2
1
D
c. Measure the air induc
ti
on system solenoid re-
sistance.
EAS2&'
11
CHECKING THE INTAKE AIR PRESSURE
SENSOR
1.
Ch
eck:
• Intake air pressure sensor output voltage
Out of specification
->
Replace.
Intake
air
pressure
sensor
output
voltage
3.57-3.71 V@101.3 kPa
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT
a. Connect the test harness
S-
pressure sensor
(3P) "1" to t
he
intake air pressure sensor and
wire harness as shown.
£CA1
RC
l
&OS
NOTICE
~~~~~~~~~~~~~
Pay
attention
to the
installing
direction
of
the
test
harness
S-
pressure
sensor
(3P)
cou
-
pler
.
b. Connect the digital circuit tester (
DC
V)
to the
test ha
rn
ess
S-
pressure sensor (3P).
Digital
circuit
tester
90890-03174
Model
88
Multlmeter
with
tachom-
eter
YU
-A1927
Test
harness
S-
pressure
sensor
(3P)
90890-03207
YU
-03207
• Positi
ve
tester probe
pink (wi
re
harness colo
r)
(i
ntake air
pr
es-
sure sensor 1)
pink/white (wi
re
harness color)
(i
ntake air
pressure sensor 2)
• Negative tester probe
black/
bl
ue (wi
re
harness
co
lor)
ELECTRICAL COMPONENTS
\
A. Int
ake
air pr
essu
re sen
so
r 1
B.
In
take air p
ressure
senso
r 2
c. Set the main switch to "ON".
d. Measure the intake air pressure sensor ou
t-
put voltage.
••••••••••••••••••••••••••••••••
....,..,.
CHECKING THE INTAKE AIR
TEMPERATURE SENSOR
1. Remove:
•
In
take air temperature sens
or
EW
"14
110
A wARNING
• Handle
the
Intake
air
temperature
sensor
with
special
care
.
• Never
subject
the Intake
air
temperature
sensor
to
strong
shocks.
If
the intake
air
temperature
sensor
is
dropped, replace it.
2. Check:
•
In
take air temperature sensor resistance
Out
of
specification
->
Replace.
Intake
air
temperature
sensor
re-
sistance
540~6oo
n
@o
0
c (32 °F)
290-390
n@
8o •c (176 °F)
TTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT
a. Connect
th
e pocket tester
(n
x 100) to
th
e in-
take air temperature sensor terminal as
shown.
8-109
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