Nissan Murano Z51. Manual — part 1316
SRC-34
< DTC/CIRCUIT DIAGNOSIS >
[FOR USA AND CANADA]
B1023 PASS A/B INDCTR CKT
>> GO TO 2.
2.
CHECK AIR BAG WARNING LAMP
Check the air bag warning lamp status.
Is malfunctioning part detected?
YES
>> Refer to warning lamp flash code chart.
NO
>> INSPECTION END.
Diagnosis Procedure
INFOID:0000000005513510
With CONSULT-lll
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal and wait at least 3
minutes. (To discharge backup capacitor.)
• Do not 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
>> Repair or replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace wiring harness.
3.
CHECK PASSENGER AIR BAG OFF INDICATOR
1.
Replace front passenger air bag OFF indicator (Cut-off telltale).
2.
Check the screen of CONSULT-lll.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Check the intermittent incident. Refer to
GI-39, "Intermittent Incident"
.
B1025, B1032, B1048 OCS SENSOR
SRC-35
< DTC/CIRCUIT DIAGNOSIS >
[FOR USA AND CANADA]
C
D
E
F
G
I
J
K
L
M
A
B
SRC
N
O
P
B1025, B1032, B1048 OCS SENSOR
Description
INFOID:0000000005513511
Suppresses the deployment of front passenger air bag when the condition of passenger seat is empty or occu-
pied with a child and child-seat. Also illuminates front passenger air bag OFF indicator lamp when the condi-
tion of passenger seat is occupied with a child-seat and child. In case of malfunction the blinking of the air bag
warning lamp reports the malfunction to driver, and by the on board self-diagnosis system or CONSULT-III can
detect the cause.
OPERATION
This unit classifies occupant in passenger seat and detects electrical malfunction in Occupant Detection Sys-
tem and transmits malfunction information to air bag control unit.
STRUCTURE
It is integrated into the seat sensor mat and detects the occupants and Occupant Detection System control
unit that classifies the occupants.
INSTALLATION
Occupant Detection System control unit is installed in the passenger seat cushion.
DTC Logic
INFOID:0000000005513512
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF-DIAG RESULT
With CONSULT-III
1.
Turn ignition switch ON.
2.
Perform “AIR BAG” Self Diagnostic Result CONSULT-III.
Without CONSULT-III
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-17, "Diagnosis Description"
.
NOTE:
SRS does not enter diagnosis mode if no malfunction is detected in user mode.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000005513513
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal and wait at least 3
minutes. (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.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B1025
B1032
B1048
OCS SENSOR
Malfunction occurs in Occupant Detec-
tion System control unit, circuit of Occu-
pant Detection System control unit-Air
bag diagnosis sensor unit or Air bag di-
agnosis sensor unit
• Disconnection of wiring harness
• Internal breakdown in Occupant De-
tection System control unit
• Malfunction in air bag diagnosis sen-
sor unit
SRC-36
< DTC/CIRCUIT DIAGNOSIS >
[FOR USA AND CANADA]
B1025, B1032, B1048 OCS SENSOR
2.
CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
CHECK OCCUPANT DETECTION SYSTEM CONTROL UNIT
1.
Replace seat cushion frame. Refer to
.
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
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
B1026, B1027, B1028, B1029, B1030, B1031 DIAGNOSIS SENSOR UNIT
SRC-37
< DTC/CIRCUIT DIAGNOSIS >
[FOR USA AND CANADA]
C
D
E
F
G
I
J
K
L
M
A
B
SRC
N
O
P
B1026, B1027, B1028, B1029, B1030, B1031 DIAGNOSIS SENSOR UNIT
Description
INFOID:0000000005513514
DTC B1026, B1027, B1028, B1029, B1030, B1031 DIAGNOSIS SENSOR UNIT
Detects the whole SRS electrical system and displays the malfunction either by illuminating or blinking the air
bag warning lamp in the combination meter. Malfunctioning part can be detected by on board self-diagnosis
system and electro-diagnosis tester CONSULT-III.
OPERATION
It detects a shock that exceeds specified level and monitors such systems as the driver and passenger air
bag, side air bag, curtain air bag, pre-tensioner seat belts and Occupant Classification System (OCS) to
ensure proper operation.
STRUCTURE
It contains the “G” sensors for both frontal and side collisions and spare battery function in case of main bat-
tery damage in collision.
INSTALLATION
Air bag diagnosis sensor unit is installed under the center console with fixed bolts.
DTC Logic
INFOID:0000000005513515
DTC DETECTION LOGIC
With CONSULT-III
DTC No. Index (“SELF-DIAG [CURRENT]”), (“SELF-DIAG [PAST]” or “TROUBLE DIAG RECORD”)
DTC CONFIRMATION PROCEDURE (With CONSULT-III)
1.
INSPECTION START
Turn ignition switch ON.
>> GO TO 2.
2.
CHECK SELF-DIAG RESULT
Check the screen of CONSULT-III.
Is malfunctioning part detected?
YES
>> Refer to
NO
>> INSPECTION END.
DTC CONFIRMATION PROCEDURE (Without CONSULT-III)
NOTE:
• SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1.
INSPECTION START
Turn ignition switch ON.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B1026
B1027
B1028
B1029
B1030
B1031
CONTROL UNIT
Air bag diagnosis sensor unit is out of
order or mis-match
• Internal breakdown in air bag diag-
nosis sensor unit
• Mis-match between specification on
vehicle and configuration in air bag
diagnosis sensor unit
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст