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METER
AND
GAUGES
-
Digital
Type
Combination
Meter
Trouble-shooting
Flow
Chart (Cont'd)
8
Torque meter does not operate
Make pre-programmed signal check
(Refer to "Self-Check"
1
Check boost sensor CirCUit
70$2
or
more
EQ"C0r
ierr
I
60°C
or
more
Approx
10.70$2
Go
to "Boost
Replace
v
Make display unit check (Refer to
"Self-Check"
)
OK
NG
Replace control Replace display
unit
unit
-
1.
Disconnect meter harness connector
2
Connect vacuum pump gauge to boost
3
4
(Black)
sensor vacuum hose
Turn the ignition switch to
"ON"
Apply vacuum pressure to boost sensor by
vacuum pump gauge and measure voltage
across
0
and
@
vacuum
pump
gauge
\&
'"
'L
~esp
harness
connected
-
Ignition
swltch
-+
Approx
2 2V
at
0
kPa
(0
rnmHg.
IAtrnorpheric prarrur
13Vat-533k
I
9
I
Water
temp gauge doer not function
1
Make pre-programmed signal check
(Refer to "Self-Check"
)
sensor (thermistor) circuit
Make display unit check (Refer to
Replace display
unit
1
Disconnect meter harness connector
2
3
(Black)
Turn ignition switch to
"OFF".
Measure resistance between
@
and
@
Ignition
switch-
OFF
Resistance
Engine
coolant
r
temverature
EL-75
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