wiper INFINITI QX56 2010 Factory Service Manual

REAR WIPER MOTOR CIRCUITWW-29
< COMPONENT DIAGNOSIS >
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N
O P
3. CHECK GLASS HATCH AJAR SWITCH CIRCUIT
1. Disconnect BCM harness M19.
2. Turn ignition switch OFF.
3. Make sure hatch glass is closed
4. Check continuity between BCM harness connector and ground.
Does continuity exist?
YES >> Repair harness if shorted. If not, refer to DLK-129,
"Diagnosis Procedure".
NO >> GO TO 4
4. CHECK REAR WIPER MOTOR OPEN CIRCUIT
1. Check continuity between BCM harness connector and rear wiper motor harness connector.
Does continuity exist?
YES >> GO TO 5
NO >> Repair or replace harness.
5. CHECK REAR WIPER MOTOR SHORT CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES >> Repair or replace harness.
NO >> Replace BCM. Refer to BCS-59, "
Removal and Installa-
tion".
BCM
GroundContinuity
Connector Terminal
M19 42 No
WKIA1414E
BCMRear wiper motor
Continuity
Connector Terminal Connector Terminal
M19 54
D704 6
Ye s
55 4
WKIA1413E
BCM
GroundContinuity
Connector Terminal
M19 54
No
55
ALLIA0449ZZ
Revision: April 20092010 QX56

WW-30
< COMPONENT DIAGNOSIS >
REAR WIPER AUTO STOP SIGNAL CIRCUIT
REAR WIPER AUTO STOP SIGNAL CIRCUIT
Component Function CheckINFOID:0000000005146783
1. CHECK REAR WIPER (AUTO STOP) OPERATION
CONSULT-III DATA MONITOR
1. Select "WIPER" of BCM data monitor item.
2. Operate the rear wiper.
3. Check that "RR WIPER STOP" changes to "O N" and "OFF" linked with the wiper operation.
Is the status of item normal?
YES >> Rear wiper auto stop signal circuit is normal.
NO >> Refer to WW-30, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000005146784
Regarding Wiring Diagram information, refer to WW-35, "Wiring Diagram".
1. CHECK REAR WIPER MOTOR AUTO STOP CIRCUITS
1. Turn ignition switch OFF.
2. Disconnect BCM and rear wiper motor.
3. Check continuity between BCM harness connector terminals and rear wiper motor harness connector terminals.
Is inspection result normal?
YES >> GO TO 2
NO >> Repair or replace harness.
2. CHECK AUTO STOP CIRCUITS FOR SHORT TO GROUND
Check continuity between BCM harness connector terminals and
ground.
Is inspection result normal?
YES >> Replace BCM. Refer to BCS-59, "Removal and Installa-
tion".
NO >> Repair or replace harness.
Monitor item ConditionMonitor status
RR WIPER STOP Rear wiper motor Stop position
ON
Except stop position OFF
BCM Rear wiper motor
Continuity
Connector Terminal Connector Terminal
M18 26 D7041
Ye s
M19 44 2
WKIA1415E
BCM
GroundContinuity
Connector Terminal
M18 26 No
M19 44
WKIA1421E
Revision: April 20092010 QX56

FRONT WIPER AND WASHER SYSTEMWW-31
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FRONT WIPER AND WASHER SYSTEM
Wiring DiagramINFOID:0000000005146785
ABLWA0518GB
Revision: April 20092010 QX56

WW-32
< COMPONENT DIAGNOSIS >
FRONT WIPER AND WASHER SYSTEM
ABLIA1335GB
Revision: April 20092010 QX56

FRONT WIPER AND WASHER SYSTEMWW-33
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F
G H
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M A
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ABLIA0278GB
Revision: April 20092010 QX56

WW-34
< COMPONENT DIAGNOSIS >
FRONT WIPER AND WASHER SYSTEM
ABLIA1436GB
Revision: April 20092010 QX56

REAR WIPER AND WASHER SYSTEMWW-35
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REAR WIPER AND WASHER SYSTEM
Wiring DiagramINFOID:0000000005146786
ABLWA0399GB
Revision: April 20092010 QX56

WW-36
< COMPONENT DIAGNOSIS >
REAR WIPER AND WASHER SYSTEM
ABLIA1336GB
Revision: April 20092010 QX56

REAR WIPER AND WASHER SYSTEMWW-37
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C
DE
F
G H
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J
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M A
B
WW
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O P
ABLIA0219GB
Revision: April 20092010 QX56

WW-38
< COMPONENT DIAGNOSIS >
REAR WIPER AND WASHER SYSTEM
ABLIA0279GB
Revision: April 20092010 QX56