Nissan Pathfinder (2008 year). Manual — part 646

FRONT WIPER AND WASHER SYSTEM

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ON-VEHICLE REPAIR

FRONT WIPER AND WASHER SYSTEM

Removal and Installation

INFOID:0000000001691134

FRONT WIPER ARMS

Removal

1.

Remove wiper arm covers and wiper arm nuts.

2.

Remove front RH wiper arm and front LH wiper arm.

3.

Remove front RH blade assembly and front LH blade assembly.

Installation

1.

Operate wiper motor one full cycle, then turn "OFF" (Auto Stop).

2.

Clean up the pivot area as shown. This will reduce possibility of
wiper arm looseness.

3.

Install front RH blade assembly and front LH blade assembly.

4.

Install front RH wiper arm and front LH wiper arm.

5.

Ensure that wiper blades stop within proper clearance. Refer to "FRONT WIPER ARM ADJUSTMENT".

FRONT WIPER ARM ADJUSTMENT

1.

Operate windshield washer and wiper motor one full cycle, then turn "OFF" (Auto Stop).

2.

Lift the wiper blade up and then rest it onto glass surface, check
the blade clearance "L1" and "L2".

3.

Remove wiper arm covers and wiper arm nuts.

4.

Adjust front wiper arms on wiper motor pivot shafts to obtain
above specified blade clearances.

5.

Tighten wiper arm nuts to specified torque, and install wiper arm
covers.

WIPER MOTOR AND LINKAGE

SEL024J

Clearance "L1"

: 24.5 - 39.5 mm (0.965 - 1.555 in)

Clearance "L2"

: 23.5 - 38.5 mm (0.925 - 1.516 in)

Front wiper arm nuts

: 23.6 N·m (2.4 kg-m, 17 ft-lb)

SEL543TA

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FRONT WIPER AND WASHER SYSTEM

Removal

1.

Remove the cowl top. Refer to

EXT-17, "Removal and Installation"

.

2.

Remove wiper frame bolts, and remove wiper frame assembly.

3.

Remove wiper motor from wiper frame assembly.

Installation

CAUTION:

• Do not drop the wiper motor or cause it to contact other parts.
• Check the grease conditions of the motor arm and wiper link joint(s). Apply grease if necessary.

1.

Connect wiper motor to connector. Turn the wiper switch ON to operate wiper motor, then turn the wiper
switch OFF (auto stop).

2.

Disconnect wiper motor electrical connector.

3.

Install wiper motor to wiper frame assembly, and install wiper frame assembly.

4.

Connect wiper motor electrical connector.

5.

Install cowl top. Refer to

EXT-17, "Removal and Installation"

.

1.

Wiper arm covers

2.

Wiper arm nuts

3.

Front LH wiper arm and blade assembly

4.

Wiper frame bolts

5.

Wiper frame assembly

6.

Wiper motor to frame nuts

7.

Wiper motor spacer

8.

Wiper motor

9.

Front RH wiper arm and blade assembly

10.

Wiper motor to frame bolts

WKIA4870E

LKIA0534E

FRONT WIPER AND WASHER SYSTEM

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WASHER HOSE LAYOUT

WASHER NOZZLES

Removal

1.

Remove the cowl top. Refer to

EXT-17, "Removal and Installation"

.

2.

Remove washer nozzles.

Installation

Installation is in the reverse order of removal.

WIPER AND WASHER SWITCH

Removal

1.

Remove instrument lower cover LH. Refer to

IP-10, "Exploded View"

.

2.

Remove steering column cover lower and steering column cover upper.

3.

Disconnect wiper and washer switch connector.

4.

Pinch tabs at wiper and washer switch base and slide switch
away from steering column.

Installation

Installation is in the reverse order of removal.

WASHER FLUID RESERVOIR

Removal

1.

Remove passenger front fender protector. Refer to.

EXT-20, "Removal and Installation of Front Fender

Protector"

.

WKIA4139E

1.

Rear washer nozzle

2.

