Nissan Qashqai J11. Manual — part 1003
SBC-14
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
DTC/CIRCUIT DIAGNOSIS
SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Description
INFOID:0000000010500922
• Detects whether or not the seat belt is fastened when the ignition switch turns ON. If the seat belt is not fas-
tened, illuminates the seat belt warning lamp on the combination meter.
• The seat belt buckle switch is installed in the seat belt buckle.
Diagnosis Procedure
INFOID:0000000010500924
1.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Check seat belt buckle switch (driver side).
Refer to
SBC-14, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace seat belt buckle (driver side). Refer to
SB-8, "FRONT SEAT BELT BUCKLE : Removal
.
2.
CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT
1.
Disconnect seat belt buckle switch (driver side) connector.
2.
Check continuity between seat belt buckle switch (driver side) and ground.
LHD models
RHD models
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace harness.
Component Inspection
INFOID:0000000010500925
1.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
1.
Turn ignition switch OFF.
2.
Disconnect seat belt buckle switch connector.
3.
Check continuity of seat belt buckle (driver side).
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace seat belt buckle (driver side). Refer to
SB-8, "FRONT SEAT BELT BUCKLE : Removal
.
Seat belt buckle switch (driver side)
Ground
Continuity
Connector
Terminal
B11
2
Existed
Seat belt buckle switch (driver side)
Ground
Continuity
Connector
Terminal
B69
2
Existed
Seat belt buckle switch (driver side)
Condition
Continuity
Terminal
1
2
When driver side seat belt is
not fastened
Existed
When driver side seat belt is
fastened
Not existed
SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
SBC-15
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SBC
N
O
P
SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Description
INFOID:0000000010500926
• Detects whether or not the seat belt is fastened when the ignition switch turns ON. If the seat belt switch is
not fastened, illuminates the seat belt warning lamp on the combination meter.
• The seat belt buckle switch is installed in the seat belt buckle.
Diagnosis Procedure
INFOID:0000000010500928
1.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Check seat belt buckle switch (passenger side).
Refer to
SBC-16, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace seat belt buckle (passenger side). Refer to
SB-8, "FRONT SEAT BELT BUCKLE :
.
2.
CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT1
1.
Disconnect seat belt buckle switch (passenger side) connector and occupant sensor connector.
2.
Check continuity between seat belt buckle switch (passenger side) and occupant sensor.
LHD models
RHD models
3.
Check continuity between seat belt buckle switch (passenger side) and ground.
LHD models
RHD models
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK SEAT BELT BUCKLE SWITCH GROUND CIRCUIT2
Check continuity between occupant sensor and ground.
LHD models
RHD models
Seat belt buckle switch (passenger side)
Occupant sensor
Continuity
Connector
Terminal
Connector
Terminal
B69
2
B91
1
Existed
Seat belt buckle switch (passenger side)
Occupant sensor
Continuity
Connector
Terminal
Connector
Terminal
B11
2
B20
1
Existed
Seat belt buckle switch (passenger side)
Ground
Continuity
Connector
Terminal
B69
2
Not existed
Seat belt buckle switch (passenger side)
Ground
Continuity
Connector
Terminal
B11
2
Not existed
Occupant sensor
Ground
Continuity
Connector
Terminal
B91
2
Existed
Occupant sensor
Ground
Continuity
Connector
Terminal
B20
2
Existed
SBC-16
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Is the inspection result normal?
YES
>> Replace seat cushion trim. Refer to
SE-28, "Removal and Installation"
.
NO
>> Repair or replace harness.
Component Inspection
INFOID:0000000010500929
1.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
1.
Turn ignition switch OFF.
2.
Disconnect seat belt buckle switch connector.
3.
Check continuity of seat belt buckle (passenger side).
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace seat belt buckle (passenger side). Refer to
SB-8, "FRONT SEAT BELT BUCKLE :
Seat belt buckle switch (passenger side)
Condition
Continuity
Terminal
1
2
When driver side seat belt is
not fastened
Existed
When driver side seat belt is
fastened
Not existed
REAR SEAT BELT BUCKLE SWITCH
SBC-17
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SBC
N
O
P
REAR SEAT BELT BUCKLE SWITCH
Description
INFOID:0000000010500930
• Detects if the seat belt is fastened or unfastened.
• Warning lamp turns OFF if the seat belt is fastened.
Diagnosis Procedure
INFOID:0000000010500931
1.
CHECK REAR SEAT BELT BUCKLE SWITCH
Check rear seat belt buckle switch.
Refer to
SBC-17, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace rear seat belt buckle. Refer to
SB-12, "SEAT BELT BUCKLE : Removal and Installation"
.
2.
CHECK REAR SEAT BELT BUCKLE SWITCH GROUND CIRCUIT
1.
Disconnect rear seat belt buckle switch connector.
2.
Check the continuity between rear seat belt buckle switch harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace harness.
Component Inspection
INFOID:0000000010500932
1.
CHECK REAR SEAT BELT BUCKLE SWITCH
Check continuity between rear seat belt buckle switch connector.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace rear seat belt buckle. Refer to
SB-12, "SEAT BELT BUCKLE : Removal and Installation"
.
Rear seat belt buckle switch
Ground
Continuity
Connector
Terminal
LH
B12
2
Ground
Existed
Center
B70
3
RH
B88
2
Rear seat belt buckle switch
Condition
Continuity
Connector
Terminal
LH
B12
1
2
Rear seat belt (LH) is unfas-
tened
Existed
Rear seat belt (LH) is fastened
Not existed
Center
B70
3
4
Rear seat belt (center) is unfas-
tened
Existed
Rear seat belt (center) is fas-
tened
Not existed
RH
B88
1
2
Rear seat belt (RH) is unfas-
tened
Existed
Rear seat belt (RH) is fastened
Not existed
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