Nissan Rogue. Instruction — part 1228
WCS
POWER SUPPLY AND GROUND CIRCUIT
WCS-41
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
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J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM connector M20 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
BCM
Ground
Voltage
(Approx.)
Connector
Terminal
M20
161
—
Battery voltage
BCM
Ground
Continuity
Connector
Terminal
M20
170
—
Yes
171
WCS-42
< DTC/CIRCUIT DIAGNOSIS >
METER BUZZER CIRCUIT
METER BUZZER CIRCUIT
Description
INFOID:0000000011276475
• The buzzer for the warning chime system is installed in the combination meter.
• The combination meter sounds the buzzer based on the signals transmitted from various units.
Component Function Check
INFOID:0000000011276476
1.
CHECK OPERATION OF METER BUZZER
1. Select “BUZZER” of “BCM” using CONSULT.
2. Perform “LIGHT WARN ALM” or “SEAT BELT WARN TEST” in “Active Test”.
Does meter buzzer activate?
YES
>> Inspection End.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000011276477
1.
CHECK COMBINATION METER INPUT SIGNAL
Select the “Data Monitor” of “METER/M&A” using CONSULT and check the “BUZZER” monitor value.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-84, "Removal and Installation"
NO
>> Replace BCM. Refer to
BCS-75, "Removal and Installation"
(with Intelligent Key system) or
135, "Removal and Installation"
(without Intelligent Key system).
Monitor item
Condition
Status
BUZZER
Under the condition of buzzer input
On
Except above
Off
WCS
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
WCS-43
< 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:0000000011276478
Transmits a seat belt buckle switch signal to the combination meter.
Component Function Check
INFOID:0000000011276479
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:0000000011276480
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 M76 terminal 28 and ground.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-84, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK SEAT BELT BUCKLE SWITCH LH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter harness connector M76 and seat belt buckle switch LH harness connector
B87.
3. Check continuity between combination meter harness connector M76 terminal 28 and seat belt buckle
switch LH harness connector B87 terminal 1.
4. Check continuity between combination meter harness connector M76 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
(+)
(-)
M76
28
Ground
When seat belt LH is fastened
Battery voltage
When seat belt LH is unfastened
0 V
Combination meter
Seat belt buckle switch LH
Continuity
Connector
Terminal
Connector
Terminal
M76
28
B87
1
Yes
WCS-44
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connector.
3.
CHECK SEAT BELT BUCKLE SWITCH LH GROUND CIRCUIT
Check continuity between seat belt buckle switch LH harness connector B87 terminal 2 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connector.
Component Inspection
INFOID:0000000011276481
1.
CHECK SEAT BELT BUCKLE SWITCH
1. Turn ignition switch OFF.
2. Disconnect the seat belt buckle switch LH connector.
3. Check continuity between the seat belt buckle switch LH terminals 1 and 2.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace the seat belt buckle switch LH. Refer to
SB-11, "FRONT SEAT BELT BUCKLE : Removal
.
Combination meter
Ground
Continuity
Connector
Terminal
M76
28
No
Seat belt buckle switch LH
Ground
Continuity
Connector
Terminal
B87
2
Yes
Condition
Terminal
Continuity
When seat belt buckle LH is fastened
1– 2
No
When seat belt buckle LH is unfastened
Yes
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