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Home >> Honda >> 1988 >> Civic Base, 2D Hatchback >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - PGM-FI System >> Operation >> Fuel Control Input Signals >> Coolant Temperature (TW) Sensor
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Coolant Temperature (TW) Sensor

The TW sensor uses a temperature sensitive resistor (thermistor) to measure coolant temperature. Resistance of thermistor decreases with a rise in coolant temperature.