| Circuit Diagram |


Specification Temperature Resistance (kΩ) °C °F -40-4048.
Inspection1.Turn the ignition switch OFF.2.Remove the ECTS.(Refer to "Removal")3.After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3.
C
DescriptionThe PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of the heater core.The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective hybrid engine.