Nissan Cube. Manual — part 887
B1065, B1070 PASSENGER AIR BAG MODULE
SRC-65
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SRC
N
O
P
4.
REPLACE PASSENGER AIR BAG MODULE
1.
Replace passenger air bag module. Refer to
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
SRC-66
< DTC/CIRCUIT DIAGNOSIS >
B1066, B1071 PASSENGER AIR BAG MODULE
B1066, B1071 PASSENGER AIR BAG MODULE
Description
INFOID:0000000009946157
In case of frontal collision where acceleration is more than the specified level, the ignition materials are ignited
by electric ignition system. The system burns the gas generating materials resulting in a chemical reaction.
This generates hot gases that flow into the air bag through a filter and expand the bag.
DTC Logic
INFOID:0000000009946158
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.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-18, "Diagnosis with Air Bag Warning Lamp"
.
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:0000000009946159
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 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 connector.
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 4.
NO
>> INSPECTION END
DTC
Display contents of CON-
SULT
DTC detecting condition
Possible cause
B1066
B1071
ASSIST A/B MODULE
[VB-SHORT]
Passenger air bag module circuit is
shorted to power supply circuit
• Disconnection of wiring harness and short
• Malfunction in passenger air bag module
• Malfunction in air bag diagnosis sensor unit
B1066, B1071 PASSENGER AIR BAG MODULE
SRC-67
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SRC
N
O
P
4.
REPLACE PASSENGER AIR BAG MODULE
1.
Replace passenger air bag module. Refer to
.
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> GO TO 1.
NO
>> INSPECTION END
SRC-68
< DTC/CIRCUIT DIAGNOSIS >
B1067, B1072 PASSENGER AIR BAG MODULE
B1067, B1072 PASSENGER AIR BAG MODULE
Description
INFOID:0000000009946160
In case of frontal collision where acceleration is more than the specified level, the ignition materials are ignited
by electric ignition system. The system burns the gas generating materials resulting in a chemical reaction.
This generates hot gases that flow into the air bag through a filter and expand the bag.
DTC Logic
INFOID:0000000009946161
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.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the air bag warning lamp status. Refer to
SRC-18, "Diagnosis with Air Bag Warning Lamp"
.
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:0000000009946162
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 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 connector.
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 4.
NO
>> INSPECTION END
DTC
Display contents of
CONSULT
DTC detecting condition
Possible cause
B1067
B1072
ASSIST A/B MODULE
[GND-SHORT]
Passenger air bag module circuit is
shorted to ground
• Disconnection of wiring harness and short
• Malfunction in passenger air bag module
• Malfunction in air bag diagnosis sensor unit
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