WARN ALM
The key warning chime operation can be checked by operating the relevant function (On/Off).
SEAT BELT WARN TEST
The seat belt warning chime operation can be checked by operating the relevant function (On/Off).
ID REGIST WARNING
The ID regist warning chime operation can be checked by operating the relevant function (On/Off).
LIGHT WARN ALM
The light warning chime operation can be checked by operating the relevant function (On/Off).
Revision: 2008 October
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WCS-22
< COMPONENT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
COMPONENT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
COMBINATION METER
COMBINATION METER : Diagnosis Procedure
INFOID:0000000003470010
1.
CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between combination meter harness connector terminals and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Check harness between combination meter and fuse.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter connector.
3.
Check continuity between combination meter harness connector terminals and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
BCM (BODY CONTROL MODULE)
BCM (BODY CONTROL MODULE) : Diagnosis Procedure
INFOID:0000000003470011
1.
CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Power source
Fuse No.
Battery
11
Ignition switch ON or START
4
Terminals
Ignition switch po-
sition
Voltage
(Approx.)
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
1
OFF
Battery voltage
2
ON
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
3
Existed
23
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POWER SUPPLY AND GROUND CIRCUIT
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Is the fuse fusing?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connectors.
3.
Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Signal name
Fuse and fusible link No.
Battery power supply
M
10
Terminals
Voltage
(Approx.)
(+)
(
−
)
BCM
Ground
Connector
Terminal
M118
1
Battery voltage
M119
11
BCM
Ground
Continuity
Connector
Terminal
M119
13
Existed
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WCS-24
< COMPONENT DIAGNOSIS >
METER BUZZER CIRCUIT
METER BUZZER CIRCUIT
Description
INFOID:0000000003452040
• The buzzer for warning chime system is installed in the combination meter.
• The combination meter sounds the alarm buzzer based on the signals transmitted from various units.
Component Function Check
INFOID:0000000003452041
1.
CHECK OPERATION OF METER BUZZER
1.
Select “BUZZER” of “BCM” on CONSULT-III.
2.
Perform “LIGHT WARN ALM” of “Active Test”.
Does meter buzzer beep?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” for the “METER/M&A” and check the “BUZZER” monitor value.
Is the inspection result normal?
YES
>> Replace combination meter.
NO
>> Replace BCM. Refer to
BCS-96, "Removal and Installation"
Diagnosis Procedure
INFOID:0000000003452042
1.
CHECK POWER SUPPLY OF COMBINATION METER
Check power supply of combination meter. Refer to
MWI-43, "COMBINATION METER : Diagnosis Proce-
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair power supply circuit of combination meter. Refer to
BUZZER
Under the condition of buzzer input
: On
Except above
: Off
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WCS
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
WCS-25
< COMPONENT DIAGNOSIS >
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SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Description
INFOID:0000000003452043
Transmits a seat belt buckle switch signal (driver side) to the combination meter.
Component Function Check
INFOID:0000000003452044
1.
CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” for the “METER/M&A” and check the “BUCKLE SW” monitor value.
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000003452045
1.
CHECK COMBINATION METER INPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between combination meter harness connector terminal and ground.
Is the inspection result normal?
YES
>> Replace combination meter
NO
>> GO TO 2.
2.
CHECK SEAT BELT BUCKLE SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter connector and seat belt buckle switch (driver side) connector.
3.
Check continuity between combination meter harness connector terminal and seat belt buckle switch
(driver side) harness connector terminal.
• *1 : Without automatic drive positioner
• *2 : With automatic drive positioner
4.
Check harness continuity between combination meter harness connector terminal and ground.
BUCKLE SW
When seat belt is fastened
: Off
When seat belt is unfastened
: On
Terminals
Condition
Voltage
(Approx.)
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
35
When seat belt is fastened
12 V
When seat belt is unfastened
0 V
Terminals
Continuity
(+)
(-)
Combination meter
Seat belt buckle switch(driver side)
Connector
Terminal
Connector
Terminal
M34
35
B409
*1
15
*1
Exist
B449
*2
40
*2
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WCS-26
< COMPONENT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT
Check harness continuity between seat belt buckle switch (driver side) harness connector terminal and
ground.
• *1 : Without automatic drive positioner
• *2 : With automatic drive positioner
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Component Inspection
INFOID:0000000003452046
1.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
1.
Turn ignition switch OFF.
2.
Disconnect the seat belt buckle switch (driver side) connector.
3.
Check continuity between terminals.
• Without automatic drive positioner
• With automatic drive positioner
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace the seat belt buckle. Refer to
SB-7, "SEAT BELT BUCKLE : Removal and Installation"
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
35
Not existed
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
B409
*1
16
*1
Exist
B449
*2
41
*2
Terminals
Condition
Continuity
(+)
(-)
Seat belt buckle switch (driver side)
Connector
Terminal
Connector
Terminal
B409
*1
15
*1
B409
*1
16
*1
When seat belt is fastened
Not existed
B449
*2
40
*2
B449
*2
41
*2
B409
*1
15*1
B409
*1
16*1
When seat belt is unfastened
Exist
B449
*2
40
*2
B449
*2
41
*2
Revision: 2008 October
2009 Murano
WCS
WARNING CHIME SYSTEM
WCS-27
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
WARNING CHIME SYSTEM
Wiring Diagram - WARNING CHIME -
INFOID:0000000003452047
JCNWM1828GB
Revision: 2008 October
2009 Murano
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