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Home >> Dodge and Ram >> 1994 >> Stealth V6-2972cc 3.0L SOHC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Coolant Temperature Sensor/Switch (For Computer) >> Description and Operation >> Engine Coolant Temperature Sensor Description
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Engine Coolant Temperature Sensor Description

Coolant Temperature Sensor:




CONSTRUCTION
The Coolant Temperature Sensor is a thermistor type sensor.

Engine Coolant Temperature Circuit:




OPERATION
As engine temperature increases, sensor resistance decreases. The Engine Control Module (ECM) monitors engine temperature by the sensor output voltage and provides optimum fuel enrichment when the engine is cold.



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