ELEC
54
EAS00812
EAS00813
6. Coolant temperature sensor
• Remove the coolant temperature sensor.
• Connect the pocket tester (Ω × 1k) to the
coolant temperature sensor as shown.
• Immerse the coolant temperature sensor in
a container filled with coolant .
N
TE:
Make sure the coolant temperature sensor
terminals do not get wet.
• Place a thermometer in the coolant.
• Slowly heat the coolant, and then let it cool
to the specified temperature indicated in the
table.
• Check the coolant temperature sensor for
continuity at the temperatures indicated in
the table.
Coolant temperature sensor
resistance
0°C (32°F): 5.21 ~ 6.37 kΩ
80°C (176°F): 0.29 ~ 0.35 kΩ
WARNING
• Handle the coolant temperature sensor
with special care.
• Never subject the coolant temperature
sensor to strong shocks. If the coolant
temperature sensor is dropped, replace
it.
Coolant temperature sensor
20 Nm (2.0 m•kg, 14 ft•lb)
Three bond sealock
®
10
• Does the coolant temperature sensor oper-
ate properly?
YES
NO
Replace the coolant
temperature sensor.
7. Wiring
• Check the entire cooling system’s wiring.
Refer to “CIRCUIT DIAGRAM”.
• Is the cooling system’s wiring properly con-
nected and without defects?
YES
NO
This circuit is OK. Properly connect or
repair the cooling
system’s wiring.
COOLING SYSTEM
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