Washer nozzles

3.

Washer fluid reservoir

WKIA0071E

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FRONT WIPER AND WASHER SYSTEM

2.

Remove clip, then remove washer fluid reservoir filler neck from
washer fluid reservoir.

3.

Disconnect front and rear washer hoses.

4.

Disconnect front and rear washer motor connector.

5.

Disconnect washer fluid level sensor connector.

6.

Remove washer fluid reservoir screws and remove washer fluid
reservoir.

Installation

Installation is in the reverse order of removal.

CAUTION:

After installation, add water up to the upper level of the washer fluid reservoir inlet and check for water
leaks.

WASHER MOTOR

Removal

1.

Remove RH front fender protector. Refer to

EXT-20, "Removal and Installation of Front Fender Protector"

.

2.

Disconnect the front and rear washer hoses.

3.

Disconnect the washer motor connectors.

LKIA0538E

LKIA0537E

LKIA0539E

FRONT WIPER AND WASHER SYSTEM

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4.

Slide retaining ring upward to release front and rear washer
motor.

5.

Remove front and rear washer motor from washer fluid reservoir.

Installation

Installation is in the reverse order of removal.

CAUTION:

When installing front and rear washer motor, there should be no packing twists, etc.

WASHER FLUID LEVEL SENSOR

Removal

1.

Remove washer fluid reservoir. Refer to "WASHER FLUID RESERVOIR".

2.

Lift level sensor out of washer fluid reservoir in the direction of
the arrow as shown.

Installation

Installation is in the reverse order of removal.

Washer Nozzle Adjustment

INFOID:0000000001691135

• This vehicle is equipped with adjustable washer nozzles.
• If not satisfied with washer fluid spray coverage, confirm that the

washer nozzle is installed correctly.

• If the washer nozzle is installed correctly, and the washer fluid

spray coverage is not satisfactory, re-aim washer nozzle.

LKIA0540E

LKIA0541E

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REAR WIPER AND WASHER SYSTEM

REAR WIPER AND WASHER SYSTEM

Removal and Installation

INFOID:0000000001691148

REAR WIPER ARM

Removal

1.

Remove wiper arm cover, and remove rear wiper arm nut.

2.

Remove the wiper arm.

3.

Remove wiper blade.

Installation

1.

Operate rear wiper motor one full cycle, then turn "OFF" (Auto Stop).

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

LKIA0608E

SEL024J

REAR WIPER AND WASHER SYSTEM

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Removal

1.

Remove wiper arm. Refer to

WW-54, "Removal and Installation"

.

2.

Remove pivot cap.

3.

Remove rear wiper motor nut.

4.

Remove rear wiper motor cover.

5.

Disconnect rear wiper motor connector.

6.

Remove nut and remove rear wiper motor.

7.

Remove rear wiper motor cover base.

8.

Remove bracket.

Installation

CAUTION:

• Do not drop the wiper motor or cause it to contact other parts.
Installation is in the reverse order of removal.

1.

Rear wiper motor cover

2.

Rear wiper motor

3.

Plate

4.

Rear wiper motor cover base

5.

Bracket

6.

Grommet

7.

Spacer

8.

Washer

9.

Rear wiper motor nut

10. Pivot cap

11.

Rear wiper arm and blade

12. Wiper arm nut

13. Wiper arm cover

14. Cap nut

15. Gasket

16. Gasket

17. Stud

18. Grommet

19. Nut

WKIA4867E

LKIA0543E

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REAR WIPER AND WASHER SYSTEM

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

INT-21,

"Removal and Installation"

.

2.

Disconnect rear washer tube from rear washer nozzle.

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-57, "Rear Washer

Nozzle Adjustment"

.

WASHER FLUID RESERVOIR

Refer to

WW-49

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WIPER AND WASHER SWITCH

1

Washer fluid reservoir

2

Washer fluid tube to rear door

3

Rear washer nozzle

4

Check valve

WKIA4143E

WKIA4242E

LKIA0545E