Nissan Qashqai J11. Manual — part 2049
WCS-44
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Description
INFOID:0000000010438783
Transmits a seat belt buckle switch signal to the combination meter.
Component Function Check
INFOID:0000000010438784
1.
CHECK COMBINATION METER INPUT SIGNAL
1.
Ignition ON.
2.
Monitor seat belt warning lamp while fastening and unfastening the driver seat belt buckle.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000010438785
Regarding Wiring Diagram information, refer to
.
1.
CHECK COMBINATION METER INPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between combination meter harness connector M51 terminal 28 and ground.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-80, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK SEAT BELT BUCKLE SWITCH DRIVER SIDE CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter harness connector M51 and seat belt buckle switch driver side harness
connector B11 or B69.
3.
Check continuity between combination meter harness connector M51 terminal 28 and seat belt buckle
switch LH harness connector B11 or B69 terminal 1.
4.
Check continuity between combination meter harness connector M51 terminal 28 and ground.
Condition
Warning lamp status
When driver seat belt buckle is unfastened
ON
When driver seat belt buckle is fastened
OFF
Combination meter
Condition
Voltage
(Approx.)
Connector
Terminals
(+)
(-)
M51
28
Ground
When seat belt driver side is fastened
Battery voltage
When seat belt driver side is unfastened
0 V
Combination meter
Seat belt buckle switch driver side
Continuity
Connector
Terminal
Connector
Terminal
M51
28
B11
(LHD)
B69
(RHD)
1
Yes
WCS
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
WCS-45
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Description
INFOID:0000000010438783
Transmits a seat belt buckle switch signal to the combination meter.
Component Function Check
INFOID:0000000010438784
1.
CHECK COMBINATION METER INPUT SIGNAL
1.
Ignition ON.
2.
Monitor seat belt warning lamp while fastening and unfastening the driver seat belt buckle.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000010438785
Regarding Wiring Diagram information, refer to
.
1.
CHECK COMBINATION METER INPUT SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between combination meter harness connector M51 terminal 28 and ground.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-86, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK SEAT BELT BUCKLE SWITCH DRIVER SIDE CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter harness connector M51 and seat belt buckle switch driver side harness
connector B11 or B69.
3.
Check continuity between combination meter harness connector M51 terminal 28 and seat belt buckle
switch LH harness connector B11 or B69 terminal 1.
4.
Check continuity between combination meter harness connector M51 terminal 28 and ground.
Condition
Warning lamp status
When driver seat belt buckle is unfastened
ON
When driver seat belt buckle is fastened
OFF
Combination meter
Condition
Voltage
(Approx.)
Connector
Terminals
(+)
(-)
M51
28
Ground
When seat belt driver side is fastened
Battery voltage
When seat belt driver side is unfastened
0 V
Combination meter
Seat belt buckle switch driver side
Continuity
Connector
Terminal
Connector
Terminal
M51
28
B11
(LHD)
B69
(RHD)
1
Yes
WCS-46
< DTC/CIRCUIT DIAGNOSIS >
PARKING BRAKE SWITCH SIGNAL CIRCUIT
PARKING BRAKE SWITCH SIGNAL CIRCUIT
Component Function Check
INFOID:0000000010438787
1.
CHECK PARKING BRAKE SWITCH OPERATION
Check that brake warning lamp in combination meter turns ON/OFF when parking brake is actuated.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Proceed to diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000010438788
Regarding Wiring Diagram information, refer to
.
1.
CONNECTOR INSPECTION
1.
Turn ignition switch OFF.
2.
Disconnect combination meter and parking brake switch connectors.
3.
Check connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace as necessary.
2.
CHECK PARKING BRAKE SWITCH
Check parking brake switch. Refer to
WCS-47, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace parking brake switch. Refer to
PB-146, "Removal and Installation"
.
3.
CHECK PARKING BRAKE SWITCH SIGNAL
With CONSULT.
1.
Connect combination meter connector and parking brake switch connectors.
2.
Turn ignition switch ON.
3.
In DATA MONITOR select "PKB SW" and check parking brake switch signal.
Is the inspection result normal?
YES
>> Refer to
NO
>> GO TO 4.
4.
CHECK PARKING BRAKE SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter and parking brake switch connectors.
3.
Check continuity between combination meter connector M76 terminal 26 and parking brake switch con-
nector E52 terminal 1.
4.
Check continuity between combination meter connector and ground.
Condition
DATA MONITOR
Actuate parking brake
On
Release parking brake
Off
Combination meter
Parking brake switch
Continuity
Connector
Terminal
Connector
Terminal
M76 26
E52
1
Yes
WCS
PARKING BRAKE SWITCH SIGNAL CIRCUIT
WCS-47
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
PARKING BRAKE SWITCH SIGNAL CIRCUIT
Component Function Check
INFOID:0000000010438787
1.
CHECK PARKING BRAKE SWITCH OPERATION
Check that brake warning lamp in combination meter turns ON/OFF when parking brake is actuated.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Proceed to diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000010438788
Regarding Wiring Diagram information, refer to
.
1.
CONNECTOR INSPECTION
1.
Turn ignition switch OFF.
2.
Disconnect combination meter and parking brake switch connectors.
3.
Check connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace as necessary.
2.
CHECK PARKING BRAKE SWITCH
Check parking brake switch. Refer to
WCS-48, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace parking brake switch. Refer to
PB-145, "Removal and Installation"
3.
CHECK PARKING BRAKE SWITCH SIGNAL
With CONSULT.
1.
Connect combination meter connector and parking brake switch connectors.
2.
Turn ignition switch ON.
3.
In DATA MONITOR select "PKB SW" and check parking brake switch signal.
Is the inspection result normal?
YES
>> Refer to
.
NO
>> GO TO 4.
4.
CHECK PARKING BRAKE SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect combination meter and parking brake switch connectors.
3.
Check continuity between combination meter connector M76 terminal 26 and parking brake switch con-
nector E52 terminal 1.
4.
Check continuity between combination meter connector and ground.
Condition
DATA MONITOR
Actuate parking brake
On
Release parking brake
Off
Combination meter
Parking brake switch
Continuity
Connector
Terminal
Connector
Terminal
M76 26
E52
1
Yes
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