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Home >> Honda >> 1986 >> Prelude Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> PGM-FI Electronic Control System >> Description & Operation >> Input Signals >> Coolant Temperature Sensor (TW)
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Coolant Temperature Sensor (TW)

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