| Circuit Diagram |

Specification TemperatureResistance (kΩ)°C°F-40-4052.15-20-416.520326.020682.45401041.11601400.54801760.29
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the OTS connector. 3. Remove the OTS. (Refer to "Removal") 4. After immersing the thermistor of the sensor into engine coolant, measure resistance between the OTS terminals 1 and 2.
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad") 3. Disconnect the 5P connector of the SMARTRA unit and then remove the SMARTRA unit (A) after loosening the bolt. Installation 1.
Inspection 1. Ignition "OFF”. 2. Disconnect the connector of auto defog control actuator. 3. Verify that the auto defog control actuator operates to the defrost ON mode when connecting 12V to the terminal 3 and grounding terminal 7. 4.