Nissan Versa Sedan. Manual — part 898
WCS-34
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
Is the fuse blown?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM connector and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair harness or connector.
Terminal No.
Signal name
Fuses and fusible link No.
57
Battery power supply
12 (10A)
70
G (40A)
11
Ignition switch ACC or ON
18 (10A)
38
Ignition switch ON or START
2 (10A)
BCM
Ground
Ignition switch position
Connector
Terminal
OFF
ACC
ON
M20
57
Battery voltage
Battery voltage
Battery voltage
70
M18
11
—
0 V
Battery voltage
Battery voltage
38
0 V
0 V
Battery voltage
BCM
Ground
Continuity
Connector
Terminal
M20
67
—
Yes
WCS
METER BUZZER CIRCUIT
WCS-35
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
METER BUZZER CIRCUIT
Component Function Check
INFOID:0000000009269301
1.
CHECK OPERATION OF METER BUZZER
1. Select BUZZER of BCM(BUZZER) on CONSULT.
2. Perform LIGHT WARN ALM of Active Test.
Does meter buzzer beep?
YES
>> Inspection End.
NO
>> GO TO 2.
2.
CHECK COMBINATION METER INPUT SIGNAL
Select the DATA MONITOR for the METER/MA and check the BUZZER monitor value.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-53, "Removal and Installation"
(Type A) or
(Type B).
NO
>> Replace BCM. Refer to
BCS-69, "Removal and Installation"
(with Intelligent Key) or
(without Intelligent Key).
Diagnosis Procedure
INFOID:0000000009269302
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY OF COMBINATION METER
Check power supply of combination meter. Refer to
MWI-94, "COMBINATION METER : Diagnosis Procedure"
MWI-44, "COMBINATION METER : Diagnosis Procedure"
.
NOTE:
To identify combination meter type, refer to
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair power supply circuit of combination meter.
BUZZER
Under the condition of buzzer input
: On
Except above
: Off
WCS-36
< DTC/CIRCUIT DIAGNOSIS >
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
TYPE A
TYPE A : Description
INFOID:0000000009269307
Transmits a seat belt buckle switch LH signal to the combination meter.
TYPE A : Component Function Check
INFOID:0000000009269308
1.
CHECK COMBINATION METER INPUT SIGNAL
Select “DATA MONITOR” for “METER/M&A” and check the “SEAT BELT W/L” monitor value.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Refer to
WCS-36, "TYPE A : Diagnosis Procedure"
TYPE A : Diagnosis Procedure
INFOID:0000000009269309
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 M24 terminal 34 and ground.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-53, "Removal and Installation"
NO
>> GO TO 2
2.
CHECK SEAT BELT BUCKLE SWITCH LH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter and seat belt buckle switch LH.
3. Check continuity between combination meter harness connector M24 terminal 34 and seat belt buckle
switch LH harness connector B13 terminal 1.
4. Check continuity between combination meter harness connector M24 terminal 34 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK SEAT BELT BUCKLE SWITCH LH GROUND CIRCUIT
Check continuity between seat belt buckle switch LH harness connector B13 terminal 2 and ground.
SEAT BELT W/L
When seat belt is fastened
: OFF
When seat belt is unfastened : ON
34 - Ground
When driver seat belt is fastened
: Approx. 12V
When driver seat belt is unfastened : Approx. 0V
34 - 1
: Continuity should exist.
34 - Ground
: Continuity should not exist.
2 - Ground
: Continuity should exist.
WCS
SEAT BELT BUCKLE SWITCH SIGNAL CIRCUIT
WCS-37
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness.
TYPE A : Component Inspection
INFOID:0000000009269310
1.
CHECK SEAT BELT BUCKLE SWITCH LH
1. Turn ignition switch OFF.
2. Disconnect the seat belt buckle switch LH.
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.
TYPE B
TYPE B : Description
INFOID:0000000009269303
Transmits a seat belt buckle switch LH signal to the combination meter.
TYPE B : Component Function Check
INFOID:0000000009269304
1.
CHECK COMBINATION METER INPUT SIGNAL
Select “DATA MONITOR” for “METER/M&A” and check the “SEAT BELT W/L” monitor value.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Refer to
WCS-37, "TYPE B : Diagnosis Procedure"
TYPE B : Diagnosis Procedure
INFOID:0000000009269305
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 M82 terminal 9 and ground.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-104, "Removal and Installation"
NO
>> GO TO 2
1– 2
When seat belt is
fastened
: Continuity should not exist.
When seat belt is
unfastened
: Continuity should exist.
SEAT BELT W/L
When seat belt is fastened
: OFF
When seat belt is unfastened : ON
9 - Ground
When driver seat belt is fastened
: Approx. 12V
When driver seat belt is unfastened : Approx. 0V
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