Nissan Qashqai (2007-2010). Manual — part 765
SBC-8
< COMPONENT DIAGNOSIS >
FRONT SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
NO
>> Repair or replace harness.
4.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Check seat belt buckle switch (driver side).
Refer to
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace seat belt buckle switch (driver side). Refer to
SB-8, "SEAT BELT BUCKLE : Removal and
5.
CHECK COMBINATION METER OUTPUT SIGNAL
1.
Turn ignition switch ON.
2.
Connect combination meter connector.
3.
Check voltage between combination meter connector and ground.
Is the inspection result normal?
YES
>> Refer to
GI-39, "Intermittent Incident"
.
NO
>> Replace combination meter. Refer to
MWI-72, "Removal and Installation"
Component Inspection
INFOID:0000000001083101
1.
CHECK SEAT BELT BUCKLE SWITCH (DRIVER SIDE)
Check continuity between seat belt buckle switch (driver side) while performing the insertion operation to the
seat belt buckle.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace seat belt buckle switch (driver side). Refer to
SB-8, "SEAT BELT BUCKLE : Removal and
Combination meter connector
Terminal
Voltage (V)
(Approx.)
M34
(+)
(-)
35
Ground
5
Seat belt buckle switch connector (driver side)
Terminal
Condition
Continuity
B22
1
2
When seat belt is unfastened
Existed
When seat belt is fastened
Not existed
FRONT SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
SBC-9
< COMPONENT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SBC
N
O
P
FRONT SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Description
INFOID:0000000001084939
• Detects if the seat belt is fastened or unfastened.
• Warning lamp turns OFF if the seat belt is fastened.
Component Function Check
INFOID:0000000001083103
1.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE) FUNCTION
Check if the warning lamp turns OFF as soon as the seat belt is fastened.
Is the inspection results normal?
YES
>> Seat belt buckle switch (passenger side) is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000001085564
1.
CHECK INDICATOR UNIT HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect indicator unit and combination meter connector.
3.
Check continuity between indicator unit and combination meter harness connector.
4.
Check continuity between indicator unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE) FUNCTION
1.
Connect combination meter connector.
2.
Turn ignition switch ON.
3.
Sits in the passenger seat.
4.
Check voltage between combination meter connector and ground.
Is the inspection result normal?
YES
>> Refer to
GI-39, "Intermittent Incident"
.
NO
>> GO TO 3.
3.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE) HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect seat belt buckle switch (passenger side) and combination meter connector.
3.
Check continuity between combination meter and seat belt buckle switch (passenger side) harness con-
nector.
4.
Check continuity between combination meter harness connector and ground.
Indicator unit connector
Terminal
Combination meter connector
terminal
Continuity
M91
1
M34
14
Existed
Indicator unit connector
Terminal
Ground
Continuity
M91
1
Not existed
Combination meter connector
Terminal
Condition
Voltage (V)
(Approx.)
M34
(+)
(-)
36
Ground
Passenger seat belt is unfastened
0
Passenger seat belt is fastened
Battery voltage
Combination meter connector
Terminal
Seat belt buckle switch (passenger side) connector
terminal
Continuity
M34
36
B23
1
Existed
SBC-10
< COMPONENT DIAGNOSIS >
FRONT SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK OCCUPANT DETECTION UNIT HARNESS
1.
Disconnect occupant detection unit connector.
2.
Check continuity between seat belt buckle switch (passenger side) and occupant detection unit harness
connector.
3.
Check continuity between seat belt buckle switch (passenger side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK GROUND CIRCUIT
Check continuity between occupant detection unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Check seat belt buckle switch (passenger side).
Refer to
SBC-11, "Component Inspection (seat belt buckle switch passenger side)"
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Replace seat belt buckle switch (passenger side). Refer to
7.
CHECK OCCUPANT DETECTION UNIT
Check occupant detection unit.
Refer to
SBC-11, "Component Inspection (occupant detection unit)"
.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Replace occupant detection unit. Refer to
SE-25, "Disassembly and Assembly"
8.
CHECK COMBINATION METER OUTPUT SIGNAL
1.
Connect combination meter connector.
2.
Turn ignition switch ON.
3.
Check voltage between combination meter and ground.
Combination meter connector
Terminal
Ground
Continuity
M34
36
Not existed
Seat belt buckle switch (passenger side)
connector
Terminal
Occupant detection unit connector
terminal
Continuity
B23
2
B48
1
Existed
Seat belt buckle switch (passenger side) connector
Terminal
Ground
Continuity
B23
2
Not existed
Occupant detection unit connector
Terminal
Ground
Continuity
B48
2
Existed
Combination meter connector
Terminal
Voltage (V)
(Approx.)
M34
(+)
(-)
36
Ground
Battery voltage
FRONT SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
SBC-11
< COMPONENT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SBC
N
O
P
Is the inspection result normal?
YES
>> Refer to
GI-39, "Intermittent Incident"
.
NO
>> Replace combination meter. Refer to
MWI-72, "Removal and Installation"
Component Inspection (seat belt buckle switch passenger side)
INFOID:0000000001085839
1.
CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE)
Check continuity between seat belt buckle switch (passenger side) while performing the insertion operation to
the seat belt buckle.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace seat belt buckle switch (passenger side). Refer to
.
Component Inspection (occupant detection unit)
INFOID:0000000001098099
1.
CHECK OCCUPANT DETECTION UNIT
Check occupant detection unit.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace occupant detection unit. Refer to
SE-25, "Disassembly and Assembly"
Seat belt buckle switch connector (passenger side)
Terminal
Condition
Continuity
B23
1
2
When seat belt is unfastened
Existed
When seat belt is fastened
Not existed
Occupant detection unit connector
Terminal
Condition
Continuity
B48
1
2
When getting in the passenger seat
Existed
Other than above
Not existed
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