Component Inspection
1.
CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR
Turn ignition switch OFF.
Disconnect ECT sensor harness connector.
Remove ECT sensor.
Check resistance between ECT sensor terminals by heating with hot water as shown in the figure.
ECT sensor
Condition
Resistance (kΩ)
Terminal
1
2
Temperature [°C (°F)]
20 (68)
2.37 - 2.63
50 (122)
0.68 - 1.00
90 (194)
0.236 - 0.260
Is the inspection result normal?
INSPECTION END
Replace engine coolant temperature sensor. Refer to
Exploded View
.
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INSPECTION END
Replace engine coolant temperature sensor. Refer to Exploded View
.