Murano Cross Cabriolet Z51 (2013 year). Manual — part 85
SRS AIR BAG SYSTEM
SRC-25
< WIRING DIAGRAM >
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SRC
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JRHWC0348GB
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-26
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORK FLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
INFOID:0000000008461775
OVERALL SEQUENCE
DETAILED FLOW
JMHIA1324GB
Revision: 2012 October
2013 Murano CrossCabriolet
DIAGNOSIS AND REPAIR WORK FLOW
SRC-27
< BASIC INSPECTION >
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1.
INTERVIEW THE CUSTOMER FOR THE SYMPTOM
Interview the customer for the symptom (the condition and the environment when the incident/malfunction
occurs).
>> GO TO 2.
2.
CHECK SYMPTOM
Check the symptom from the customer information.
>> GO TO 3.
3.
CHECK WARNING LAMP OPERATION
Check air bag warning lamp operation in the user mode. Refer to
SRC-13, "On Board Diagnosis Function"
Are any malfunction detected?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK LOW VOLTAGE
Check low voltage with CONSULT. Refer to
.
Are any malfunction detected?
YES
>> GO TO 9.
NO
>> Check intermittent incident. Refer to
GI-40, "Intermittent Incident"
.
5.
CHECK SELF DIAGNOSTIC RESULTS
Check self diagnostic result with CONSULT or diagnosis mode.
If it is impossible to switch to diagnosis mode, follow the same procedure that DTC is not detected.
NOTE:
Perform the following procedure if DTC is detected.
• Record DTC (Print them out with CONSULT.)
• Erase self diagnostic result.
• Study the relationship between the malfunction that DTC or air bag warning lamp indicates and the symptom
that the customer describes.
• Check related service bulletins for information.
Is DTC detected?
YES
>> GO TO 6.
NO
>> GO TO 7.
6.
PERFORM DTC CONFIRMATION PROCEDURE
Perform DTC CONFIRMATION PROCEDURE for the DTC.
>> GO TO 8.
7.
PERFORM DIAGNOSIS ACCORDING TO WARNING LAMP OPERATION
1.
Check air bag warning lamp operation in the user mode. Refer to
SRC-13, "On Board Diagnosis Func-
2.
Perform Diagnosis Procedure for the air bag warning lamp operation. Refer to
(USER MODE).
>> GO TO 9.
8.
DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE
Inspect according to Diagnostic Procedure of the DTC.
>> GO TO 9.
9.
REPAIR OR REPLACE THE MALFUNCTION PART
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-28
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORK FLOW
Repair or replace the malfunctioning part.
>> GO TO 10.
10.
FINAL CHECK
Check self diagnostic result and air bag warning lamp operation in the user mode.
Is the malfunction repaired?
YES
>> INSPECTION END
NO
>> GO TO 2.
Revision: 2012 October
2013 Murano CrossCabriolet
B1001, B1002, B1003, B1004, B1005 DIAGNOSIS SENSOR UNIT
SRC-29
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
B1001, B1002, B1003, B1004, B1005 DIAGNOSIS SENSOR UNIT
DTC Logic
INFOID:0000000008461776
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
.
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461777
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
1.
CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1001
B1002
B1003
B1004
B1005
CONTROL UNIT
Air bag diagnosis sensor unit is malfunctioning
Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-30
< DTC/CIRCUIT DIAGNOSIS >
B1006, B1007, B1008, B1009, B1010 DIAGNOSIS SENSOR UNIT
B1006, B1007, B1008, B1009, B1010 DIAGNOSIS SENSOR UNIT
DTC Logic
INFOID:0000000008461778
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461779
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
1.
CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1006
B1007
B1008
B1009
B1010
CONTROL UNIT
Air bag diagnosis sensor unit is malfunctioning
Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
B1011, B1012, B1013, B1014, B1015 DIAGNOSIS SENSOR UNIT
SRC-31
< DTC/CIRCUIT DIAGNOSIS >
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B1011, B1012, B1013, B1014, B1015 DIAGNOSIS SENSOR UNIT
DTC Logic
INFOID:0000000008461780
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
.
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461781
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
1.
CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1011
B1012
B1013
B1014
B1015
CONTROL UNIT
Air bag diagnosis sensor unit is malfunctioning
Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-32
< DTC/CIRCUIT DIAGNOSIS >
B1017, B1020, B1021 OCCUPANT SENS C/U
B1017, B1020, B1021 OCCUPANT SENS C/U
DTC Logic
INFOID:0000000008461782
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “AIR BAG” Self Diagnostic Result with CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461783
WARNING:
Always observe the following items for preventing accidental activation.
• Before servicing, turn power switch OFF, disconnect battery negative terminal, and wait 3 minutes or
more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK HARNESS CONNECTOR
Check the connection of harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT
1.
Replace passenger seat cushion assembly. Refer to
SR-33, "Removal and Installation"
.
