lexus Workshop Repair Guides

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Engine Temperature Sensor > < Coolant Temperature Sensor/Switch (For Computer)|Locations
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

INSPECTION

INSPECT E.F.I. ENGINE COOLANT TEMPERATURE SENSOR

a. Resistance inspection.

1. Using an ohmmeter, measure the resistance between each terminal.

Resistance:
2.32 to 2.59 kOhms at Approx. 20 °C (68 °F)
0.310 to 0.326 kOhms at Approx. 80 °C (176 °F)

NOTE:  In case of checking the water temperature sensor in the water, be careful not to allow water to go into the terminals, and after
checking, dry the sensor.

Engine Temperature Sensor > < Coolant Temperature Sensor/Switch (For Computer)|Locations