9 - 42
–
+
ELEC
SIGNAL SYSTEM
7.If the coolant temperature indicator light does not come on when the main switch to “ON”, or if the
coolant temperature indicator light does not come on when the temperature is high (more than
107 ~ 113 °C (224.6 ~ 235.4 °F)):
CONTINUITY
1.Coolant temperature indicator light LED
●
Check the LED of the coolant indicator
light.
Refer to “CHECKING THE LEDs”.
NO CONTINUITY
Replace the meter assembly.
GOOD
CONDITION
2.Thermo switch 1
●
Remove the thermo switch 1 from the cyl-
inder head.
●
Connect the pocket tester (
Ω ×
1) to the
thermo switch
1
.
●
Immerse the thermo switch 1 in coolant
2
.
●
Check the thermo switch 1 for continuity.
While heating the coolant use a thermome-
ter
3
to record the temperatures.
Test
step
Water temperature
Good
condition
Thermo switch 1
1
0 ~ 103 °C
(32 ~ 217.4 °F)
×
2
More than
110 ± 3 °C
(230 ± 5.4 °F)
3*
110 ~ 103 °C
(230 ~ 217.4 °F)
4*
Less than 103 °C
(217.4 °F)
×
Tests 1 & 2; Heat-up tests
Tests 3* & 4*; Cool-down tests
: Continuity
×
: No continuity
WARNING
Handle the thermo switch 1 with special
care.
Never subject it to a strong shock or
allow it to be dropped. Should it be
dropped, it must be replaced.
T
R
.
.
Thermo switch 1:
8 Nm (0.8 m • kg, 5.8 ft • lb)
Three bond sealock
®
#10
*
BAD CONDITION
Replace the thermo switch 1.
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