WIPERS/WASHERS
TABLE OF CONTENTS
page page
WIPERS/WASHERS
DESCRIPTION ..........................1
OPERATION ............................3
DIAGNOSIS AND TESTING - WIPER &
WASHER SYSTEM .....................5
CLEANING - WIPER & WASHER SYSTEM .....5
INSPECTION - WIPER & WASHER SYSTEM . . . 6
CHECK VALVE
DESCRIPTION ..........................7
OPERATION ............................7
REMOVAL .............................7
INSTALLATION ..........................7
WASHER FLUID LEVEL SWITCH
DESCRIPTION ..........................7
OPERATION ............................8
WASHER HOSES/TUBES
DESCRIPTION ..........................8
OPERATION ............................9
WASHER NOZZLE
DESCRIPTION ..........................9
OPERATION ............................9
REMOVAL .............................9
INSTALLATION ..........................9
WASHER PUMP/MOTOR
DESCRIPTION ..........................9
OPERATION ...........................10
REMOVAL .............................10
INSTALLATION .........................10
WASHER RESERVOIR
DESCRIPTION .........................11
OPERATION ...........................11
REMOVAL .............................11
INSTALLATION .........................12
WIPER ARM
DESCRIPTION .........................13
OPERATION ...........................14
REMOVAL .............................14
INSTALLATION .........................14
WIPER BLADE
DESCRIPTION .........................15
OPERATION ...........................15
REMOVAL .............................16
INSTALLATION .........................16
WIPER LINKAGE
DESCRIPTION .........................17
OPERATION ...........................17
REMOVAL .............................17
INSTALLATION .........................18
WIPER MOTOR
DESCRIPTION .........................19
OPERATION ...........................19
REMOVAL .............................19
INSTALLATION .........................19
WIPER RELAY
DESCRIPTION .........................20
OPERATION ...........................21
REMOVAL .............................22
INSTALLATION .........................22
WIPERS/WASHERS
DESCRIPTION
An electrically operated intermittent wiper and
washer system is standard factory-installed safety
equipment on this model (Fig. 1). The wiper and
washer system includes the following major compo-
nents, which are described in further detail else-
where in this service information:
• Check Valve - The washer system check valve
is integral to the plumbing fitting located in the
washer plumbing between the cowl plenum washer
hose and the two washer nozzle hoses, and is located
beneath the cowl top panel at the base of the wind-
shield in the engine compartment.
• Multi-Function Switch - The multi-function
switch is secured to the top of the steering column,
just below the steering wheel. Only the left (lighting),
right (wiper) control stalks and the hazard warning
switch button for the multi-function switch are visi-
ble, the remainder of the switch is concealed beneath
the steering column shrouds. The multi-function
switch contains all of the switches for both the wiper
and washer systems.(Refer to 8 - ELECTRICAL/
LAMPS/LIGHTING - EXTERIOR/MULTI-FUNC-
TION SWITCH - DESCRIPTION)
• Washer Fluid Level Switch - The optional
washer fluid level switch is integral to a unique ver-
sion of the washer pump/motor unit, which is located
in a dedicated hole on the top of the sump area near
the back of the windshield washer reservoir on the
right front fender wheel house in the engine com-
partment.
• Washer Nozzle - A single washer nozzle with
three separate orifices is secured with integral snap
VA WIPERS/WASHERS 8R - 1
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