Murano Cross Cabriolet Z51 (2011 year). Manual — part 63
WCS-24
< ECU DIAGNOSIS INFORMATION >
COMBINATION METER
DTC Index
INFOID:0000000007125086
Information display
Door open warning
The display turns off by suspending communication.
Trunk open warning
Parking brake release warning
Low tire pressure warning
Fuel filler cap warning
Instantaneous fuel warning
• When reception time of an abnormal signal is 2 seconds or
less, the last received datum is used for calculation to indi-
cate the result.
• When reception time of an abnormal signal is more than two
seconds, the last result calculated during normal condition
is indicated.
Average fuel consumption
Average vehicle speed
Travel distance
Buzzer
The buzzer turns off by suspending communication.
Warning lamp/indicator
lamp
ABS warning lamp
The lamp turns on by suspending communication.
SLIP indicator lamp
Brake warning lamp
AWD warning lamp
Malfunction indicator lamp
Low tire pressure warning lamp
The lamp turns ON after flashing for 1 minute.
High beam indicator lamp
The lamp turns off by suspending communication.
Turn signal indicator lamp
Light indicator lamp
Oil pressure warning lamp
CRUISE indicator lamp
O/D OFF indicator lamp
VDC OFF indicator lamp
AWD LOCK indicator lamp
Key warning lamp
Function
Specifications
Display contents of CONSULT
Diagnostic item is detected when ...
Refer to
CAN COMM CIRCUIT
[U1000]
When combination meter is not transmitting or receiving CAN communication signal
for 2 seconds or more.
CONTROL UNIT (CAN)
[U1010]
When detecting error during the initial diagnosis of the CAN controller of combina-
tion meter.
VEHICLE SPEED
[B2205]
The abnormal vehicle speed signal is input from the ABS actuator and electric unit
(control unit) for 2 seconds or more.
ENGINE SPEED
[B2267]
If ECM continuously transmits abnormal engine speed signals for 2 seconds or
more.
WATER TEMP
[B2268]
If ECM continuously transmits abnormal engine coolant temperature signals for 60
seconds or more.
Revision: 2012 March
2011 Murano CrossCabriolet
WCS
BCM (BODY CONTROL MODULE)
WCS-25
< ECU DIAGNOSIS INFORMATION >
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BCM (BODY CONTROL MODULE)
List of ECU Reference
INFOID:0000000007125089
ECU
Reference
BCM
BCS-53, "DTC Inspection Priority Chart"
Revision: 2012 March
2011 Murano CrossCabriolet
WCS-26
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
WIRING DIAGRAM
WARNING CHIME SYSTEM
Wiring Diagram
INFOID:0000000006940115
JCNWA4162GB
Revision: 2012 March
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WCS
WARNING CHIME SYSTEM
WCS-27
< WIRING DIAGRAM >
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JCNWA4163GB
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WCS-28
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
JCNWA4164GB
Revision: 2012 March
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WCS
WARNING CHIME SYSTEM
WCS-29
< WIRING DIAGRAM >
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JCNWA4165GB
Revision: 2012 March
2011 Murano CrossCabriolet
WCS-30
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
JCNWA4166GB
Revision: 2012 March
2011 Murano CrossCabriolet
WCS
DIAGNOSIS AND REPAIR WORKFLOW
WCS-31
< BASIC INSPECTION >
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
INFOID:0000000006940082
OVERALL SEQUENCE
DETAILED FLOW
1.
OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.
CHECK SYMPTOM
• Check the symptom based on the information obtained from the customer.
• Check if any other malfunctions are present.
>> GO TO 3.
3.
CHECK CONSULT SELF-DIAGNOSIS RESULTS
Connect CONSULT and perform self-diagnosis. Refer to
.
JSNIA3754GB
Revision: 2012 March
2011 Murano CrossCabriolet
WCS-32
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORKFLOW
Are self-diagnosis results normal?
YES
>> GO TO 4.
NO
>> GO TO 5.
4.
NARROW DOWN MALFUNCTIONING PARTS BY SYMPTOM DIAGNOSIS
Perform symptom diagnosis and narrow down the malfunctioning parts.
>> GO TO 5.
5.
REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace malfunctioning parts.
NOTE:
If DTC is displayed, erase DTC after repairing or replacing malfunctioning parts.
>> GO TO 6.
6.
FINAL CHECK
Check that the warning buzzer in the combination meter operates normally.
Does it operate normally?
YES
>> INSPECTION END
NO
>> GO TO 1.
Revision: 2012 March
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WCS
POWER SUPPLY AND GROUND CIRCUIT
WCS-33
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
COMBINATION METER
COMBINATION METER : Diagnosis Procedure
INFOID:0000000007134421
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.
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
4
23
Revision: 2012 March
2011 Murano CrossCabriolet
WCS-34
< DTC/CIRCUIT DIAGNOSIS >
METER BUZZER CIRCUIT
METER BUZZER CIRCUIT
Description
INFOID:0000000006940108
• 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:0000000006940109
1.
CHECK OPERATION OF METER BUZZER
1.
Select “BUZZER” of “BCM” on CONSULT.
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-78, "Removal and Installation"
Diagnosis Procedure
INFOID:0000000006940110
1.
