NISSAN LATIO 2008 Service Repair Manual

WW-28
< SERVICE INFORMATION >
REAR WIPER AND WASHER SYSTEM
3. Perform the Preliminary Check. Refer to WW-28, "Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Does the rear wiper operate normally? If YES: GO TO 6. If NO: GO TO 4.
6. Inspection End.
Preliminary CheckINFOID:0000000001704570
CHECK POWER SUPPLY AND GROUND CIRCUIT FOR BCM
Refer to BCS-15, "BCM Power Supply and Ground Circuit Inspection" .
CONSULT-III Function (BCM)INFOID:0000000001704571
Refer to WW-10, "CONSULT-III Function (BCM)" .
Rear Wiper Does Not OperateINFOID:0000000001704572
1.REAR WIPER ACTIVE TEST
1. Select "BCM" on CONSULT-III, and select "WIPER" on "SELECT TEST ITEM" screen.
2. Select "ACTIVE TEST" on "SELECT DIAG MODE" screen.
3. Select "RR WIPER" on "SELECT TEST ITEM" screen.
4. Make sure rear wiper operates.
OK or NG
OK >> GO TO 6.
NG >> GO TO 2.
2.CHECK REAR WIPER MOTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and rear wiper motor.
3. Check continuity between rear wiper motor connector (A) D404
terminal 1and BCM connector (B) M19 terminal 55.
OK or NO
OK >> GO TO 3.
NO >> Repair or replace harness.
3.CHECK REAR WIPER MOTOR SHORT CIRCUIT
Check continuity between rear wiper motor harness D404 terminal 1
and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4.CHECK GROUND CIRCUIT Wiper should operate.
55 - 1 : Continuity should exist.
WKIA5530E
1 - Ground : Continuity should not exist.
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REAR WIPER AND WASHER SYSTEM
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Check continuity between rear wiper motor connector D404 terminal
3 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace harness.
5. CHECK REAR WIPER OPERATING
1. Connect BCM and rear wiper motor.
2. Select "RR WIPER" during "ACTIVE TEST". Refer to WW-11,
"CONSULT-III Function (IPDM E/R)" . When rear wiper is oper-
ating, check voltage between BCM harness connector and
ground.
OK or NG
OK >> Replace rear wiper motor. Refer to WW-31, "Removal and Installation" .
NG >> Replace BCM. Refer to BCS-18, "
Removal and Installation of BCM" .
6.CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-III. With "WIPER" data monitor, make sure "RR WIPER INT", "RR WIPER ON"
turn ON-OFF according to operation of wiper switch.
OK or NG
OK >> Replace BCM. Refer to BCS-18, "Removal and Installation of BCM" .
NG >> Check the wiper switch. Refer to BCS-3, "
System Description" .
Rear Wiper Stop Position Is IncorrectINFOID:0000000001704573
1.CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-III. With "WIPER" data monitor, make sure "RR WIPER STOP" turns ON-OFF
according to wiper operation.
OK or NG
OK >> Replace BCM. Refer to BCS-18, "Removal and Installation of BCM" .
NG >> GO TO 2.
2.CHECK REAR WIPER MOTOR CIRCUIT3 - Ground : Continuity should exist.
WKIA5532E
BCM
(–) ConditionVo l ta g e
(Approx.) (+)
Connector Terminal
M19 55 GroundStopped 0V
ON operation Battery voltage
LKIA0551E
When wiper switch is in
INT position: RR WIPER INT ON
When wiper switch is in
ON position: RR WIPER ON ON
When wiper switch is in
OFF position: RR WIPER STOP OFF

WW-30
< SERVICE INFORMATION >
REAR WIPER AND WASHER SYSTEM
1. Turn ignition switch OFF.
2. Disconnect BCM and rear wiper motor.
3. Check continuity between rear wiper motor connector (A) D404
terminal 2 and BCM connector (B) M19 terminal 44.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3.CHECK REAR WIPER MOTOR SHORT CIRCUIT
Check continuity between rear wiper motor connector D404 terminal
2 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4.CHECK GROUND CIRCUIT
Check continuity between rear wiper motor connector D404 terminal
3 and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace harness.
5.CHECK AUTO STOP SIGNAL
1. Connect BCM.
2. Turn ignition switch ON.
3. Check voltage between rear wiper motor connector D404 termi-
nal 2 and ground.
OK or NG
OK >> Replace BCM. Refer to BCS-18, "Removal and Installa-
tion of BCM" .
NG >> Replace rear wiper motor. Refer to WW-31, "
Removal
and Installation" .
Only Rear Wiper Does Not OperateINFOID:0000000001704574
1.CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-III. With "WIPER" data monitor, make sure "RR WIPER ON" turns ON-OFF
according to operation of wiper switch.44 - 2 : Continuity should exist.
WKIA5533E
2 - Ground : Continuity should not exist.
WKIA5534E
3 - Ground : Continuity should exist.
WKIA5535E
2 - Ground : Battery voltage should exist.
WKIA5536E

