2002 NISSAN PATHFINDER User Manual

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System Description

NAEL0318

WIPER OPERATION

NAEL0318S01

The front wiper switch is controlled by a lever built into the combination switch.

There are three wiper switch positions:

I LO speed

I HI speed

I INT (Intermittent)

With the ignition switch in the ACC or ON position, power is supplied

I through 20A fuse [No. 19, located in the fuse block (J/B)]

I to front wiper motor terminal 1, and

I to front wiper switch terminal 15.

Low and High Speed Wiper Operation

NAEL0318S0101

Ground is supplied to front wiper switch terminal 17 through body grounds E13 and E41.

When the wiper switch is placed in the LO position, ground is supplied

I through terminal 14 of the front wiper switch

I to front wiper motor terminal 5.

With power and ground supplied, the front wiper motor operates at low speed.

When the front wiper switch is placed in the HI position, ground is supplied

I through terminal 16 of the front wiper switch

I to front wiper motor terminal 3.

With power and ground supplied, the front wiper motor operates at high speed.

Auto Stop Operation

NAEL0318S0102

With front wiper switch turned OFF, front wiper motor will continue to operate until wiper arms reach windshield

base.

When wiper arms are not located at base of windshield with front wiper switch OFF, ground is provided

I from terminal 14 of the front wiper switch

I to front wiper motor terminal 5, in order to continue front wiper motor operation at low speed.

Ground is also supplied

I to terminal 13 of the front wiper switch

I through front wiper motor terminal 4

I through terminal 6 of the front wiper motor, and

I through body grounds M77 and M111.

When wiper arms reach base of windshield, front wiper motor terminals 1 and 4 are connected instead of ter-

minals 4 and 6. Wiper motor will then stop wiper arms at the PARK position.

Intermittent Operation

NAEL0318S0103

The front wiper motor operates the wiper arms one time at low speed at a set interval of approximately 2 to

13 seconds. This feature is controlled by the wiper amplifier built in the front wiper switch.

When the front wiper switch is placed in the INT position, ground is supplied

I to wiper amplifier (INT SW)

I from front wiper switch terminal 17

I through body grounds E13 and E41, and

I to front wiper motor terminal 5

I through the front wiper switch terminal 14

I through wiper amplifier (OUTPUT)

WASHER OPERATION

NAEL0318S02

With the ignition switch in the ACC or ON position, power is supplied

I through 20A fuse [No. 19, located in the fuse block (J/B)]

I to front washer motor terminal 1.

When the lever is pulled to the WASH position, ground is supplied

I to front washer motor terminal 2

I through terminal 18 of the front wiper switch

FRONT WIPER AND WASHER

System Description

EL-160

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User Manual - Page 160