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FRONT WIPER AND WASHER SYSTEM
Revision: 2007 April2007 M35/M45
Wiper Does Not Wipe When Front Washer OperatesNKS003WW
1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM
With CONSULT-ll
1. Select “BCM” on CONSULT-II, and select “WIPER” on “SELECT
TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure that “FR WASHER SW” turn ON-OFF according to
front wiper switch operation.
Without CONSULT-ll
Refer to LT- 2 3 9 , "
Combination Switch Inspection" .
OK or NG
OK >> Replace BCM. Refer to BCS-15, "Removal and Installa-
tion of BCM" .
NG >> Check combination switch (wiper switch). Refer to LT-
239, "Combination Switch Inspection" .
Front Wiper Does Not StopNKS003WX
1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM
With CONSULT-ll
1. Select “BCM” on CONSULT-II, and select “WIPER” on “SELECT
TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen.
Make sure that “FR WIPER INT”, “FR WIPER LOW”, “FR
WIPER HI”, and “FR WASHER SW” turn ON-OFF according to
front wiper switch operation.
Without CONSULT-ll
Refer to LT- 2 3 9 , "
Combination Switch Inspection" .
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and
Installation of IPDM E/R" .
NG >> Check combination switch (wiper switch). Refer to LT- 2 3 9 , "
Combination Switch Inspection" .
PKIB0110E
PKIB0110E
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Removal and Installation of Front Wiper Arms, Adjustment of Wiper Arms Stop
Location
NKS003WY
REMOVAL
1. Turn wiper switch ON to operate wiper motor, and then turn wiper switch OFF (auto stop).
2. Open hood, remove arm caps, and remove wiper arm nuts.
3. Raise wiper arms, and remove wiper arms from the vehicle.
INSTALLATION
1. Clean up the pivot area as shown in the figure. This will reduce
possibility of wiper arm looseness.
2. Prior to wiper arm installation, turn on wiper switch to operate
wiper motor and then turn it “OFF” (auto stop).
3. Push wiper arm onto pivot shaft, paying attention to blind spline.
4. Lift the blade up and then set it down onto glass surface to set
the blade center to clearance “L1” & “L2” immediately before
tightening nuts.
5. Spray washer fluid. Turn on wiper switch to operate wiper motor
and then turn it “OFF”.
6. Make sure that wiper blades stop within clearance “L1” & “L2”.
Tighten wiper arm nuts to specified torque.
7. Attach wiper arm caps.
ADJUSTMENT
Refer to WW-43, "INSTALLATION" .
SEL024J
Clearance “L1” : 17.9 ± 7.5 mm (0.705 ± 0.295 in)
Clearance “L2” : 33.2 ± 7.5 mm (1.307 ± 0.295 in)
Front wiper arm nuts : 23.5 N·m (2.4 kg-m, 17 ft-lb)PKIA9951E
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FRONT WIPER AND WASHER SYSTEM
Revision: 2007 April2007 M35/M45
Removal and Installation of Front Wiper Drive AssemblyNKS003WZ
REMOVAL
1. Operate front wiper motor, and stop at the auto stop position.
2. Remove wiper arms. Refer to WW-43, "
REMOVAL" .
3. Remove cowl top cover. Refer to EI-18, "
COWL TOP" .
4. Disconnect wiper motor connector and remove connector clips.
5. Remove front wiper drive assembly mounting bolts (A), and
remove front wiper drive assembly (1) from the vehicle.
INSTALLATION
1. Install front wiper drive assembly to the vehicle.
2. Connect wiper motor connector. Turn wiper switch ON to operate wiper motor, then turn wiper switch OFF
(auto stop).
3. Install connector clips to the wiper frame, and install cowl top cover. Refer to EI-18, "
COWL TOP" .
4. Attach wiper arms. Refer to WW-43, "
INSTALLATION" .
5. Adjustment of wiper arm stop location.
6. Install arm caps.
Disassembly and Assembly of Front Wiper Drive AssemblyNKS003X0
SKIB4222E
Front wiper drive assembly mounting bolts : 4.5 N·m (0.46kg-m, 40 in-lb)
1. Wiper linkage 1 2. Bolt 3. Shaft seal
4. Wiper motor 5. Wiper frame 6. Bolt
7. Wiper linkage 2
: N·m (kg-m, in-lb)
: Should be lubricated with grease.
SKIB4231E
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DISASSEMBLY
1. Remove wiper linkage from wiper motor and motor frame.
2. Remove wiper motor mounting bolts, and remove wiper motor from wiper frame.
CAUTION:
Be careful not to bend linkage and not to damage the resin part of ball joint when removing wiper link-
age.
