Toyota 4A-F, Руководство по ремонту

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COOLING SYSTEM - El
e
Clt
i
c
C
o
ol
i
n
g
F
a
n
CO-31
INSPECTION OF ELECTRIC COOLING FAN
COMPONENTS
,. INSPECT WATER TEMPERATURE SENSOR
LOCA T ION : On the rsd,stOt' l
ef
t
s
i
d
e
.
Using an ohmmeter, measure the resistance between the
te r mi n als .
Re,I,lance:
ApprOll. 1.36 kll
at
B6-C !1B6'F)
Approx. 1.19 kO
at
OO'C !lS4"F)
Appro". 1.06 kll at S6'C !203·F)
If res
i
sten
c
e
is not as specified, replece the sensor.
2. INSPECT NO.1 COOLING FAN RELAY
3.
A.
(See procadure Cootlng Fan Relay
on ploe
CO·2S)
LOCATION: In the No.5 junction block of the front luS­
SitSe
compartment
INSPECT NO.2 COOLING FAN RELAY
LOCATION: In the No.5 junction block
of
the
front
lug·
gilse
compartmen t .
Inspact reiav continuity
Ia)
Using an
ohmmeter,
check
t
he
t
there is
continuity
between terminels 2
end
6.
fbi ChlX:k that
th.re
Is
c
on
t
i
n
u
it
y
batween terminals 1
�nd
3.
Ie)
Check Ihat Ihere
is no
conlinuilv
belween le'min�ls
1
and
4.
If continuity i
s not
lIS specified,
replace the ,e l ay .
B. I
n
i
p
aCI
ralav oparation
la)
Apply
battery yoltage across
te
r
m
i
n
a
l
2
a n d
6.
fbi Using an ohmmeter.
check
thai
Ih
....
is no continuity
betwe.n t
8
f
m
i
n
a
l
s
1
a nd
3,
Ie)
C
h
e
ck thai
there is continuity
between
te
nn i n
a l
s
I
and
4 .
If operation is nol as
specified.
replace tha ralay.