Page 4659 of 4801
WCS
WARNING CHIME SYSTEMWCS-17
< WIRING DIAGRAM >
C
D E
F
G H
I
J
K L
M B
A
O P
ABNIA3633GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 4660 of 4801
WCS-18
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
ABNIA3634GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 4661 of 4801
WCS
WARNING CHIME SYSTEMWCS-19
< WIRING DIAGRAM >
C
D E
F
G H
I
J
K L
M B
A
O P
ABNIA4967GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 4662 of 4801
WCS-20
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
ABNIA3636GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 4663 of 4801
WCS
WARNING CHIME SYSTEMWCS-21
< WIRING DIAGRAM >
C
D E
F
G H
I
J
K L
M B
A
O P
ABNIA3637GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 4664 of 4801
WCS-22
< WIRING DIAGRAM >
WARNING CHIME SYSTEM
ABNIA4968GB
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 4667 of 4801

WCS
POWER SUPPLY AND GROUND CIRCUITWCS-25
< DTC/CIRCUIT DIAGNOSIS >
C
D E
F
G H
I
J
K L
M B
A
O P
DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
COMBINATION METER
COMBINATION METER : Diagnosis ProcedureINFOID:0000000009941198
Regarding Wiring Diagram information, refer to MWI-32, "Wiring Diagram".
1.CHECK FUSES
Check that the following fuses are not blown.
Is the fuse blown?
YES >> Replace the blown fuse after repairing the affected circuit.
NO >> GO TO 2.
2.POWER SUPPLY CIRCUIT CHECK
1. Disconnect combination meter connector.
2. Check voltage between combination meter harnes s connector M24 terminals 5, 21, 22 and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connectors.
3.GROUND CIRCUIT CHECK
1. Turn ignition switch OFF.
2. Check continuity between combination mete r harness connector M24 terminals 1, 2 and ground.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair or replace harness or connectors.
BCM (BODY CONTROL MODULE)
Unit Power source Fuse No.
Combination meter Battery 13
25
Ignition switch ON or START 31
Terminals Ignition switch position
(+) (–) OFF ACC ON START
Connector Terminal
M24 22
GroundBattery voltage Battery voltage Battery voltage Battery voltage
21 0V 0V Battery voltage Battery voltage 5 0V Battery voltage Battery voltage 0V
Te r m i n a l s Continuity
(+)
(–)
Connector Terminal
M24 1
Ground Yes
2
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WCS-26
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
BCM (BODY CONTROL MODULE) : Diagnosis Procedure
INFOID:0000000009941194
Regarding Wiring Diagram information, refer to BCS-55, "Wiring Diagram".
1. CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Is the fuse or fusible link blown?
YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2
2. CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connector M21.
2. Check voltage between BCM connector M21 terminals 131, 139 and ground.
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 M21 terminals 134, 143 and ground.
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair or replace harness or connectors.
Terminal No. Signal name Fuse and fusible link No.
139 Fusible link battery power I (40A)
131 BCM battery fuse 1 (10A)
BCM GroundVo l ta g e
(Approx.)
Connector Terminal
M21 131
— Battery voltage
139
BCM Ground Continuity
Connector Terminal
M21 134
—Yes
143
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM