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2002
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Prius L4-1.5L (1NZ-FXE) Hybrid
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - Powertrain Management
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Sensors and Switches - Computers and Control Systems
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Engine Temperature Sensor
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Testing and Inspection
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Temperature Switch
Temperature Switch
INSPECTION
INSPECT WATER TEMPERATURE SWITCH
Using a ohmmeter and thermometer, check continuity between terminals.
Standard:
No continuity at
48 °C (118.4 °F)
or less
Continuity at more than
55 °C (131 °F)