Turn ignition switch OFF.
Disconnect ECTS connector.
Remove the ECTS.
After immersing the thermistor of the sensor into engine coolant, measure resistance between ECTS terminals 1 and 3.
Check that the resistance is within the specification.
Specification: Refer to “Specification”
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
Disconnect the engine coolant temperature sensor connector (A).
Removal the water temperature control assembly (B).
Install the component with the specified torques.
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
Note that engine coolant may be flowed out from the water temperature control assembly when removing the sensor.
Installation is reverse of removal.
Engine coolant temperature sensor installation:
24.5 ~ 34.3 N.m (2.5 ~ 3.5 kgf.m, 18.1 ~ 25.3 lb-ft)