Coolant Temperature Sensor / Switch HVAC: Testing and Inspection

1. Dip the engine coolant temperature sensor in hot water and, using a stove, etc., raise the engine coolant temperature.
2. Check that the engine coolant temperature sensor is conductive when the engine coolant temperature reaches the specified temperature.

Standard value: 26.5 ± 4 °C (79.7 ± 7.2 °F)