REAR WIPER AND WASHER SYSTEM
WW-31
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OK or NG
OK >> Replace BCM. Refer to BCS-18, "Removal and Installation of BCM" .
NG >> Check the wiper switch. Refer to BCS-3, "
System Description" .
Only Rear Wiper Intermittent Does Not OperateINFOID:0000000001704575
1.CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-III. With "WIPER" data monitor, make sure "RR WIPER INT" turns ON-OFF
according to operation of wiper switch.
OK or NG
OK >> Replace BCM. Refer to BCS-18, "Removal and Installation of BCM" .
NG >> Check the wiper switch. Refer to BCS-3, "
System Description" .
Wiper Does Not Wipe When Rear Washer OperatesINFOID:0000000001704576
1.CHECK COMBINATION SWITCH INPUT SIGNAL
Select "BCM" on CONSULT-III. With "WIPER" data monitor, make sure "RR WASHER SW" turns ON-OFF
according to operation of rear washer switch.
OK or NG
OK >> Replace BCM. Refer to BCS-18, "Removal and Installation of BCM" .
NG >> Check the wiper switch. Refer to BCS-3, "
System Description" .
Removal and InstallationINFOID:0000000001704577
REAR WIPER ARM
Removal
1. Raise wiper arm cover (1), and remove the rear wiper arm nut
(A).
2. Remove the wiper arm.
3. Remove wiper blade.
Installation
1. Operate rear wiper motor one full cycle, then turn "OFF" (Auto Stop). When rear wiper switch is in
ON position: RR WIPER ON ON
When rear wiper switch is in
INT position: RR WIPER INT ON
When rear wiper switch is in
WASHER position: RR WASHER SW ON
LKIA0787E

WW-32
< SERVICE INFORMATION >
REAR WIPER AND WASHER SYSTEM
2. Clean pivot area as shown. This will reduce the possibility of
wiper arm looseness.
3. Install wiper blade.
4. Install wiper arm so that the arm rests in the stopper and tighten
rear wiper arm nut.
5. Install wiper arm cover.
REAR WIPER MOTOR
Removal
1. Remove wiper arm. Refer to "REAR WIPER ARM" .
2. Raise arm cap.
3. Remove the rear wiper motor nut, remove the rear wiper arm and blade.
4. Remove the back door lower finisher. Refer to EI-36, "
Removal and Installation" .
SEL024J
1. Rear wiper motor 2. Rear wiper arm and blade 3. Wiper arm cover
4. Pivot cap A. Wiper motor bolts B. Rear wiper motor nut
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REAR WIPER AND WASHER SYSTEM
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5. Disconnect the rear wiper motor connector (B).
6. Remove the bolts (A) and remove the rear wiper motor (1).
Installation
Installation is in the reverse order of removal.
CAUTION:
Do not drop the wiper motor or cause it to contact other parts.
REAR WASHER TUBE LAYOUT
NOTE:
Connect the check valve (2) to the washer fluid tube (1) so that the
directional arrow on the check valve (2) points towards the washer
nozzle tube (3).
REAR WASHER NOZZLE
Removal
1. Remove the back door window garnish. Refer to EI-36, "Removal and Installation" .
2. Disconnect rear washer tube from rear washer nozzle.
LKIA0789E
1 Washer fluid reservoir 2 Washer fluid tube to rear door 3 Rear washer nozzle
4Check valve
LKIA0790E
WKIA4242E

WW-34
< SERVICE INFORMATION >
REAR WIPER AND WASHER SYSTEM
3. Release retaining clips and remove washer nozzle.
Installation
Installation is in the reverse order of removal.
NOTE:
Inspect rear washer nozzle for proper spray pattern, adjust as necessary. Refer to WW-34, "
Washer Nozzle
Adjustment" .
WASHER FLUID RESERVOIR
Refer to WW-22, "Removal and Installation of Washer Tank" .
WIPER AND WASHER SWITCH
Refer to WW-22, "Removal and Installation of Front Wiper and Washer Switch" .
WASHER MOTOR
Refer to WW-23, "Removal and Installation of Front Washer Motor" .
Washer Nozzle AdjustmentINFOID:0000000001704578
Adjust the washer nozzle to specification using suitable tool as
shown.
LKIA0545E
Adjustable range : ±15° (In any direction)
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WEL912A

POWER SOCKET
WW-35
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POWER SOCKET
Wiring Diagram - P/SCKT -INFOID:0000000001704579
Removal and InstallationINFOID:0000000001704580
REMOVAL
1. Remove the console mask. Refer to IP-10, "Component Parts" .
WKWA5835E

WW-36
< SERVICE INFORMATION >
POWER SOCKET
2. Remove the power socket (2) from the power socket ring (3),
while pressing the hook (A) on the ring out from square hole (B).
• Console mask (1)
• Power socket cutout (C)
INSTALLATION
Installation is in the reverse order of removal.
NOTE:
Install the power socket with its cutout aligned with the power socket ring.
SKIB5671E

HORN
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< SERVICE INFORMATION >
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HORN
Wiring Diagram - HORN -INFOID:0000000001704581
Removal and InstallationINFOID:0000000001704582
REMOVAL
1. Remove the front grille. Refer to EI-20, "Removal and Installation".
WKWA4997E