Temperature Sensor (Gauge): Testing and Inspection

Engine Coolant Temperature (ECT) Sender Gauge Inspection
Warm up sender gauge. Thus make sure its resistance is decreased with increase of its temperature.




ECT sender gauge specification
136 - 216 Ohms at 50 °C (122 °F)
16.4 - 19.4 Ohms at 120 °C (248 °F)