CHECK POWER SUPPLY OF COMBINATION METER
Check power supply of combination meter. Refer to
MWI-56, "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
Revision: 2012 March
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WCS
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
WCS-35
< DTC/CIRCUIT DIAGNOSIS >
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SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Description
INFOID:0000000006940111
Transmits a seat belt buckle switch signal (driver side) to the combination meter.
Component Function Check
INFOID:0000000006940112
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:0000000006940113
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. Refer to
MWI-79, "Removal and Installation"
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.
4.
Check harness continuity between combination meter harness connector terminal and ground.
Is the inspection result normal?
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
B449
40
Exist
Terminals
Continuity
(+)
(-)
Combination meter
Ground
Connector
Terminal
M34
35
Not existed
Revision: 2012 March
2011 Murano CrossCabriolet
WCS-36
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
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.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair harness or connector.
Component Inspection
INFOID:0000000006940114
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.
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
B449
41
Exist
Terminals
Condition
Continuity
(+)
(-)
Seat belt buckle switch (driver side)
Connector
Terminal
Connector
Terminal
B449
40
B449
41
When seat belt is fastened
Not existed
When seat belt is unfastened
Exist
Revision: 2012 March
2011 Murano CrossCabriolet
WCS
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
WCS-37
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
THE PARKING BRAKE RELEASE WARNING CONTINUES SOUNDING, OR
DOES NOT SOUND
Description
INFOID:0000000006940125
• The parking brake warning buzzer sounds continuously during vehicle travel though the parking brake is
released.
• The parking brake warning buzzer does not sound at all even though driving the vehicle with the parking
brake applied.
Diagnosis Procedure
INFOID:0000000006940126
1.
CHECK PARKING BRAKE WARNING LAMP
1.
Start the engine.
2.
Check the operation of the brake warning lamp by operating the parking brake.
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-79, "Removal and Installation"
.
NO
>> GO TO 2.
2.
CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT
Perform a check for the parking brake switch signal circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK PARKING BRAKE SWITCH
Perform a unit check for the parking brake switch. Refer to
MWI-65, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-79, "Removal and Installation"
.
NO
>> Replace the parking brake switch. Refer to
When parking brake is applied
: ON
When parking brake is released
: OFF
Revision: 2012 March
2011 Murano CrossCabriolet
WCS-38
< SYMPTOM DIAGNOSIS >
THE LIGHT REMINDER WARNING DOES NOT SOUND
THE LIGHT REMINDER WARNING DOES NOT SOUND
Description
INFOID:0000000006940127
Light reminder warning chime does not sound even though headlamp is illuminated.
Diagnosis Procedure
INFOID:0000000006940128
1.
CHECK COMBINATION SWITCH (LIGHT SWITCH) OPERATION
Check that the headlamps operate normally by operating the combination switch (light switch).
Do they operate normally?
YES
>> GO TO 2.
NO
>> Refer to
2.
CHECK FRONT DOOR SWITCH (DRIVER SIDE) SIGNAL CIRCUIT
Perform the check for the front door switch (driver side) signal circuit. Refer to
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK FRONT DOOR SWITCH (DRIVER SIDE)
Perform a unit check for the front door switch (driver side). Refer to
DLK-84, "Component Inspection"
.
Is the inspection result normal?
YES
BCS-78, "Removal and Installation"
NO
>> Replace the front door switch (driver side). Refer to
DLK-198, "Removal and Installation"
.
Revision: 2012 March
2011 Murano CrossCabriolet
WCS
THE SEAT BELT WARNING CONTINUES SOUNDING, OR DOES NOT SOUND
WCS-39
< SYMPTOM DIAGNOSIS >
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THE SEAT BELT WARNING CONTINUES SOUNDING, OR DOES NOT
SOUND
Description
INFOID:0000000006940129
• Seat belt reminder warning does not sound.
• Seat belt reminder warning sounds continuously.
Diagnosis Procedure
INFOID:0000000006940130
1.
CHECK SEAT BELT WARNING LAMP
1.
Turn ignition switch ON.
2.
Check the operation of the seat belt warning lamp in the combination meter.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 4.
2.
CHECK BCM OUTPUT SIGNAL
Check if the light reminder warning chime is activated by performing BCM active test. Refer to
"BUZZER : CONSULT Function (BCM - BUZZER)"
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 3.
3.
CHECK COMBINATION METER INPUT SIGNAL
Check if buzzer switches to proper condition (On/Off) on data monitor of combination meter. Refer to
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-79, "Removal and Installation"
.
NO
>> Replace the BCM. Refer to
BCS-78, "Removal and Installation"
4.
CHECK SEAT BELT BUCKLE SWITCH CIRCUIT
Perform the check for the seat belt buckle switch circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Perform a unit check for the seat belt buckle switch (driver side). Refer to
WCS-36, "Component Inspection"
Is the inspection result normal?
YES
>> Replace the combination meter. Refer to
MWI-79, "Removal and Installation"
.
NO
>> Replace the seat belt buckle. Refer to
SB-7, "SEAT BELT BUCKLE : Removal and Installation"
.
Seat belt fastened
: OFF
Seat belt not fastened
: ON
Buzzer active condition
: On
Buzzer non-active condition
: Off
Revision: 2012 March
2011 Murano CrossCabriolet
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