Service manual

BODY ElECTRICAL
Condition
Probable
cause
Corrective action
Power
supply
Blown off fuse due to
trouble
of other
Check other
part
for
operation
and
and cable
part
in
windshield
wiper
circuit
correct trouble
Loose
open
or broken
wiring Check
wiring
near motor and terminal
connector for
connection
Correct if
necessary
I
Erroneous
wiring
Check each
connecting
cord
for
cord
color and correct as
necess uy
Improper
grounding
Correct
Switch
Improper
switch contact
Connect
L
Blue
or
LW Blue
white
to
B
Black and see if motor
operates
If
motor
operates
replace
switch
Link
Wire harness of other
part
is
hooked on Correct
link
Disconnected link rod
Correct
Seized or rusted
arm
shaft
Lubricate
or replace arm
shaft
Windshield
wiper
Motor
With
arm
raised still excessive
current
operating speed
flows
3 to
5A
due to
is too
slow Rare
short circuit of motor armature
Replace
motor armature
Windshield
wiper stops only by
lightly
holding
with hand due
to
Worn
motor
brush
Replace
brush
With arm raised
still excessive
current
flows
3 to 5A due to
Seized motor shaft
Replace
motor or lubricate
I earing
with
engine
oil
Power
sup
Dropped source voltage
Measure
voltage check
other electrical
ply
and
parts
for
operation
and take
corrective
cable action
for
power supply
if
necessary
Link
Hununing
occurs on motor in
arm
op
erating cycle
due to
Seized
a9
shaft Lubricate
grease
or
replace
Switch
Improper
switch contact
Conduct
continuity
test
and
replace
if
necessary
BE 29