ASSEMBLY
1. Connect wiper motor connector. Turn wiper switch ON to operate wiper motor, and then turn wiper switch
OFF (auto stop).
2. Disconnect wiper motor connector.
3. Install wiper motor to wiper frame.
4. Install wiper linkage to wiper frame and wiper motor.
CAUTION:
Never drop the wiper motor or cause it to contact other parts.
Check grease conditions of the motor arm and wiper linkage joint (at retainer). Apply grease if
necessary.
Washer Nozzle AdjustmentNKS004HP
Adjust spray positions to match the positions shown in the figure.
Unit: mm (in)
Insert a needle or suitable tool into the nozzle hole and move up/
down and left/right to adjust the spray position.Wiper motor mounting bolts : 4.5 N·m (0.46 kg-m, 40 in-lb)
Spray position h (height) l (width)φ (Diameter)
(spray point area)
A 193.9 (7.63) 514.2 (20.24) 180 (7.09)
B 288.7 (11.37) 307.5 (12.11) 240 (9.45)
C 119.7 (4.71) 175.6 (6.91) 130 (5.12)
D 158.0 (6.22) 42.7 (1.68) 165 (6.50)
E 279.0 (10.98) 280.3 (11.04) 200 (7.87)
F 127.6 (5.02) 488.4 (19.23) 95 (3.74)
PKID0429E
SKIB4250E
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FRONT WIPER AND WASHER SYSTEM
Revision: 2007 April2007 M35/M45
Washer Tube LayoutNKS003X2
Removal and Installation of Front Washer NozzleNKS003X3
REMOVAL
1. Open hood, and turn off the washer hose seal rubber.
2. While pushing nozzle spray point side along body, use the noz-
zle stop point as the support point and rotate nozzle (1) to
remove it from body.
3. Remove washer tube (2).
INSTALLATION
1. Install washer tube in nozzle.
2. Install nozzle to the vehicle.
3. Adjust nozzle spray location. Refer to WW-45, "
Washer Nozzle Adjustment" .
CAUTION:
The spray points differ, so be sure to install left and right nozzles correctly.
SKIB4253E
SKIB4255E
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Inspection for Washer Nozzle NKS003X4
CHECK VALVE INSPECTION
Blow air in the injection direction, and make sure that air flows only
one way. Make sure that the reverse direction (inhale) is not possi-
ble.
Inspection of Front Wiper and Washer Switch CircuitNKS003X5
Refer to LT- 2 3 9 , "Combination Switch Inspection" .
Removal and Installation of Front Wiper and Washer SwitchNKS003X6
REMOVAL
1. Remove steering column cover. Refer to IP-10, "INSTRUMENT PANEL ASSEMBLY" .
2. Disconnect the wiper and washer switch connector.
3. Pull wiper and washer switch (1) toward the passenger door
while pressing pawls (A) in direction shown by the arrow in the
figure, and remove it from the base.
INSTALLATION
Installation is the reverse order of removal.
SKIB4256E
SKIB4257E
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FRONT WIPER AND WASHER SYSTEM
Revision: 2007 April2007 M35/M45
Removal and Installation of Washer TankNKS003X7
: Vehicle front
REMOVAL
1. Remove engine room cover (RH). Refer to EM-15, "Removal and Installation" .
2. Remove clip (A) and pull washer tank inlet (1) out of washer
tank.
3. Remove front bumper. Refer to EI-11, "
Removal and Installation" .
4. Disconnect washer pump connector and wash fluid level sensor connector.
5. Remove washer tank mounting nuts (A) and remove bolt (B).
6. Remove washer tube, and remove washer tank (1) from vehicle.
INSTALLATION
Note the following, and installation is the reverse order of removal.
CAUTION:
After installation, add water up to the upper level of washer tank inlet, and check for water leaks.
SKIB4258E
SKIB4259E
Washer tank mounting nuts : 4.5 N·m (0.46 kg-m, 40 in-lb)
Washer tank mounting bolt : 4.5 N·m (0.46 kg-m, 40 in-lb)
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Removal and Installation of Washer PumpNKS003X8
: Vehicle front
REMOVAL
1. Remove fender protector (front) RH. Refer to EI-20, "FENDER PROTECTOR" .
2. Disconnect washer pump connector (1) and remove washer
tube.
3. Pull out washer pump (2) in direction shown by the arrow in the
figure. Remove washer pump (2) from washer tank.
INSTALLATION
Note the following, and installation is the reverse order of removal.
CAUTION:
When installing washer pump, there should be no packing twists, etc.
SKIB4260E