SWITCHES V45 With the engine cold, use an ohmmeter to measure resistance between the temperature sensor terminal and the engine. RADIATOR THERMOMETER Check the temperature of the coolant. Run the engine and measure the change in resistance of the sensor with the engine at operating temperature. Temperature 60°C 85°C 110°C 120°C (140°F) (185°F) (230°F) (248°F) Resistance 104.0 43.9 20.3 16.1 (Ohms) 21-10 338 Date of Issue: May, 1982 © HONDA MOTOR CO., LTD.