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
SR-30, "Removal and Installation"
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1017
B1020
B1021
OCCUPANT SENS C/U
[UNIT FAIL]
Occupant Classification System control
unit is malfunctioning
• Disconnection of wiring harness
• Malfunction in Occupant Classification System
control unit
• Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
B1017, B1020, B1021 OCCUPANT SENS C/U
SRC-33
< DTC/CIRCUIT DIAGNOSIS >
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2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-34
< DTC/CIRCUIT DIAGNOSIS >
B1018 OCCUPANT SENS
B1018 OCCUPANT SENS
DTC Logic
INFOID:0000000008461784
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “AIR BAG” Self Diagnostic Result with CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461785
WARNING:
Always observe the following items for preventing accidental activation.
• Before servicing, turn power switch OFF, disconnect battery negative terminal, and wait 3 minutes or
more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK HARNESS CONNECTOR
Check the connection of harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT
1.
Replace passenger seat cushion assembly. Refer to
SR-33, "Removal and Installation"
.
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
SR-30, "Removal and Installation"
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1018
OCCUPANT SENS
[UNIT FAIL]
Occupant Classification System
sensor is malfunctioning
• Disconnection of wiring harness
• Malfunction in Occupant Classification System sensor
• Malfunction in Occupant Classification System control unit
• Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
B1018 OCCUPANT SENS
SRC-35
< DTC/CIRCUIT DIAGNOSIS >
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2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-36
< DTC/CIRCUIT DIAGNOSIS >
B1022 OCCUPANT SENS C/U
B1022 OCCUPANT SENS C/U
DTC Logic
INFOID:0000000008461786
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “AIR BAG” Self Diagnostic Result with CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461787
WARNING:
Always observe the following items for preventing accidental activation.
• Before servicing, turn power switch OFF, disconnect battery negative terminal, and wait 3 minutes or
more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK HARNESS CONNECTOR
Check the connection of harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT
1.
Replace passenger seat cushion assembly. Refer to
SR-33, "Removal and Installation"
.
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
SR-30, "Removal and Installation"
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1022
OCCUPANT SENS C/U
[COMM FAIL]
Malfunction occurs in Occupant Classifica-
tion System control unit, circuit between
Occupant Classification System control
unit and Air bag diagnosis sensor unit
• Disconnection of wiring harness
• Malfunction in Occupant Classification System
control unit
• Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
B1022 OCCUPANT SENS C/U
SRC-37
< DTC/CIRCUIT DIAGNOSIS >
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2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-38
< DTC/CIRCUIT DIAGNOSIS >
B1023 PASSENGER AIR BAG OFF INDICATOR
B1023 PASSENGER AIR BAG OFF INDICATOR
DTC Logic
INFOID:0000000008461788
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461789
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK HARNESS CONNECTOR
Check the connection of harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
CHECK PASSENGER AIR BAG OFF INDICATOR
1.
Replace cluster lid C (passenger air bag OFF indicator).
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
2.
Perform DTC confirmation procedure. Refer to
.
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1023
PASS A/B INDCTR CKT
[UNIT FAIL]
Passenger air bag OFF indicator circuit
is open or shorted to ground or the cir-
cuits are shorted each other
• Harness or connectors
• Malfunction in passenger air bag OFF indicator
• Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
B1023 PASSENGER AIR BAG OFF INDICATOR
SRC-39
< DTC/CIRCUIT DIAGNOSIS >
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Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
Revision: 2012 October
2013 Murano CrossCabriolet
SRC-40
< DTC/CIRCUIT DIAGNOSIS >
B1025, B1032, B1048 OCS SENSOR
B1025, B1032, B1048 OCS SENSOR
DTC Logic
INFOID:0000000008461790
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT
1.
Turn ignition switch ON.
2.
Perform “AIR BAG” Self Diagnostic Result with CONSULT.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-13, "On Board Diagnosis Function"
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000008461791
WARNING:
Always observe the following items for preventing accidental activation.
• Before servicing, turn power switch OFF, disconnect battery negative terminal, and wait 3 minutes or
more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK HARNESS CONNECTOR
Check the connection of harness connector.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
REPLACE OCCUPANT CLASSIFICATION SYSTEM CONTROL UNIT
1.
Replace passenger seat cushion assembly. Refer to
SR-33, "Removal and Installation"
.
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1.
Replace air bag diagnosis sensor unit. Refer to
SR-30, "Removal and Installation"
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1025
B1032
B1048
OCS SENSOR
Malfunction occurs in Occupant Classifica-
tion System control unit, circuit between
Occupant Classification System control
unit and Air bag diagnosis sensor unit
• Disconnection of wiring harness
• Internal breakdown in Occupant Classification
System control unit
• Malfunction in air bag diagnosis sensor unit
Revision: 2012 October
2013 Murano CrossCabriolet
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